C:-Endemic
D:-Vulnerable
Correct Answer:- Option-C
Question67:-Which of the following is an example of rare species 7
A:-Blackbuck
B:-Blue sheep
C:-Mithun
D:-Hombill
Correct Answer:- Option-D
Question68:-Which of the following is not treated under in situ conservation 7
A:-National park
B:-Botanical garden
C:-Wildlife sanctuary
D:-Biosphere reserve
Correct Answer:- Option-B
Question69:-Which is not a freshwater lake in India 7
A:-Sambhar lake
B:-Dal lake
C:-Nainital lake
D:-Wular lake
Correct Answer:- Option-A
Question70:-Molasses from sugar industry is used to generate
A:-bio-diesel
B:-hydrogen
C:-bio-ethanol
D:-bio-methanol
Correct Answer:- Option-C
Question71:-The most important fuel used by nuclear power plant is
A:-U-248
B:-U-235
C:-U-236
D:-U-238
Correct Answer:- Option-B
Question72:-Which toxic metal is of greatest concem in urban atmosphere
A:-Pb
B:-Hg
C:-Cd
D:-As
Correct Answer:- Option-A
Question73:-Which of the following statement regarding PAH is ೧೦೧೮೮೭?
A:-PAHs are synthesised from saturated hydrocarbons under oxygen deficient conditions
B:-Low molecular mass hydrocarbons form PAHs by pyrosynthesis
C:-Higher alkanes in fuels form PAH by pyrolysis
D:-All of the above
Correct Answer:- Option-D
Question74:-Concem about atmospheric mercury is due to its
A:-toxicity
B:-volatility
C:-mobility
D:-all of the above
Correct Answer:- Option-D

Question75:-Most important source of CO in atmosphere is transportation and ‏کا‎ about

atmosphere.

A:-60%

B:-65%

C:-70%

D:-75%

Correct Answer:- Option-B
Question76:-Photochemical smog is a

% of the total CO in