INTEGRATED INDIAN SCHOOL, KUWAIT
HOLIDAY ASSIGNMENT 2014 - 2015
CLASS X
ENGLISH
1.It is a very high-tech world and gadgets and technology have become the centre core of most of the
working people today. It is a gizmo world and most of us are victims of this system.The gadgets we
use start off as being conveniences, but end up as addictions. The corporate world needs 24/7, roundthe-clock services, so these gadgets are the most sought after things today. Write an article on the
topic, “Growing craze for gadgets” in about 120 words. You can also refer to the MCB Unit, “Science”.
2. Tani Mukerjee of class X is worried regarding the depletion of resources all around her. She is the
president of the Eco Club of her school and feels passionately regarding conserving the resources,
which are being wasted by people around her. So she decides to write an article on “ Conserving The
Environment Around Us” in about 120 words. You can use the ideas from the MCB section on
‘Environment’.
3.You have been listening to speeches on the T.V. about the forthcoming elections. Each leader laughs
at his/her rival and does not refrain from making nasty remarks. Write a diary entry, how you feel
about election speeches in about 80words.
Hints : Election fever at height – So are the derogatory remarks – Integrity, character of each
candidate questioned – Unrestrained criticism – Why do people forget decency and courtesy? –
Totally confused
4. Your cousin, only four, went missing since morning. Make a diary entry of what you did, how you
feel at the discovery in about 80 words.
Hints : Come to New Delhi first time – Knew only his name – Walked out of the kitchen door – Confusion
Hue and cry – Everyone sent on a search – Report at the police station – Picture shown on T.V.Discovery
5. Write an original short story ending with the statement, “All’s Well That Ends Well” in about 150200 words.
6. Turtles live for around 100 years. Humans beings rarely live beyond 85 years. Turtles are the only
animals that live longer than human beings.
Peter the Turtle is hundred years old today. But he is not happy. Imagine his past and write a story
about his varied experiences in about 150-200 words.
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7. You are one of the regular visitors to public places such as government libraries and public parks.
You are disappointed to see the unkempt surroundings. Write a letter to the Deputy Commissioner
requesting him to look into the matter.
You are Ramakrishnan/Parvathi of A-34, Xth Cross, Magnolia Lane, Bangalore. Do not exceed 120
words.
8. You are interested in learning fashion technology through a correspondence course. Write a letter
to the Principal of Fashion Institute of Correspondence, C.R.Das Road, Nasik, enquiring about the
details of the fees and duration of the course and so on. While writing, imagine yourself as
Sangeet/Sangeeta Jain, in not more than 120 words.
9.The Delhi administration has launched a drive against the use of crackers because of the increased
levels of air pollution during Diwali due to the bursting of crackers,the adverse health impacts and the
employment of child labour in the fire cracker industry, which leads to many casualties. The objective
should be to let Diwali be a glowing and lightened festival of the year and not a noisy, disturbing,
polluting, chaotic, and accident filled event.
Using your own ideas, write a speech to be delivered in your school on the need to “Say no to
crackers” in not more than 120 words.
10.Write a debate for the motion “ Should examinations be replaced with other forms of
assessment?”
11.Read the following books and write a book review. The review of one book should be in power
point and the other hand written.
(a) The Story of My Life – 1903 Unabridged Edition by Helen Keller.
(b) The Diary of a Young Girl – 1947 Unabridged Edition By Anne Frank.
The Project must include :
– The Summary of the Novel
-- The Plot of the Story
-- Main Character Sketches
-- Critical Appreciation
12.Read and complete the Main Course Book.
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MATHEMATICS
1. Prove that one of every three consecutive positive integers is divisible by 3.
2. If d is the HCF of 45 and 27, find x & y satisfying d=27x +45y
3.. solve the following system of linear equation:
5x – 6y + 30 = 0
5x + 4y – 20 =0
Find the vertices of the triangle formed by the above two lines and x-axis.
