1
NEET 2019
MCQ (Single Correct Answer)
+4
-1
Change Language
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 2018
MCQ (Single Correct Answer)
+4
-1
Change Language
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
3
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Change Language
Which ecosystem has the maximum biomass ?
A
Pond ecosystem
B
Lake ecosystem
C
Grassland ecosystem
D
Forest ecosystem
4
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language
The primary producers of the deep-sea hydrothermal vent ecosystem are
A
chemosynthetic bacteria
B
coral reefs
C
green algae
D
blue-green algae
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