Short Answer Type

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State two differences between the rainfalls that occur from June to September and that from December to February in North India.


The differences:

i. Rainfall in June to September is caused by  S.W. monsoon whereas rainfall in December to February is caused temperate cyclones (western disturbances) originating in Mediterranean sea.

ii. Rain in June to September is heavy ranging between 75 to 150 cm. whereas rain in Dec. to February is only 5 to 7 cm but beneficial for wheat and barley.

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State two characteristics of Tropical deciduous forests.

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Give a geographical reason for each of the following: 

i. Kerala has the longest rainy season.

ii. The Konkan coast experience orographic rainfall.

iii. The city of Kanpur in Uttar Pradesh has a higher range of temperature than that of
Chennai in Tamil Nadu.

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State the characteristic of each of the soils named below that makes them most suitable
for crop cultivation:

i. Black Soil

ii. Red Soil

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Study the climatic data  given below and answer the questions that follow:

Month

Jan

Feb

Mar

Apr

May

Jun

July

Aug

Sep

Oct

Nov

Dec

Temp. C

21.0

21.9

24.3

27.2

28.0

26.4

26.1

25.4

25.0

26.0

23.8

21.2

Rainfall cm

5.1

2.8

1.2

1.7

3.9

4.6

8.4

11.4

11.9

31.6

34.5

14.8


i. Identify the hottest month.

ii. Calculate the annual rainfall.

iii. Name the winds that bring the maximum rainfall to this city.

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State the geographical term for each of the following processes:

i. The process by which soluble minerals dissolve in rain water and percolate to the bottom, leaving the top soil infertile.

ii. The process by which rain water, flowing in definite path removes the top soil, thus causing deep cuts to the surface of the land.

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State two reasons why Tropical Evergreen forests are difficult to exploit.

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Explain two factors that affect the climate of India giving a suitable example for each.

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Define the following :

i. Pedogenesis.

ii. Humus

iii. Bhangar

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Identify the tree as per its characteristics mentioned below:

i. It yields wood that is hard and scented and is usually found in high altitudes.

ii. It is generally found in the deltaic region and is used to make boats.

iii. The furniture made from this tree is generally the most expensive.

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