Which of the following statements are correct | vedclass

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(D) Statement $i$ is correct: Plants require both macroelements and microelements for essential metabolic activities and growth.Statement $ii$ is inco

Vedclass · Accepted Answer

i,iv and v only

Vedclass · Answer

(D) Statement $i$ is correct: Plants require both macroelements and microelements for essential metabolic activities and growth.Statement $ii$ is incorrect: The optimum temperature for the growth of most plants typically ranges between $25^{\circ} C$ and $35^{\circ} C$,not $15^{\circ} C-25^{\circ} C$.Statement $iii$ is incorrect: Respiration is an oxygen-dependent process in aerobic plants; in the absence of oxygen,aerobic respiration cannot occur,and energy release is severely limited.Statement $iv$ is correct: Gravitropism (or geotropism) is the growth of plant parts in response to gravity,determining the downward growth of roots and upward growth of shoots.Statement $v$ is correct: Light is a critical factor for photosynthesis and acts as a signal for the germination of photoblastic seeds.Therefore,statements $i, iv,$ and $v$ are correct.

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