4. solve graphically the system of linear equation:
4x – 3y + 4 = 0
4x + 3y – 20 = 0
Find the area of the region bounded by these lines and x-axis.
5. find value of k for which the systems of equation has no solution:
3x – y – 5 =0
6x – 2y – k = 0
6. determine the value of c for which the following system of linear equation has no solution.
Cx + 3y = 3
12x + cy = 6
7.for what value of k, the following system of equation have (1) a unique solution (2) no solution
2x + ky =1
3x-5y = 7
8. for what value of k, the following pair of linear equation has infinitely many solutions?
Kx + 5y – (k – 5) = 0
9. for what value of k, will the following system of equation have infinite solution?
2x – 3y = 7,
(k + 2)x –(2k + 1)y = 3(3k – 1)
0
10. If sin 2q = cos (q – 36) , 2θ and (q – 360) are acute angles. Find the value of 'q ' .
11. If tan (320 +q ) = cotq , θ and (320 +q ) are acute angles, find the value of 'q '.
12. If sin ( A+ B) =1 and cos(A – B) = √3 /2 , 00 ≤ ( A+ B) ≤ 900 , A > B, then find the values
of A and B.
13. If q = 300 , then find the value of (1– tan2q)/(1+ tan2q)
14.Simplify: tan 2 600 + 4cos2 450 + 3sec2 300 + 5cos2 900
15. Find the value of :(sin 620)/ cos 28 + 2 (tan 730)/ cot170 – (2sin 28 .sec620 )/(cot170 7sec 320 – 7cot 580)
16.Find the zeroes of the following polynomials by factorization method and verify the
relations between the zeroes and the coefficients of the polynomials 2𝑆 2 – (1 +
2√2)𝑆 + √2
17. Find a quadratic polynomial, the sum and product of whose zeroes are 2 and –3/2
respectively. Also find its zeroes.
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18. If the remainder on division of X3+2X2 + K X+3 by x – 3 is 21, find the quotient and the
value of
k. Hence, find the zeroes of the cubic polynomial x3 +2x2+kx-18.
19. Given that √2 is a zero of the cubic polynomial 6x3+2x2-10x-4√2 , find its other
two zeroes.
PHYSICS
ELECTRICITY
One mark questions
1. Define the term “electric current”.
2. Define the term ‘resistivity’ of a material.
3. How is a Voltmeter connected in the circuit to measure the potential difference between two
points?
4. You have two metallic wires of resistances 6 ohm and 3 ohm. How will you connect these wires to
get the effective resistance of 2 ohm?
5. If the distance between two electric charges is doubled, how much will the force exerting between
them change to?
Two marks questions
6. State Ohm’s law. “The resistance of a conductor is 1Ω.” What is meant by this statement?
7. Why are coils of electric toaster made of an alloy rather than a pure metal?
8. Why is the series arrangement not used for domestic circuits?
9. A wire of resistivity ‘r’ is stretched to double its length. How does it affect the (a) resistance (b)
resistivity?
10. Write two points of difference between direct and alternate current
11. An electric geyser has the rating 2000W-220 V marked on it. What should be the minimum current
rating (in whole number) of the fuse – wire to be used?
12. An electric lamp is marked 100 W, 220 V. It is used for 5 hour daily. Calculate (i) its resistance
while glowing (ii) energy consumed in kWh per day.
13. A bulb is rated at 5.0 volt, 100 mA. Calculated its (i) power (ii) resistance.
14. A wire of resistance ‘R’ is stretched by 50%. What will be percentage change in its resistance?
15. The resistance of 100 W bulb is less than resistance of 40 W bulb. Explain the reason.
3 marks questions
16. Derive the equation for resultant resistance of Resistors in series
17. How much work is done in moving a charge of 3 coulumb from a point at the volts 115 to a point
at 125 volts?[ 30j]
18. A heater wire whose power is 4KW is connected to 220 V source calculate:(i) Electric current in the circuit (ii) Resistance of heater (iii) Energy consumed in 2 hours.
