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12.Ecosystem
medium
The total energy fixed by a gram plant (Cicer arietinum) in an ecosystem on the whole is called
A
Primary production
B
Gross production
C
Secondary production
D
None of the above
Solution
(b)Gross productivity is the total amount of chemical energy stored in plants per unit area and per unit time.
Standard 12
Biology
Similar Questions
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 :
$(a)\quad(b) \quad(c) \quad(d)$
