Coral Reefs CDS Questions

Coral Reefs MCQ Questions

13.
Which of the following is an example of a benefit of ecosystem diversity?
A.
Increased genetic diversity
B.
Increased agricultural productivity
C.
Increased nutrient cycling
D.
None of the above
ANSWER :
C. Increased nutrient cycling
14.
Which of the following is an example of a threatened species in the United States?
A.
Serbian Tiger
B.
Elephant
C.
Bald eagle
D.
None of the above
ANSWER :
C. Bald eagle
15.
Which is the simplest aquatic ecosystem?
A.
Pond
B.
Lake
C.
Marine
D.
Stream
ANSWER :
A. Pond
16.
What are the tropical grasslands of Venezuela called?
A.
Llanos
B.
Steppe
C.
Veld
D.
Down
ANSWER :
A. Llanos
17.
Which one of the following plant is used to cure cough and cold?
A.
Aloe vera
B.
Kachnar
C.
Tulsi
D.
Arjun
ANSWER :
C. Tulsi
18.
How many oceans constitute the marine ecosystems around peninsular India?
A.
1
B.
2
C.
3
D.
4
ANSWER :
C. 3