Q19. Study the following data and write which set of value should be rejected so that ohm’s law holds
good for the remaining set of values. Draw the graph and find out the mean resistance (3)
V(volts)
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2.5
5.0
10.0
15.0
20.0
25.0
I(A)
0.1
0.2
0.3
0.6
0.8
1.0
20. (a) Which has more resistance: 100W bulb or 60W bulb?
(b) A wire of resistance 5W is bent in the form of a closed circle. What is the effective resistance
between the two points at the end of any diameter of the circle?
21. Two wires A and B are of equal lengths, different cross-sectional areas and made of the same
metal.
(i) Name the property which is same for both the wires.
(ii) Name the property which is different for both the wires.
(iii) If the resistance of wire A is four times the resistance of wire B, calculate
(a)the ratio of the cross-sectional areas of the wires.
(b)the ratio of the radii of the wires.
22. Drift speed is the term used to describe the flow of current through a conductor. Does it represent
the speed of the current or its strength?
23.. A resistor of 8ohm is connected in parallel with another resistor X. The resultant resistance of the
combination is 4.8 ohm . What is the value of X?
24. How will you connect three resistors of 2 ohm , 3 ohm , 5 ohm respectively so as to obtain a
resultant resistance of 2.5 ohm ? Draw the diagram to show arrangement.
25. A wire of resistance 5 ohm is bent in form of closed circle. What is the effective resistance
between the two points at ends of any diameter of circle?
MAGNETIC EFFECTS OF ELECTRIC CURRENT
Section-A [1marks]
1. What does the direction of thumb indicate in the right-hand thumb rule?
2. What is the frequency of alternating current in India?
3. How will you use a solenoid to magnetize a steel bar?
4. An alternating electric current has a frequency of 50 Hz. How many times does it change its
direction in one second?
5. Name devices which produce: (i) alternating current, (ii) direct current.
6. Name the physicist who discovered the magnetic effect of the electric current.
7. A straight copper conductor is held parallel to the axis of a freely suspended magnetic needle such
that the conductor is under the needle and the current is flowing from south to north. In which
direction the north of magnetic needle will move?
8. If a copper conductor carrying a current is held in north-south direction, in which direction will its
magnetic field act?
9. Why does the strength of electromagnet increase, when its soft iron core is laminated?
10. Why does a conductor carrying current experiences force when held in a magnetic field at right
angles to it?
Section-B [2marks]
11. What will be the frequency of an alternating current, if its direction changes after every 0.01 s?
12. What is a solenoid? Draw the pattern of magnetic field lines of a solenoid through which a steady
current flows.
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13. A coil of insulated wire is connected to a galvanometer. What would be seen if a bar magnet with
its south pole towards one face of the coil is:
(a) Moved quickly towards it? (b) Moved quickly away from it? (c) placed near its one face?
(d) Name the phenomena involved.14. No two magnetic field lines can intersect each other. Explain.
15. Two circular coils A and B are placed close to each other. If the current in the coil A is changed, will
some current be induced in the coil B? Give reasons.
Section- C [3marks]
16.What happens to the deflection of the compass needle placed at a point near current carrying
straight conductor
(a) if the current is increased,
(b) if the direction of current in the conductor is changed,
(c) if compass is moved away from the conductor?
17. State Fleming’s Right hand rule. Give one application of this rule. What is SI unit of induced
current?
18. What is an electric fuse? What result do you expect if someone operates an electric heater of
power rating 2 kW, 220 V in a domestic electric circuit. What has a fuse of current rating of 5A? Justify
your answer.
19. Why does a current carrying conductor kept in a magnetic field experience force? On what factors
does the direction of this force depend? Name and state the rule used for determination of direction
of this force.
