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Question

Read the following four statements (A-D).

(A) Both photophosphorylation and oxidative phosphorylation involve the uphill transport of protons across the membrane.

(B) In dicot stems, a new cambium originates from the cells of the pericycle at the time of secondary growth.

(C) Stamens in Dowers of Gloriosa and Petunia are polyandrous.

(D) Symbiotic nitrogen fixers occur in free-living state also in soil.

How many of the above statements are right?



A

Four

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B

Three

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C

One

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D

Two

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Solution

The correct option is C

Two


Statements B and D are true, while A and C are false.


Biology

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