AHSEC| CLASS 11| GEOGRAPHY| SOLVED PAPER - 2021| H.S.1ST YEAR
2021
GEOGRAPHY
Full Marks: 70
Pass Marks: 21
The figures in the margin indicate
full marks for the questions
1. Find out the correct answer of the following: 1x8=8
(a) Which one of the following scholars coined the term 'Geography?
(i) Herodotus
(ii) Eratosthenes
(iii) Aristotle
(iv) Galileo
(b) The lowest layer of the atmosphere is
(i) troposphere
(ii) ionosphere
(iii) mesosphere
(iv) stratosphere
(c) The single landmass that included all the continents as
suggested by Alfred Wegener is known as
(i) Angaraland
(ii) Laurasia
(iii) Pangaea
(iv) Panthalassa
(d) To which group of rocks does 'granite' belong?
(i) Primary rock
(ii) Metamorphic rock
(iii) Sedimentary rock
(iv) None of the above
(e) What is the total geographical are of India?
(i) 3.28 million sq. km.
(ii) 7.83 million sq. km.
(iii) 3.78 million sq. km.
(iv) 2.38 million sq. km.
(f) Who among the following used the term 'Ecology' for the first
time?
(i) O Neill
(ii) Charies Darwin
(iii) W. M. Davis
(iv) Ernst Haeckel
(g) What one of the following proportions of land area of the
country was targeted to be under forest in Forest Policy of India?
(i) 33 percent
(ii) 55 percent
(iii) 44 percent
(iv) 22 percent
(h) Which one of the following is a depositional landform?
(i) V-shaped valley
(ii) Gore
(iii) Canyon
(iv) Delta
2. Give short answers: 2x10=20
(a) Write two definitions of Geography.
Ans:- The word 'geography' is derived
from the Greek word’s 'geo' and 'graphene', which translate to earth
description or earth writing. Geography involves the study of different places
on the Earth's surface, their diverse environments, and the interactions
between them.
This academic discipline studies the characteristics of the natural
environment of a place, the populations that live there, and the various
interactions that occur.
(b) Name two neighbouring countries of India.
Ans:- Nepal, Bhutan.
(c) Name any two different expressions of humidity.
Ans:- Humidity has two different manifestations:-
(i) Absolute humidity: The amount of
water vapor in 1 cubic meter. Absolute humidity of air is the absolute humidity
of the air.
(ii) Relative humidity: The amount of
water vapor present in the air can be expressed as a percentage of the amount
required for saturation at the same temperature and same volume. It is
expressed in percentage.
(d) Name two local storms of hot weather seasons in India.
Ans:- Local hot weather storms in India
aid the growth of crops.
Some of the famous local storms of hot season in India are:-
(i) Mango rains: Towards the end of
summer, pre-monsoon rains occur which is a common phenomenon in the coastal
areas of Kerala and Karnataka. These are locally known as mango rains as they
help in ripening the mangoes quickly.
(ii) Blossom Shower: This shower brings
bloom of coffee flowers in Kerala and surrounding areas.
(e) Name two biosphere reserves of Assam.
Ans:- (i) Manas Wildlife Sanctuary.
(ii) Dibru-Saikhowa BR.
(f) Mention any two conditions necessary for the occurrence of
temperature inversion.
Ans:- Two conditions are necessary for the occurrence of temperature
inversion:-
(i) Long winter nights: Heat loss by
terrestrial radiation from the ground surface during the night may exceed the
amount of incoming solar radiation.
(ii) Cloudless and clear sky: Heat loss
through terrestrial radiation occurs more rapidly than without interruption.
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