20. With the help of a neat diagram describe how you can generate induced current in a circuit.
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CHEMISTRY
.What happens when ZnCO3 is heated in the absence of air? Give the relevant equation.
2 . Which gas is usually liberated when an acid reacts with a metal Write chemical equations for
the reactions taking place when(i) zinc sulphide is heated in air(ii) calcination of zinc carbonat is
done.
3. Write observation with reaction for the following : Granulated zinc reacts with dil. sulphuric acid.
4. “Respiration is an exothermic reaction.” Justify this statement giving the chemical equation for
thereaction involved.
5. The colour of copper sulphate solution changes when an iron nail is dipped in it. State the reason
giving chemical equation for the reaction involved.
6. (a) Identify the substance oxidized, substance reduced, oxidizing agent and reducing agent in
the following reaction : ZnO + C → Zn + CO
(b) Packets of potato chips are flushed with nitrogen gas, why ?
7. A blue colour salt becomes white on heating. Give reason for the above observation. What
happens when we add water to the salt which is obtained after heating ? Also write its formula.
8 . (a) How does baking soda help to make cakes and bread soft and spongy?
(b) List the raw materials used for the preparation of baking soda.
(c) Write chemical equation for its preparation.
9. (a) Name the metal which is low in activity series and exists as liquid at room temperature.
(b) Write the name and formula of its ore.
(c) How is the metal extracted from this ore ?
(d) Write the chemical equation for the reaction involved.
10 (i) What causes rusting of iron ? Design an activity to show the conditions needed for iron nails
to rust.
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(ii) Why do we paint iron articles ?
11
12.
A few drops of sulphuric acid are added into water before electrolysis. Why ?
Give an example of a metal which is a liquid at room temperature
13
What is an alloy ? Give the composition and one use each of the following :
(i) Brass (ii) Solder
14 . Name the product obtained by recrystallisation of sodium carbonate and write its chemical
formula.
15 . (a) A solution of substance ‘X’ is used for white washing. What is the substance ‘X’ ? State the
chemical reaction of ‘X’ with water.
(b) Why does the colour of copper sulphate solution change when an iron nail is dipped in it ?
16 . (a) Balance the following chemical equations :
(i) BaCl2 + H2SO4 → BaSO4 + HCl
(ii) Ca(OH)2 + HNO3 →Ca(NO3) 2 + H2O
(iii) Pb(NO3)2 → PbO + NO2+ O2
(iv) MnO2 + HCl → MnCl2 + H2O + Cl2
15 . (a) What is a decomposition reaction ?
(b) What type of reaction will occur when silver chloride is exposed to sun light ?
(c) Identify the type of the reaction, when lead (II) nitrate solution is mixed with potassium
iodide solution.
16 . (a) How is common salt prepared from sea water?
(b) What will be the approximate pH of the aqueous solutions of the following salts :
(i) Sodium chloride (ii) Ammonium Chloride
17 . A white coloured powder is used by the doctors for supporting fractured bones.
(a) Write chemical name of the powder.
(b) Write its formula.
(c) Write chemical equation, when this white powder is mixed with water.
18
Write the chemical name and formula of washing soda. How is it prepared? Write balanced
chemical equation of the reaction.
19 . (i) Write the electron - dot structures for sodium, oxygen and magnesium.
(ii) Show the formation of magnesium oxide by transfer of electrons and name the ions present
.
20 With the help of a suitable example, explain how ionic compounds are formed. State any three
general properties of ionic compounds.
21 (i) Given below are the steps for extraction of copper from its ore. Write the reaction involved.
(a) Roasting of copper (I) sulphide
(b) Reduction of copper (I) oxide with copper (I) sulphide.
(c) Electrolytic refining
22 (ii) Draw a neat and well labelled diagram for electrolytic refining of copper
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23 Write a balanced chemical equation for a chemical combination reaction.
24 . Name the metal which has very low melting point and can melt with heat of your palm.
25 Why is sodium stored in kerosene ?
26. (a) Why does blue vitriol change to white on heating ?
