MCQ
For net primary productivity energy captured is
- A$1 -5\;\ %$ of incident radiation
- B$2 -5\;\%$ of $PAR$
- ✓$0.8 -4\;\%$ of incident radiation
- D$2 -10\;\%$ of $PAR$
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$(i)$ It causes potato spindle tuber disease.
$(ii)$ It has free $RNA.$
$(iii)$ Molecular weight of $RNA$ is low. Identify the infections agent.
$I.$ Cytokinin - Delay of leaf senescence
$II.$ Auxin - Apical dominance
$III.$ Ethylene - Seed germination
$IV.$ Gibberellins - Immature falling of leaves