MCQ
Counter-current mechanism operates in
- ✓Vasa rectae and Henle's loop
- BHenle's loop
- CProximal convoluted tubule
- DDistal convoluted tubule
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| Column - $I$ | Column - $II$ |
| $(i)$ Tap root | $(a)$ Sweet potato |
| $(ii)$ Adventitious root | $(b)$ Turnip |
| $(iii)$ Stem | $(c)$ Wheat |
| $(iv)$ Fibrous root | $(d)$ Potato |
$(1)$ $C_4$ plants do not tolerate higher temperature.
$(2)$ $C_4$ plants show a response to high light intensities
$(3)$ $C_4$ plants lack a process called photorepiration.
$(4)$ Productivity of $C_4$ plants is less than $C_3$ plants.
$(5)$ $C_4$ acid $OAA$ is formed in the mesophyll in cells.