(b) Write its formula.
27 What happens in a displacement reaction. Justify your answer giving one example.
28 . (a) Balance the chemical equation :
Fe(s) + H2O(g)  Fe3O4(s)+ H2(g)
(b) Identify the type of reaction in the equation given below :
Na2SO4(aq) + BaCl2(aq)  BaSO4(s) + NaCl(aq)
29 Explain why :
(a) Respiration is an exothermic reaction,
(b) All decomposition reactions are endothermic reactions.
(c) When blue salt of copper sulphate is heated it becomes colourless.
30 What is Bleaching powder chemically called ? Give reaction involved in its preparation.Give one
of its uses.
31 . (a) How is common salt prepared from sea water?
(b) What will be the approximate pH of the aqueous solutions of the following salts :
(i) Sodium chloride
ii) Ammonium Chloride
32 Identify the substance oxidized, substance reduced, oxidizing agent and reducing agent in
the following reaction : ZnO+ C Zn + CO
(b) Packets of potato chips are flushed with nitrogen gas, why ?
33 (a) Name the metal which is low in activity series and exists as liquid at room temperature.
(b) Write the name and formula of its ore.
(c) How is the metal extracted from this ore ?
(d) Write the chemical equation for the reaction involved
34
A few drops of sulphuric acid are added into water before electrolysis. Why ?
35 . An element A forms two oxides AO and AO2. The oxide AO is neutral whereas the oxide AO2 is
acidic in nature. Would you call element A a metal or a non-metal
36
Identify the compound which is oxidized in the following reaction:
H2S + Br2 2HBr + S
37
A drop of litmus solution is added to each of the four solutions give below. State the colour
Of litmus solution observed in each.
Soap solution, Sodium bicarbonate solution, Acetic acid, Tomato juice
36. Translate the following statements into chemical equations and then balance the equations:
a. Aluminium metal replaces iron from ferric oxide. Fe2O3, giving aluminium oxide andiron.
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b. Barium chloride reacts with zinc sulphate to give zinc chloride and a precipitate of barium
sulphate.
37. What is the chemical name of washing soda? Name the three chief raw materials used for
makingwashing soda
38. Given the following reaction
2Al + Fe2O3 2Fe + Al2O3 + Heat
Answer the following with reason.
a. Name the oxidising agent.
b. Name the reducing agent.
c. Name the substance oxidised.
39. A compound which is prepared from gypsum has the property of hardening when mixed with
a proper quantity of water. Identify the compound. Write the chemical equation for
itpreparation.For what purpose is it used in hospital?
.40. Show the formation of NaCl from sodium and chlorine atoms by the transfer of electrons.
b. Why has sodium chloride, a high melting point?
c. Name the anode and the cathode used in electrolytic refining of impure copper metal.
41 . Why should curd and sour substances not be kept in brass and copper vessels?
42
. Why does an aqueous solution of acid conduct electricity?
43 . Why plaster of Paris should be stored in a moisture proof container?
44 . What is efflorescence?
45 . Why is baking soda used as an antacid
46 a. State reasons for the following.
i. Metals are good conductor of heat.
ii. Addition of some silver to pure gold for making ornaments.
iii. Inability of non – metals for displacing hydrogen from dilute sulphuric acid.
47 . Balance the following equations
iv. CaO + H2O Ca(OH)2
v. NaOH + H2SO4 Na2SO4 + H2O
48 What are the products formed when magnesium metal reacts with water ? Why do the pieces
of metal start floating during the reaction ?
49. While diluting an acid, why is it recommended that the acid should be added to water and not
water to the acid.
50. A solution of potassium chloride when mixed with silver nitrate solution, an insoluble white
substance is formed. Write the chemical reaction involved and also mention the type of the
chemical reaction ?
