What is osmotic pressure?

Important Questions on Plant Physiology

HARD

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 8 - Plant Physiology>EXERCISE>Q 16

Mention two differences between diffusion and osmosis?

HARD

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 8 - Plant Physiology>EXERCISE>Q 17

Write about the transportation of food through the phloem.

HARD

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 8 - Plant Physiology>EXERCISE>Q 18

Mention two differences between upward circulation and downward circulation.

HARD

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 8 - Plant Physiology>EXERCISE>Q 1

Write in brief about the gaseous exchange in plants?

HARD

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 8 - Plant Physiology>EXERCISE>Q 2

Write about the role of active transport in plants.

HARD

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 8 - Plant Physiology>EXERCISE>Q 3

Define diffusion. Demonstrate diffusion by means of an experiment.

HARD

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 8 - Plant Physiology>EXERCISE>Q 4

Write about the nature of different types of membrane.

HARD

9th West Bengal Board

IMPORTANT

A TEXT BOOK OF LIFE SCIENCE AND ENVIRONMENT CLASS 9>Chapter 8 - Plant Physiology>EXERCISE>Q 5

Write about the process of osmosis.