1
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Change Language
If '+' sign is assigned to beneficial interaction, '–' sign to detrimental and '0' sign to neutral interaction, then the population interaction represented by '+' '–' refers to
A
parasitism
B
commensalism
C
mutualism
D
amensalism
2
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
When does the growth rate of a population following the logistic model equal zero?
The logistic model is given as dN/dt = rN(1-N/K)
A
When death rate is greater than birth rate.
B
When N/K equals zero.
C
When N/K is exactly one.
D
When N nears the carrying capacity of the habitat.
3
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
Gause's principle of competitive exclusion states that -
A
Larger organisms exclude smaller ones through competition
B
More abundant species will exclude the less abundant species through competition
C
Competition for the same resources excludes species having different food preferences
D
No two species can occupy the same niche indefinitely for the same limiting resources
4
NEET 2016 Phase 1
MCQ (Single Correct Answer)
+4
-1
Change Language
It is much easier for a small animals to run uphill than for a large animal, because -
A
The efficiency of muscles in large animals is less than in the small animals
B
Smaller animals have a higher metabolic rate
C
It is easier to carry a small body weight
D
Small animals have a lower O2 requirement
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