2.MAKE A MODEL SHOWING THE CODUCTIVITY OF SOLUTION
[REFER ACTIVITY 2.8 IN NCERT TEXT BOOK]
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OR
MAKE A SODA ACID FIRE EXTINGUISHER [REFER PAGE NO.36 OF NCERT TEXT BOOK
OR
PREPARE NATURAL INDICATORS AND RECORD THE COLOUR CHANGE IN ACIDIC AND BASIC
SOLUTIONS
[REFER PAGENO.35 OF NCERT TEXT BOOK]
BIOLOGY
TEST PAPER-01
SCIENCE & TECHNOLOGY (086)
Chapter 6 : Life Process
1. What are the raw materials for photosynthesis? (1 mark)
2. What is the role of bile juice in digestion? (1 mark)
3. Write the equation for respiration? (1 mark)
4. Name three types of blood vessels used in the transport of blood. (1 mark)
5. Name the artificial method for the removal of liquid nitrogenous waste from body? (1 mark)
6. Write any two points of difference respiration in plants and respiration in animals. (2 marks)
7. Draw the labelled diagram of the human respiratory system. (2 marks)
8. How are the alveoli designed to maximize the exchange of gases? (2 marks)
9. Amylase is secretated by two different glands. Name them. Write is the action of amylase on
food? (2 marks)
10. Name the passage in sequence through which urine passes from kidneys to the outside in
humans. How is urine prevented from flowing back into the ureters? (2 marks)
11. State the role of the following in the human respiratory system
(i)Nasal cavity (ii) Diaphragm (iii) Alveoli (3 marks)
12. Give reasons for the following:
(i)The glottis is guarded by epiglottis.
(ii) The lung alveoli are covered with blood capillaries.
(iii) The wall of trachea is supported by cartilage rings. (3 marks)
13. Leaves of a healthy potted plant were coated with Vaseline to block the stomata. Will this plant
remain healthy for long? State three reasons for your answer. (3 marks)
14. What are the differences between aerobic and anaerobic respiration? Name some organisms that
use the anaerobic mode of respiration. (3 marks)
15. Describe double circulation in human beings. Why is it necessary? (3 marks)
16. (i) Name the blood vessel that brings oxygenated blood to the human hear. (5 marks)
(ii) Which chamber of human heart receives oxygenated blood?
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(iii) Explain how oxygenated blood from this chamber is sent to all parts of the body.
TEST PAPER-02
SCIENCE & TECHNOLOGY (Class-10)
Chapter 6 : Life Process
1. Point out of differences between an artery and vein. (1 mark)
2. Name the type of blood vessels which carry blood from organs to the heart. (1 mark)
3. Name the largest artery in human body. (1 mark)
4. What is meant by life process? (1 mark)
5. What are autotrophs? (1 mark)
6. What advantage over an aquatic organism does a terrestrial organism have with regard to
obtaining oxygen for respiration? (2 marks)
7. State the two vital function of the human kidney. (2marks)
8. Name any two autotrophic plants which also show heterotrophic mode of nutrion. Why do they
need to do so? (2 marks)
4. What is the difference between stroma and grana? (2 marks)
5. Write two differences between the transport of materials in xylem and phloem. (2 marks)
6. What are the differences between the transport of materials in xylem and phloem? (3 marks)
7. Compare the functioning of alveoli in the lungs and nephrons in the kidneys with respect to their
structure and functioning. (3 marks)
8. Draw a diagram of human alimentary canal showing duodenum, small intestine, liver and
pancreas. (3 marks)
9. Name 3 kinds of blood vessels of human circulatory system. Write function of each. (3 marks)
10. Name the constituents of blood. Why are WBC called ‘soldiers of the body’? (3 marks)
11. Explain the process by which inhalation occurs during breathing in human beings. (3 marks)
12. What are the methods used by plants to get rid of excretory products? (5 marks)
13. (i) State two structural differences between an artery and a vein. (5 marks)
(ii) Name a non-nucleated cell present in human blood and state 1 functions of this cell.
