1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Which of the following is the most important cause for animals and plants being driven to extinction?
A
Economic exploitation
B
Alien species invasion
C
Habitat loss and fragmentation
D
Drought and floods
2
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Which of the following ecological pyramids is generally inverted?
A
Pyramid of biomass in a forest
B
Pyramid of biomass in a sea
C
Pyramid of numbers in grassland
D
Pyramid of energy
3
NEET 2018
MCQ (Single Correct Answer)
+4
-1
What type of ecological pyramid would be obtained with the following data?
Secondary consumer : 120 g
Primary consumer : 60 g
Primary producer : 10 g
A
Inverted pyramid of biomass
B
Pyramid of energy
C
Upright pyramid of numbers
D
Upright pyramid of biomass
4
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Which ecosystem has the maximum biomass ?
A
Pond ecosystem
B
Lake ecosystem
C
Grassland ecosystem
D
Forest ecosystem
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