Match the following columns.
Column $- I$
Column $- II$
$(a)$ Phytoplankton, grass
$(p)$ First trophic level
$(b)$ Man, Lion
$(q)$ Herbivore
$(c)$ Zooplankton, Cow, Grasshopper
$(r)$ Third trophic level
$(d)$ Birds, Wolf
$(s)$ Top carnivore
Match the following columns.
| Column $- I$ | Column $- II$ |
| $(a)$ Phytoplankton, grass | $(p)$ First trophic level |
| $(b)$ Man, Lion | $(q)$ Herbivore |
| $(c)$ Zooplankton, Cow, Grasshopper | $(r)$ Third trophic level |
| $(d)$ Birds, Wolf | $(s)$ Top carnivore |
- A
$a-p, b-q, c-r, d-s $
- B
$a-s, b-r, c-q, d-p $
- C
$a-p, b-r, c-q, d-s$
- D
$a-p, b-s, c-q, d-r$
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