Social Sciences, asked by aprajeetamandal, 1 month ago

Section- Geography: (30 MARKS.)

Q.N.1 Choose the correct option of the following questions:-

1x5= 5.

(i) Which one is not a part of biological environment?

(a) Plants (b) Water (c) Animals (d) Human beings.

(ii) Which one of the following is not a human activity?

(a)Diverse land use (b) Cleaning of forests (c) New human settlement (d) Formation of mountain

(iii) The full form of SIMA is:

(a)Silica & mica (b) Silica & magnesium (c) Silica & magma

(d) Silica & magnetite

(iv) In normal lapse rate, temperature decreases at the rate of 1 degree with every:

(a) 165 m ascend

(b) 175 m ascend (c) 185m ascend

(d) 195 m ascend

(v) In which year was the Wildlife Protection Act passed in India?

(a)1971 (b)1972 (c) 1973 (d)1974

Q.N.2 Write True or False for the following statements:-

1x4= 4.

(a) Diamond is the softest substance_________.

(b) Aircrafts often fly through the Stratosphere _________.

(c) Laterite soil is the most fertile soil_________.

(d) The literal meaning of lithosphere is the sphere of rocks_________.

Q.N.3 Define the following terms (any three):-

2x3 =6.

(a) Weathering (b) Residual soil (c) P- Wave (d) Crust.

Q.N.4 Write the answer of the following in brief: -

2x3 = 6.

(i) What is meant by SIMA and SIAL?

(ii) Why is humus formed more rapidly in humid areas?

(iii) What is lava?

Q.N. 5 Write the answer of the following: -

3x2 =6.

(a) Name three major sources of pollutants in the air. Also state the ill- effects of these air pollutants.

(b) What are fossil fuels? Name any two fossil fuels and specify their importance.

Q.N. 6 Locate these on outline map of India: -

1x3 = 3.

(i) Alluvial soil (ii) Black soil (iii) Forest and Mountain soil.

Section- History : ( 30 Marks)

Q.N. 1 Choose the correct option of the following question: -

1x5 =5.

(i) Prithiviraj Raso was written by-

(a)Tulsidas (c) Chand Bardai (c) Arya Bhatt (d) Abul Fazl

(ii) The Sun temple, known for its fine architecture, is situated at-

(a)Puri (b) Bhubaneswar (c) Khajuraho (d) Konark

(iii) The term “Mandalam” stands for-

(a) a village (b) a sabha (c) a district (d) a province

(iv) The first Muslim invasion in India was led by –

(a)Mahmud of Ghazni (b) Muhammad Ghori (c ) Muhammad-bin-Qasim (d) Muhammad-bin-Tughlaq​

Answers

Answered by dhairyamittal06562
0

Answer:

ttt to the na ki korbo bujte parsi na to

Answered by antarabarman42
10

Explanation:

It is because they get enough water through the water vapour present in the atmosphere due to a huge amount of humidity which ultimately helps in easy humus creation. As bacterias need moisture to grow , in humid areas they reproduce and increase rapidly which results in fast formation of humus.

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