LIDETA SUB –CITY EDUCATION OFFICE
SECONDARY SCHOOL 2010 E.C GRADE 10 MODEL EXAMINATION
NUMBER OF ITEM 80
DIRECTIONS: -
TIR 2010 E.C
TIME ALLOWED 1:30 HOUR
1. READ INSTURCTIONS VERY CARFFEULLY IF YOU HAVE ANY QUESRTIONS
ASK THE SUPRVISOR BEFORE THE TEST BEGINS. NO QUESTION WILL BE
ANSWERED BEFORE THE TEST HAS BEGUN.
THIS BOOKLET CONTAINS BIOLOGY
YOU HAVE EXACTLY I HOUR TO WORK NO THIS TEST. DO NOT SPEND MORE
THAN ON E HOUR ON ONE SECTOION. DO NOT MOVE ON TO THE NEXT SCTION
UNTIL YOUR SUPRVISOR TELLS YOU TO DO SO. IF YOU FINISH BEFORE TIME IS
CALLED. CHECK YOUR WORK.
2. THERE IS ONLY ONE BEST ANSWER FOR EACH QUESTION. CHOOS THE BEST
ANSWER AND BLACKEN THE LETTER OF YOUR CHOICE ON THE ANSWER
SHEET. YOUR ANSWER MAKE SHOULD BE HEAVY AND DARK. COVRING THE
ANSWER SPACE COMLETELY FROM YOUR ANSWER SHEET.
3. USE PENCIL ONLY TO BLAKEN THE ANAWER ON THE ANSWER SHEET.
4. IF YOU WANT TO CHANGE YOUR ANSWER. RUB OUT YOUR FIRST CHOICE
COMPLETLELY. THEN BELACKEN THE CIRCLE OF YOUR FINAL CHOICE.
5. YOU MUST DO THE EXAMINATION ON YOUR OWN. ANY FORM OF CHEATING
WILL RESULT IN CANCELATION OF YOUR MARKS.
6. AT THE END OF 1 HOUR YOU WILL BE TOLD TO STOP BY YOUR SUPERVISOR
YOU MUST STOP IMMEDIATELY.
7. DO NOT LEAVE THE EXAMINATION HALL WHEN YOU HAVE FINISHED.
REMAIN QUIETLY ON YOUR SEAT UNTIL ALL THE ANSWER SHEETS HAVE
BEEN COLLECTEDAND THE SUPERIVSIOR GIVES YOU PERMISSION TO LEAVE.
DO NOT TURN THIS PAGE UNTIL YOU ARE TOLD TO DO SO.
1. Among the following institution, which one is research on endod and other plants as a source of
medicine?
