Ecology and Environment : Biology

 

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Q.1. Least pore size seen in

A) Clayey soil

B) Sandy soil

C) Loamy soil

D) Gravelly soil

Q.2. Which one is a transported soil

A)Alluvial

B) Colluvial

C) Black soil

D) Both (A) and (B)

Q.3. The Environment Protection Act of Government of India was passed in

A) 1976

B) 1986

C) 1966

D) 1996

Q.4. E. P. Odum is a leading 

A) Mycologist 

B) Ecologist

C) Physiologist

D) Bryologist

Q.5. There is no life on moon because there is no 

A) Water

B) Oxygen 

C) Nitrogen

D) Carbon 

Q.6. The swimming fishes comprise

A) Nektons

B) Benthos

C) Planktons

D) Neustons 

Q.7. Taj Mahal is threatened due to the effect of

A) Chlorine

B) Sulphur dioxide

C) Oxygen

D) Hydrogen

Q.8. Safe limit of water fluoride level is

A) 

B) 

C) 

D)  

Q.9. Which plant is found in mangrove zone? 

A) Rhizophora

B) Acacia 

C) Pinus 

D) Tectona grandis

Q.10. Which part of body is first to be affected by nuclear radiation ?

A) Bone marrow

B) Liver

C) Lungs

D) Brain