Q&A-Unit-09-Test-01

Previous Year Questions of CBSE NET paper First

Dec 2004

1. Global warming during winter becomes more pronounced at the:

*

5 points

(A) Equator

(B) Poles

(C) Tropic of Cancer

(D) Tropic of Capricorn

2. In the study of man-environment interaction, the statement of Miss Semple that “the humans are solely the product of their environment”, is:

*

5 points

(A) An opinion

(B) A prejudice

(C) A fact

(D) A widely accepted phenomenon

4. Arrange Column II in proper sequence so as to match it with Column I and choose the correct answer from the codes given below:

Column I Column II

Activity Noise Level

(a) Hearing (i) 30 dB

(b) Whispering (ii) 1 dB

(c) Interference with sleep (iii) 60 dB

(d) Normal talk (iv) 30–50 dB

Codes :

(a) (b) (c) (d)

*

5 points

(A) (i) (ii) (iii) (iv)

(B) (ii) (i) (iv) (iii)

(C) (iv) (ii) (iii) (i)

(D) (iii) (i) (ii) (iv

5. The maximum loss of forest lands in India is caused by :

*

5 points

(A) River valley projects

(B) Industries

(C) Means of transportation

(D) Agriculture

December 2005

1. Bitumen is obtained from
*

5 points

(A) Forests and Plants

(B) Kerosene oil

(C) Crude oil

(D) Underground mines

3. The cloudy nights are warmer compared to clear nights (without clouds) during winter days. This is because: (December 2005)

*

5 points

(A) clouds radiate heat towards the earth

(B) clouds prevent cold wave from the sky, descend on earth

(C) clouds prevent escaping of the heat radiation from the earth

(D) clouds being at great heights from earth absorb heat from the sun and send towards the earth

December 2005

4. Largest soil group of India is:

*

5 points

(A) Red soil

(B) Black soil

(C) Sandy soil

(D) Mountain soil

5. Main pollutant of the Indian coastal water is

*

5 points

(A) oil spill

(B) municipal sewage

(C) industrial effluents

(D) aerosols