EASY
10th ICSE
IMPORTANT
Earn 100

The growth of pollen tube towards ovule is due to-

50% studentsanswered this correctly

Important Questions on Chemical Coordination in Plants

EASY
10th ICSE
IMPORTANT
A New Approach to Biology>Chapter 7 - Chemical Coordination in Plants>Exercises>Q 15
A plant hormone related to inhibition of senescence is
EASY
10th ICSE
IMPORTANT
A New Approach to Biology>Chapter 7 - Chemical Coordination in Plants>Exercises>Q 16
Higher concentration of ethylene is found in-
EASY
10th ICSE
IMPORTANT
A New Approach to Biology>Chapter 7 - Chemical Coordination in Plants>Exercises>Q 17
Which of the following hormones regulates stomatal closure?
EASY
10th ICSE
IMPORTANT
A New Approach to Biology>Chapter 7 - Chemical Coordination in Plants>Exercises>Q 18
In tropic movements, plant parts move-
EASY
10th ICSE
IMPORTANT
A New Approach to Biology>Chapter 7 - Chemical Coordination in Plants>Exercises>Q 19
A substance which accelerates secondary growth in stem is-
EASY
10th ICSE
IMPORTANT
A New Approach to Biology>Chapter 7 - Chemical Coordination in Plants>Exercises>Q 20
Which of the following is a stress hormone of plants-
EASY
10th ICSE
IMPORTANT
A New Approach to Biology>Chapter 7 - Chemical Coordination in Plants>Exercises>Q 1
The shoot of the plant bends towards the source of _____,
EASY
10th ICSE
IMPORTANT
A New Approach to Biology>Chapter 7 - Chemical Coordination in Plants>Exercises>Q 1
IAA, IBA, NAA, and 2,4-D are _____.