(iii) Draw a labelled diagram of human heart.
TEST PAPER-03
SCIENCE & TECHNOLOGY (Class-10)
Chapter 6 : Life Process
1. What are the raw materials for photosynthesis? (1 mark)
2. Give the energy transformation that takes place in the process of photosynthesis. (1 mark)
3. Write the equation of photosynthesis. (1 mark)
4. What is the respiratory organ of earthworm? (1 mark)
5. Give the function of xylem. (1 mark)
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6. Write any two functions of large intestine to man. (2 marks)
7. How are lungs designed in human beings to maximize the area for exchange of gases (2 marks)
8. Draw the human heart and label its parts. (2 marks)
9. Why is diffusion insufficient to meet the oxygen requirements of multicellular organisms like
human? (2 marks)
10. What is the role of the acid in our stomach? (2 marks)
11. Draw a diagram & describe the process by which excretion occurs in amoeba. (3 marks)
12. How does blood circulate between lungs and heart in human beings? Give two functions of
lymph in human body. (3 marks)
13. How do each of the following factors affect the productivity in the process of photosynthesis?
(i) Temperature (3 marks)
(ii) Water
(iii) Carbon dioxide.
14. Write necessary conditions for autotrophic nutrition and its by-products? (3 marks)
15. How are fats digested in our body? Where does this process take place? (3 marks)
16. (i) Draw a labelled diagram of the respiratory system of human beings with diaphragm
at the end of expiration. (5 marks)
(ii) List four conditions required for efficient gas exchange in an organism
TEST PAPER-04
SCIENCE & TECHNOLOGY (Class-10)
Chapter 6 : Life Process
1. Name the artificial method for the removal of liquid nitrogenous waste from body. (1 mark)
2. Name any three waste products of plants? (1 mark)
3. Name three excretory organs of man. (1 mark)
4. Name the part of plants which helps in transportation. (1 mark)
5. Name the juice secreted by the liver. (1 mark)
6. What is the function of digestive enzymes? (2 marks)
7. What is the role of saliva in the digestion of food? (2 marks)
8. Point out two differences between an artery and a vein. (2 marks)
9. What do you mean by double circulation of blood? (2 marks)
10. Write any two points of difference between respiration in plants and animals? (2 marks)
11. What criteria do we use to decide whether something is alive? (3 marks)
12. What are the differences between autotrophic nutrition and heterotrophic nutrition? (3 marks)
13. Where do plants get each of the raw materials required for photosynthesis? (3 marks)
14. What are the different ways in which glucose is oxidized to provide energy in various
organism? (3 marks)
15. (i) Draw a labelled diagram of the human reparatory system. (5 marks)
(ii) How oxygen and carbon dioxide exchanged in our body during respiration?
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(iii) Explain, how the air we breath in gets cleaned while passing through the nasal
passage.
TEST PAPER-05
SCIENCE & TECHNOLOGY (Class-10)
Chapter 6 : Life Process
1. Name the tissue associated with the conduction water in plants. (1 mark)
2. What is source of O2 liberated during photosynthesis? (1 mark)
3. In which part of the digestive canal food is absorbed? (1 mark)
4. Which organelle of the cell is known as ‘power house’? (1 mark)
5. Why oxygenated and deoxygenated blood is separated in mammals and birds? (1 mark)
6. Name the functional unit of human kidney. (1 mark)
7. ‘Respiration is a vital function of the body’. Justify. (2 marks)
8. Differentiate between autotroph and heterotrophy. (2 marks)
9. State the two vital functions of the human kidney. (2 marks)
10. Mention the role of the valvesin maintaining blood flow in the heart. (2 marks)
11. What is the structural difference between the auricles and ventricles? (2 marks)
12. How are lungs designed in human beings to maximize the area for exchange of gases(3marks)
13. How are water and minerals transport in plants? (3 marks)
14. How is food transported in plants? (3 marks)
15. (i) What are the functions of liver and pancreas in the digestive system? (5 marks)
(ii) Which part of the body secretes bile? Where is bile stored?
