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Read the following four statements (A-D...

Read the following four statements (A-D) -
(A) Both, photophosphorylation and oxidative phosphorylation involve uphill transport of protons across the membrane -
(B) In dicot stems, a new cambium originates from cells of pericycle at the time of secondary growth -
(C) Stamens in flowers of Glorisa and Petunia are polyandrous -
(D)Symbiotic nitrogen-fixers occurs in free-living state also in soil-
How many of the above statements are right?

A

Three

B

Four

C

One

D

Two

Text Solution

Verified by Experts

The correct Answer is:
D
Stamens in gloriasa (Liliaceae) and petunia (Solanceae) are free and does not show cohesion. Symbiotic N2 fixer occur in soil, in free living state also.
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