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12.Ecosystem
medium
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
$a-p, b-s, c-q, d-r$
Solution
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Standard 12
Biology