A. AHRL
B. EHNRI
C. IAR
D. ALIPB
2. The type of microscope that uses a beam of electrons:
A. Simple microscope
C. Electron microscope
B. B. Compound microscope
D. Ultra Violet microscope
3. Which of the following parts of the cell is made up of Lipoprotein?
A. Ribosome
B. Cell wall
C. DNA
D. Plasma membrane
4. Which of the following carbohydrate formed by condensation reaction?
A. Glucose
B. Galactose
C. Fructose
D. Sucrose
5. Which one of the following is a constituent of enzymes?
A. Fats
B. Carbohydrate
C. Protein
D. Minerals
6. Which of the following deficiency disease caused by niacin?
A. Scurvy
B. Pellagra
C. Beriberi
D. Anemia
7. Which of the following is the part of small intestine?
A. Ileum
B. colon
C. cecum
D. rectum
8. Which of the following human blood type lacks antibody?
A. Blood group “A”
B. blood group “B”
C. blood group “AB”
D. blood group “O”
9. Which one is different from the other?
A. Tape worm
B. cholera
C. tuberculosis
D. typhoid
10. Which one of the following disease is caused by fungal microorganism?
A. Malaria
B. tape worm
C. athletes foot
D. cholera
11. Among the following which one is vector disease?
A. Amoeba
B. cancroids
C. malaria
D. all except ”C”
12. The microbial method which involves killing of all microorganism on an object.
A. Sterilization
B. pasteurization
C. disinfection
D. antiseptics
13. The most numerous group of organisms interims species in kingdom anomalies are:
A. Arthropod
B. Mollusca
C. Nematoda
D. Chordota
14. Which of the following organism is vertebrate animals?
A. Ascaris
B. Lizards
C. Earthworm
D. Snail
15. Which of the following is not a component of biogas?
A. Ethanol
B. Methanol
C. Carbon dioxide
D. Water
16. The group of microorganism that where first used to produce a model antibiotic penicillin are:
A. Virus
B. Fungi
C. Protozoa
D. Bcteria
17. Which one of the following is true about game to genesis?
A. It is the following to sex cells
B. It includes 00genesis and spermatogenesis
C. It is the formation of egg cell only
D. A and B are correct
18. Growth of body tissues is a result of:
A. Mutation
B. Meiosis
C. Mitosis
D. All
19. The basic unit of in heritance is:
A. Chromosomes
B. Nucleus
C. Gene
D. DNA
20. Which combination of chromosomes would be a normal human female?
A. XX
B. XXX
C. XY
D. YY
21. How many chromosomes would you expect to find in a normal human cell?
A. 50
B. 46
C. 23
D. 80
22. Cross breeding also known as:
A. Genetic engineering
C. Cranial nerves
B. Spinal cord
D. Cerebrum
23. Which of the following is not part of the central nervous system?
A. Cerebellum
B. Spinal cord
C. Cranial nerves
D. Cerebrum
24. The gap across which an impulse passes from one neuron to another is called:
A. Axon
B. Synapse
C. Dendrite
D. Cell body
25. A wave of depolarization across a neuron is known as:
A. Impulse potential
C. Resting potential
B. Membrane potential
D. Action potential
26. Speech, thinking and intelligence are associated with the:
A. Cerebellum
C. Hypothalamus
B. Cerebrum
D. Medulla
27. A strong hallucinate drug that is prepared in the laboratory is:
A. Cocaine
B. Cannabis
C. LSD
D. Marijuana
28. An Ethiopian biologists who is known as the Ardent lover of nature is:
A. DR Gebisa Ejeta
B. DR Teweldebrhan Gebre Egziabher
C. Professor Yealemtsehay Mekonnen
D. Professor Tilahun Yilma
29. Cells that are adapted to carry out a particular function are:
A. Embryonic stem cell
C. unspecialized cell
B. Specialized cell
D. Undifferentiated cell
30. Suppose you are observing a specimen under the microscope which is magnification 600X the
accual size of a specimen .if the magnification of the objective lens if the magnification power of
occular lens is 15X.
A. 600X
B. 60X
C. 30X
D. 40X
31. If plant cell is placed in a hypotonic solution it will.
A. Shirnk
B. Swell up
C. Plasmolysed
D. unchanged
32. How does body exercise affects the breathing rate.
A. Begin exercises, breathing rate decreases.
B. Begin exercises, breathing rate increases.
C. Get rest, breathing rate increases.
D. Get rest, breathing rate decreases
33. Which part of the teeth contains the living nerves.
A. Enamel
B. Dentine
C. Cement
D. Pulp cavity
34. In which structure of the lung does exchange of gases with the blood takes place?
A. Alveoli
B. Bronchi
C. Capillaries
D. Bronchioles
35. Which of the following is true about blood vessels?
A. Pulmonary veins carry deoxygenated blood.
B. Arteries carry blood towards the heart.
C. Veins carry blood away from the heart.
D. Pulmonary arteries carry deoxygenated.
36. The reaction that produces an immediate source of energy for cellular activity is.
A. ATP+H2O-------->ADP+Ptenergy
B. Glucose+Oxgen--------->CO2+H2O+energy.
C. ADP+Ptenergy----------->ATP+H2O
D. Glucose--------------------->Lactic acid+energy
37. Which of the following method is used to control and prevention of tuberculosis.
A. Use antiphrastic drug
C. Using handkerchief
B. Avoid facial contamination
D. Use mosquito
38. How does HIV affects human immune system by
A. Attacking macrophage and preventing phagocytes.
B. Infecting T-cell and reduce their efficiency.
C. Destroying red blood cell and reducing oxygen transport.
D. Preventing B-lymphocyte from anti body production.
39. Which of the following is true about vaccines?
A. Vaccines are active and activated.
B. Vaccines cause disease.
C. Vaccines protect the body from disease.
D. Vaccines weaken the immune system.
40. Which of the following sequence show the correct order of hierarchy of classification.
A. Kingdom---->phylum---->class---->order---->family---->gene---->species.
B. Phylum ----> Kingdom ---->class---->order---->family---->gene---->species.
C. Species ----> gene ----> family ---->order----> class ----> phylum ----> Kingdom.
D. Species ----> family ----> gene ---->order----> class ----> phylum ----> Kingdom.
41. Which of the following is the scientific name of lion?
A. Canis famileris
C. Felies domestica
B. Homo sapience
d. Panthera leo
 The following question is based on the following food web
Rabit
Green
plants
Fox
Tiger
Decomposer
Grass
hopper
Lizards
42. Which organism occupy secondary atrophic level.
A. Rabit
B. Fox
C. Decomposer
D. Green plant
43. The west product of an aerobic respiration by bacteria is.
A. Lactic acid
B. Oxygen
C. Water
D. Ethanol
44. One of the following is product of anaerobic respiration by yeast.
A. Water
B. Ethanol
C. Methane
D. Methanol
45. If one stand of a DNA molecule has CAGA nitrogen base the corresponding strands will be.
A. CAGA
B. AGAC
C. GTCT
D. GACA
46. Traits that can express itself phenotypic ally while two copies are found together are:A. Dominate allele
C. Recessive allele
B. Co dominate
D. Incomplete dominant allele
47. In which phase of meiosis does crossing over takes place??
A. Prophase
B. Telephone
C. Meth phone
D. Ana phone
48. Suppose certain DNA molecule has 1000 bases and 300 of them are found to be thlamine,then
the number of Guanine is.
