UGC NET Paper-1 Previous Year Questions on People & Environment - December 2005

1. Bitumen is obtained from
(A) Forests and Plants
(B) Kerosene oil
(C) Crude oil
(D) Underground mines



2. Malaria is caused by:
(A) bacterial infection
(B) viral infection
(C) parasitic infection
(D) fungal infection



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



4. Largest soil group of India is:
(A) Red soil
(B) Black soil
(C) Sandy soil
(D) Mountain soil



5. Main pollutant of the Indian coastal water is
(A) oil spill
(B) municipal sewage
(C) industrial effluents
(D) aerosols



6. Human ear is most sensitive to noise in the following frequency ranges:
(A) 1-2 KHz
(B) 100-500 Hz
(C) 10-12 KHz
(D) 13-16 KHz



7. Which species of chromium is toxic in water:
(A) Cr+2
(B) Cr+3
(C) Cr + 6
(D) Cr is non-toxic element



8. Match List - I (Dams) with List - II (River) in the following:
List - I (Dams)              List - II (River)
a. Bhakra                     (i) Krishna
b. Nagarjunasagar       (ii) Damodar
c. Panchet                    (iii) Sutlej
d. Hirakud                   (iv) Bhagirathi
e. Tehri                        (v) Mahanadi
   
      a   b   c    d   e
(A) v   iii   iv   ii    i
(B) iii   i    ii   v   iv
(C) i    ii    iv  iii   v
(D) ii   iii   iv   i    v

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