MEDIUM
11th CBSE
IMPORTANT
Earn 100

Mention any four physiological effects of gibberellins.

Important Questions on Plant Growth and Development

MEDIUM
11th CBSE
IMPORTANT
All in One BIOLOGY CBSE Class 11>Chapter 15 - Plant Growth and Development>ASSESS YOUR TOPICAL UNDERSTANDING>Q 7
What are plant growth hormones? How do they differ from plant growth regulators?
MEDIUM
11th CBSE
IMPORTANT
All in One BIOLOGY CBSE Class 11>Chapter 15 - Plant Growth and Development>ASSESS YOUR TOPICAL UNDERSTANDING>Q 8
Give any four uses of ethylene.
EASY
11th CBSE
IMPORTANT
All in One BIOLOGY CBSE Class 11>Chapter 15 - Plant Growth and Development>ASSESS YOUR TOPICAL UNDERSTANDING>Q 9
List the physiological effects of ABA.
EASY
11th CBSE
IMPORTANT
All in One BIOLOGY CBSE Class 11>Chapter 15 - Plant Growth and Development>ASSESS YOUR TOPICAL UNDERSTANDING>Q 9
List the physiological effects of Ethylene.
HARD
11th CBSE
IMPORTANT
All in One BIOLOGY CBSE Class 11>Chapter 15 - Plant Growth and Development>ASSESS YOUR TOPICAL UNDERSTANDING>Q 10
Explain the importance of gibberellins in plants. Write a brief note on their discovery.
MEDIUM
11th CBSE
IMPORTANT
All in One BIOLOGY CBSE Class 11>Chapter 15 - Plant Growth and Development>ASSESS YOUR TOPICAL UNDERSTANDING>Q 11
Write a brief note on synthetic plant hormones.
HARD
11th CBSE
IMPORTANT
All in One BIOLOGY CBSE Class 11>Chapter 15 - Plant Growth and Development>ASSESS YOUR TOPICAL UNDERSTANDING>Q 12
What is seed dormancy? Explain the factors which cause dormancy.
MEDIUM
11th CBSE
IMPORTANT
All in One BIOLOGY CBSE Class 11>Chapter 15 - Plant Growth and Development>ASSESS YOUR TOPICAL UNDERSTANDING>Q 13
What are plant growth regulators? Mention their characteristics in seeds.