Time Left - 30:00 mins

Class XI Plant Growth & Development 2

Attempt now to get your rank among 2329 students!

Question 1

In tissue culture, differentiation of root and shoot can be controlled by

Question 2

A tree grows at the rate of 0.5 m per year. What will be the height of board fixed at 1.5 m above the base five years ago?

Question 3

The process in which mature differentiated cells reverse to meristematic activity to form callus is called

Question 4

Cell elongation in intermodal regions of the green plants takes place due to

Question 5

Name the gaseous hormone, which stimulates transverse or isodiametric growth

Question 6

Movement of sunflower towards the direction of Sun is

Question 7

A growing shoot apex follows a helical path and this phenomenon corresponds to

Question 8

Opening of floral buds into flowers, is a type of

Tags :

Jul 25NEET & AIIMS