NEET Biology Plant Growth And Development Based Practice Questions & Answers with Viewers Discussion and Detailed Explanation

Question & Answer Discuss:

Experiments done by Charles Darwin and his son on plant phototropism showed that

(a) the tip of the coleoptile is the light receptor of the plant.

(b) auxin is produced in the tip of the coleoptile.

(c) within coleoptiles, auxin moves laterally away from the source of the light.

(d) more cell elongation takes place on the shaded side of the plant.