Primary productivity depends on.........
- AThe plant species inhabiting a particular area
- Ba variety of environmental factors
- CAvailability of nutrients
- DAll correct
Similar Questions
Match the following:
Trophic levels
Examples
$(A)$ First
$(a)$ Mon
$(B)$ Second
$(b)$ Wolf
$(C)$ Third
$(c)$ Cow
$(D)$ Fourth
$(d)$ Phytoplankton
Match the following:
| Trophic levels | Examples |
| $(A)$ First | $(a)$ Mon |
| $(B)$ Second | $(b)$ Wolf |
| $(C)$ Third | $(c)$ Cow |
| $(D)$ Fourth | $(d)$ Phytoplankton |
Maximum solar energy may be trapped by
Maximum solar energy may be trapped by
Which group of living organisms given below is a link in food chain between green plants and hawk
Which group of living organisms given below is a link in food chain between green plants and hawk
Assertion : In a food chain, members of successive higher levels are fewer in number.
Reason : Number of organisms at any trophic level depends upon the availability of organisms which serve as food at the lower level.
Assertion : In a food chain, members of successive higher levels are fewer in number.
Reason : Number of organisms at any trophic level depends upon the availability of organisms which serve as food at the lower level.
- [AIIMS 2003]
The mass of living material at a trophic level at a particular time is called
The mass of living material at a trophic level at a particular time is called
- [NEET 2015]