Ecology and Environment NDA Questions

NDA BIOLOGY

Ecology and Environment MCQ Questions


13.
In deserts, leaves are changed to _____ to reduce the loss of water.
A.
Spines
B.
Stem
C.
Fruit
D.
None of the above
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ANSWER :
A. Spines
14.
Which of the following are the plants that are seen in deserts?
A.
Opuntia
B.
Date Palm
C.
Aloe vera
D.
All the above
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ANSWER :
D. All the above
15.
Gir Forest National Park is located in _____
A.
Kerala
B.
Tamil Nadu
C.
Gujarat
D.
Uttarakhand
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ANSWER :
C. Gujarat
16.
Trees in mountains are _____ in shape.
A.
Square
B.
Cylindrical
C.
Conical
D.
Circle
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ANSWER :
C. Conical
17.
Which gas is the major pollutant of air?
A.
Nitrogen
B.
Oxygen
C.
Carbon monoxide
D.
Sulphur dioxide
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ANSWER :
C. Carbon monoxide
18.
What type of leaves are seen in the plants in mountains?
A.
Needle like
B.
Circle like
C.
Long
D.
None of the above
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ANSWER :
A. Needle like