(iii) What is trypsin? What is its function?
CBSE TEST PAPER-01
SCIENCE & TECHNOLOGY (Class-10)
Chapter 7 : Control and Coordination
1. What is a neuron? (1 mark)
2. Give an example of plant hormone that promotes growth. (1 mark)
3. What part of the brain maintains posture and equilibrium of the body? (1 mark)
4. Which parts of the body produce growth regulators? (1 mark)
5. List two functions performed by ovaries in a human female. (1 mark)
6. What does a stem (or shoo) do in a response to light? (1 mark)
7. Name the 2 hormones secreted by pancreas. Write one function of each hormone. (2 marks)
8. How are involuntary actions and reflex actions different from each other? (2 marks)
9. What is the difference between a reflex action and walking? (2 marks)
10. What is the need for a system of control and coordination in an organism? (2 marks)
11. Distinguish between cerebrum and spinal cord. (2 marks)
12. Define the following terms: (3 marks)
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(i) nerve impulses (ii) axon (iii) olfactory receptors.
13. What is the function of receptors in our body? Think of situations where receptors do not
work properly. What problems are likely to arise? (3 marks)
14. How does adrenaline hormone help in addition to electric impulses travelling via nerve cells
to meet out emotions stress (like fear)? (5 marks)
CBSE TEST PAPER-02
SCIENCE & TECHNOLOGY (Class-10)
Chapter 7 : Control and Coordination
1. State one function each of cerebellum and pons. (1 mark)
2. Name the part of hind brain which takes part in regulation of respiration. (1 mark)
3. We suddenly withdraw our hand when a pin pricks. Name the types of response involved in
this action. (1 mark)
4. What hormone helps in lowering level of blood glucose in human beings? (1 mark)
5. How does chemical coordination take place in animals? (1 mark)
6. Draw the structure of neuron and explain its function. (1 mark)
7. Write the functions of plant hormones. (2 marks)
8. Define reflex action with a suitable example. (2 marks)
9. Define geotropism. Give one example of geotropism. (2 marks)
10. What is the difference between tropic and nastic movements in plants, giving one example of
each. (2 marks)
11. How do auxins promote the growth of a tendril around the support? (2 marks)
12. Write the functions of pons, cerebellum and medulla oblongata. (3 marks)
13. Draw a diagram of human brain and label he following parts: (3 marks)
(i) Cerebrum
(ii) Meninges
(iii) Medulla oblongata
(iv) Cerebellum
14. (i) What are ‘hormones’? (5 marks)
(ii) List four characteristics of hormones.
(iii) Name the hormones required for the following
(a) Functioning of memory glands.
(b) Regulation of calcium and phosphorus in blood.
(c) Lowering of blood glucose
(d) Development of moustache and beard in human male.
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SOCIAL SCIENCE
GEOGRAPHY:- Make an album on endangered species of plants and animals with pictures &
information.
DISASTER MANAGEMNET:- Make a model of first aid box or prepare a chart on first aid measures to
be taken at any particular incident.
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HINDI
FRENCH
1) Write and learn the conjugation of all the verbs from Entre Jeune 1 & 2
Présent, passé compose, futur simple, futur proche, passé récent, imparfait, conditionnel,
impératif etc.
2) (a)
Ecrivez une lettre a votre ami(e) lui en décrivant comment vous avez passe les vacances
d’été.
3) (b)
comment vous avec fêté votre anniversaire.
4) Décrivez votre famille & votre meilleur ami(e).
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5) Write and learn the questions and answers from leçons 1 to 5 (5 times)
6) Write and learn the rules of grammaire from from leçons 1 to 5 (5 times)
7) Make a Power Point presentation of parfumes, la cuisine française, le fromage, les monuments
et du culture et civilisations français..
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