What is photoperiod and photoperiodism? 

Important Questions on Plant Growth and Development

MEDIUM

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 13 - Plant Growth and Development>EXERCISE>Q 12

What do you mean by short day and long day plants? 

MEDIUM

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 13 - Plant Growth and Development>EXERCISE>Q 13

What do you mean by phase of cell elongation ?

MEDIUM

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 13 - Plant Growth and Development>EXERCISE>Q 14

What are vegetative and reproductive growth ?

MEDIUM

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 13 - Plant Growth and Development>EXERCISE>Q 15

What do you mean by short day plants ? Give examples. 

MEDIUM

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 13 - Plant Growth and Development>EXERCISE>Q 16

What is long day plants? Give two examples.

MEDIUM

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 13 - Plant Growth and Development>EXERCISE>Q 17

What do you mean by day neutral plants ? 

EASY

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 13 - Plant Growth and Development>EXERCISE>Q 18

What is abscission?

MEDIUM

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 13 - Plant Growth and Development>EXERCISE>Q 19

What are primary and secondary growth in plants?