1
NEET 2021
MCQ (Single Correct Answer)
+4
-1
Which of the following statements is not correct?
A
Pyramid of numbers in a grassland ecosystem is upright
B
Pyramid of biomass in sea is generally inverted.
C
Pyramid of biomass in sea is generally upright.
D
Pyramid of energy is always upright.
2
NEET 2021
MCQ (Single Correct Answer)
+4
-1
In the equation GPP - R = NPP

R represents :
A
Respiration losses
B
Radiant energy
C
Retardation factor
D
Environmental factor
3
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
In relation to Gross primary productivity and Net primary productivity of an ecosystem, which one of the following statements is correct?
A
There is no relationship between Gross primary productivity and Net primary productivity
B
Gross primary productivity is always more than net primary productivity
C
Gross primary productivity is always less than net primary productivity
D
Gross primary productivity and Net primary productivity are one and same
4
NEET 2020 Phase 1
MCQ (Single Correct Answer)
+4
-1
Match the trophic levels with their correct species examples in grassland ecosystem.

(A) Fourth trophic level   (i) Crow
(B) Second trophic level  (ii) Vulture
(C) First trophic level      (iii) Rabbit
(D) Third trophic level    (iv) Grass

Select the correct option
A
(A) $$ \to $$ (iv), (B) $$ \to $$ (iii), (C) $$ \to $$ (ii), (D) $$ \to $$ (i)
B
(A) $$ \to $$ (ii), (B) $$ \to $$ (iii), (C) $$ \to $$ (iv), (D) $$ \to $$ (i)
C
(A) $$ \to $$ (i), (B) $$ \to $$ (ii), (C) $$ \to $$ (iii), (D) $$ \to $$ (iv)
D
(A) $$ \to $$ (iii), (B) $$ \to $$ (ii), (C) $$ \to $$ (i), (D) $$ \to $$ (iv)
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Medical
NEET
Graduate Aptitude Test in Engineering
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CBSE
Class 12