Effect of pollution is first marked on:

A. Micro-organisms
B. Green vegetation of an area
C. Food crop
D. None of these

Water pollution:

A. Increases oxygenation
B. Decreases turbidity
C. Increases turbidity deoxygenation
D. Increases photosynthesis

The particulate matter dispersed in the atmosphere is:

A. Gaseous
B. Mainly gaseous
C. Non-gaseous
D. Mainly non-gaseous

A succession exhibiting changes in the communities at a place is described as:

A. Biotic succession
B. Physiographic succession
C. Climatic succession
D. Geographic succession

Essential ingredients for the success of community forestry are:

A. Capabilities of the land
B. The villagers choice of land use
C. Nature of the support the organizational structure provides
D. All of the above

Lead (Pb) is mainly considered:

A. Soil pollutant
B. Water pollutant
C. Air pollutant
D. Noise pollutant

Cattle Trespass Act, ________.

A. 1871
B. 1872
C. 1873
D. 1874

The Committee on Forest Preservation and Development, held on ______.

A. 1976
B. 1977
C. 1978
D. 1979

Which one of the following insecticides is the most persistent in soil?

A. Malathion
B. Aldrin
C. Gamma BHC
D. None of these

Charcoal is:

A. An important wood related industry
B. It is essentially a cottage industry operating mainly in the private sector
C. Both (a) & (b)
D. None of these