A. 300
B. 200
C. 500
D. 400
49. What is the probability of producing an albino child if two carries married?
A. 25%
B. 100%
C. 75%
D.50%
50. The thread like structure in the nucleus that carries genetic information is:A. Allele
B. Gene
C. DNA
D. Chromosome
51. One of the following is not true about neurons.
A. Neurons are irritable
C. Nerve cells are bundles of neuron
B. Neurons are unit of nervous system
D. None of the above
52. Which of the following stimuli are detected by the same sense organ.
A. Taste and smell
C. Hearing and balance
B. Taste and vision
D. Hearing and smelling
53. What will happen in bright light.
A. The pupil becomes constrict
C. Circular muscles relax
B. Redial muscles of iris construct
D. All except A.
54. An endocrine gland that controls the activities of other endocrine glands is.
A. Thyroid gland
C. Pituitary gland
B. Parathyroid gland
D. Pancreas
55. Among the following biologists which one is known for the formulation of cell theory?
A. Louis Paster
C. Gregor Mendel
B. Theodre Schwann
D. Lazoro Spatanzan
56. Ethiopian biologists who worked to increase the crop productivities especially on sorghum?
A. Professor Beyene Ejeta
C. Professor Aclilu lema
B. DR Gebissa Ejeta
D. Professor Tilahun Yilma
57. Ethiopian biological research center which is highly devoted to researches related to leprosy is.
A. ALIPB
B. AHRI
C. EHNRI
D. IAR
58. Which of the following structure is common to both prokaryotes and eukaryotes?
A. Nuclear membrane
C. Chromatin
59.
60.
61.
62.
63.
64.
65.
66.
67.
68.
69.
70.
B. Mitochondrial
D. Cell wall
A special type of movement of water through partially permeable membrane a cross
concentration gradient is called?
A. Diffusion
C. Active transport
B. Passive transport
D. Osmosis
An organelle that is important for protein synthesis is known.
A. Chloroplast
C. Mitochondria
B. Ribosome
D. Nucleus
Which of the following disease is only caused by bacteria?
A. Influenza
C. AWD
B. Common cold
D. Cholera
Which of the following is not one of the five kingdoms used to classify the living world?
A. Protista
C. Eukaryote
B. Animally
D. Fungi
In which of the following plant division would find plants that have no transport tissue and no
true roots?
A. Pteridophyta
C. Angiosperm
B. Gymnosperm
D. Bryophyte
Which class of the vertebrate has scaly skin on the legs lays eggs and can regulate its own body
temperature?
A. Bird
C. Mammals
B. Fish
D. Reptiles
___________are bacteria and fungi that breaks down the remains of animals and plants?
A. Consumer
C. Omnivores
B. Decomposer
D. Carnivores
Plant with the ability to fix nitrogen in the soil are called
A. Xerophytes
C. Flowering plants
B. Legumes
D. Gymnospermae
Microscopic photosynthetic organisms at the begging of many aquatic food chains are called.
A. Zooplankton
C. Phytoplankton
B. Herbivores
D. Chemosynthetic bacteria
The uses of microorganisms to make things that people want involving industrial productions?
A. Microbiology
C. Bacteriology
B. Biotechnology
D. None
What is the limitation to use ethanol as a fuel for cars?
A. It produces much organic wastes in the environment.
B. It takes a lot of plant material to product
C. It limits much toxic gases than conventional fuels
D. It increases the level of carbon dioxide in the atmosphere
DNA is made up of small molecules known as.
A. Nucleotides
C. Bases
B. Genes
D. Phosphate
71. Which of the following is the result of a cross between pea plant homozygous for roundels and
homozygous?
A. 100% round
C. 50% wrinkled,50% round
B. 75% wrinkled,25% round
D. 25% wrinkled,75% round
72. Which of the following is true about mitotic cell division?
A. Daughter cells are not identical to parent cells
B. They produced for daughter cells
C. Daughter cells have the same number of chromosomes to the parent cells
D. It takes place in Germ cells
73. In pea plant Talleness is dominant over shortness what would be the genotype of F1 if hybrid tall
plants are self pollinated?
A. TT,tt
C. TT,Tt
B. Tt
D. Tt,tt
74. At which stage of meiosis cell division can have the homozygous pairs move in opposite poles.??
A. Prophase
C. Anaphase
B. Metaphase
D. Telophase
75. Which of the following is not in heritabretrait in humans?
A. Tongue rolling
C. Albinism
B. Scar on skin
D. Attached ear lodes
76. The nucleus of a neuron is located in the.
A. Axon
C. A cell body
B. Dendrites
D. Myelsheath
77. Motor /efferent/ neuron carry information from the.
A. Central nervous system to receptors
B. Receptors to central nervous system
C. Receptors to other parts of the body
D. Central nervous system to the brain
78. Which of the following is a conditioned reflex action?
A. Salivating on tasting food
B. Sneezing due to dust
C. Salivating on setting food
D. Blinking of eyes
79. Which one of the following statement has correctly matched.
A. Fore-brain_deals with breasing
B. Mind brain_ deals with vision
C. Hid brain_deals with smell
D. Medulla_deals with balance
80. Long sight can be corrected by using
A. Concave lens
B. Double lens
C. Convex lens
D. Diverging lens