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12.Ecosystem
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Given below is a simplified model ofphosphorus cycling in a terrestrial ecosystemwith four blanks $(A-D)$.Identify the blanks.
A
$A$-Rock minerals, $B$-Detritus, $C$- Litter fall, $D$-Producers
B
$A$-Litter fall , $B$-Producers, $C$- Rock minerals, $D$-Detritus
C
$A$-Detritus , $B$-Rock minerals, $C$- Producers, $D$- Litter fall
D
$A$-Producers , $B$-Litter fall, $C$- Rock minerals, $D$-Detritus
(NEET-2014)
Solution
(c)
Standard 12
Biology
Similar Questions
Match the columns :
| Column – $I$ | Column – $II$ |
| $(i)$Primary succession | $(i)$ Development of ecosystem |
| $(ii)$Ecological succession | $(ii)$ Lichens |
| $(iii)$ Base species on rocks | $(iii)$ Near to the equilibrium with the environment. |
| $(iv)$ Climax community | $(iv)$ New species of lenvironment |
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