Write about the structure of stomata with a labelled sketch.

Important Questions on Movement of Water, Food, Nutrition and Gases

EASY

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 9 - Movement of Water, Food, Nutrition and Gases>EXERCISE>Q 23

Mention the factors affecting the rate of diffusion.

EASY

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 9 - Movement of Water, Food, Nutrition and Gases>EXERCISE>Q 27

Mention three differences between diffusion and osmosis.

EASY

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 9 - Movement of Water, Food, Nutrition and Gases>EXERCISE>Q 31

Write about the apoplast and symplast pathway of movement of water in plants.

EASY

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 9 - Movement of Water, Food, Nutrition and Gases>EXERCISE>Q 1

Write in brief about the mechanism of absorption of water.

MEDIUM

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 9 - Movement of Water, Food, Nutrition and Gases>EXERCISE>Q 2

Write in brief about the gas exchange in plants.

EASY

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 9 - Movement of Water, Food, Nutrition and Gases>EXERCISE>Q 4

Define diffusion. Demonstrate diffusion by means of an experiment. What is diffusion pressure?

MEDIUM

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 9 - Movement of Water, Food, Nutrition and Gases>EXERCISE>Q 7

Write about the nature of different types of membrane.

MEDIUM

11th West Bengal Board

IMPORTANT

A TEXT BOOK OF BIOLOGY CLASS 11>Chapter 9 - Movement of Water, Food, Nutrition and Gases>EXERCISE>Q 24

Explain mass flow hypothesis of translocation of sugars in plants.