GREENWOOD HIGH
ANNUAL EXAMINATION, JANUARY (2022-23)
SUBJECT – GEOGRAPHY
Grade :9
Time: 2 Hrs
Date:10.1.2023
Max. Mark: 80
Answers to this paper must be written on the paper provided separately
You will not be allowed to write during the first 15 minutes.
This time is to be spent in reading the question paper
The time given at the head of this paper is the time allowed for writing the answers.
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Attempt seven questions in all.
Part I is compulsory. All questions from part I to be attempted.
A total of five questions are to be attempted from part II
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PART I (30 Marks)
Attempt all questions from this Part
QUESTION 1
Answer the following in brief –
a) State two characteristics of the Crust.
b) Give two examples of mechanically formed sedimentary rocks.
c) What is Tidal range? Give the approximate time difference between the
occurrence of two tides.
d) Why are plateaus also called tableland?
e) What is a Great Circle? Which parallels of latitudes is a Great Circle?
f) Define:(i)
Volcanicity
(ii)
Seismograph
g) State two characteristic of anti-cyclone.
h) State one destructive and one constructive effect of weathering.
i) Give one characteristic of the rainfall experienced in equatorial region.
j) Why are planetary winds also known as prevailing winds?
k) Name two pollutants responsible for acid rain.
l) Why is cyclonic rainfall also known as Frontal rainfall?
QUESTION 2
On the outline map of the world provided mark the following:
a) River Colorado
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b)
c)
d)
e)
f)
g)
h)
i)
j)
Andes mountain
Mediterranean Sea
River Volga
River Nile
Gulf of Mexico
Shade Equatorial region
Great Diving Range
River Yangtse
Bering Strait
PART II (50 Marks)
Attempt any five questions from this part
QUESTION 3
a)
b)
c)
d)
State the significance of Tropic of Cancer.
In which sphere do we find life on earth.
What is the time at New York (74°W) when it is 1:00 pm at Greenwich?
Give reasons –
(i)
The region beyond arctic circle remains in total darkness from
23rd September to 21st March.
(ii)
Local time varies from place to place.
(iii) Equator is the longest line of latitude.
e) Draw a neat and labeled diagram of Winter Solstice.
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QUESTION 4
a) State one economic importance of rocks.
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b) Give reason [2]
(i)
Temperature starts rising gradually towards the interior of the earth.
(ii)
Flood plains have different texture of soil.
c) State one difference each between the following [2]
(i)
Lacustrine plains and Aeolion Loess plains
(ii)
Asthenosphere and Mesosphere
d) What are fossils? In which types of rocks do we find fossils.?
[2]
e) With the help of a neat and labeled diagram distinguish between block and fold mountains
[3]
QUESTION 5
a) Identify the type of volcanoes for the following examples (i)
Arthur’s seat
(ii)
Mt. St. Helens
(iii) Mt. Vesuvius
b) Give reason -
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(i)
(ii)
(iii)
Epicenter is the most affected region of an earthquake.
Dry regions are characterized by large temperature variations.
Earthquake and volcanic activities are common in the areas of young
fold mountains.
c) Briefly explain the meaning of:
(i)
Granular disintegration
(ii)
Biological weathering
d) Draw a neat and labeled diagram of longitudinal dunes along with wind direction.
QUESTION 6
a) Give one word for the following:
(i) A strong northward moving warm current of the east coast of North America
(ii) The deflective force which changes the direction of winds.
b) What is the influence of the following ocean currents on the coastal areas where they
flow?
(i)
North Atlantic Drift
(ii)
Oyashio Current
c) Give reason (i)
Ships prefer to sail along the ocean currents.
(ii)
The west coast of Japan remains warm compared to East coast.
d) With the help of diagram distinguish between spring and neap tide.
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QUESTION 7
a) Define Insolation.
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b) Write two differences between Convection and conduction.
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c) Give reasons [4]
(i) Planes do not fly in troposphere.
(ii) Stratosphere acts as a shield to the Earth.
(iii) North India has a greater range of temperature than South India.
(iv) The distribution of insolation on the surface of the Earth is unequal.
d) State two effects of Global warming. Give one way to control this effect on the earth’s
surface.
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QUESTION 8
a) Give reason (i) Doldrum is a low pressure belt.
(ii) Furious fifties and screaming sixties are found in the southern hemisphere.
b) State two differences between (i)
Permanent and Periodic winds
(ii)
Relative and Absolute humidity
c) With reference to convectional rainfall, answer the following –
(i)
State a factor necessary for this type of rainfall to occur
(ii)
Name a region associated with this type of rainfall
d) Draw a neat and labeled diagram showing orographic rainfall.
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QUESTION 9
a)
b)
c)
d)
Why are nuclear radiations more dangerous than other forms of pollution?
Give two ways by which soil pollution affect human beings.
Differentiate between bio-degradable and non-biodegradable waste.
Give reason –
(i)
Use of automobiles cause air pollution.
(ii)
Pesticides and fertilizers are harmful for aquatic life.
(iii)
Occurrence of smog is common in industrial region.
e) Give two effects of noise pollution.
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