Imbibition

Q.

Kidney beans are soaked overnight before cooking.
(a) What is the observation you find after soaking?
(b) Name the phenomenon involved in the above observation. Explain the reason.
(c) Do you find the same change when a raw egg is placed in water? Justify that.

Q. Which of the following is an example of imbibition?

1. Swelling of wood during rainy season
2. Shrinkage of protoplasm of cells when placed in hypertonic solution
3. Sodium potassium pump
4. Exchange of gases through stomata

Q. A wooden peg inserted in a rock causes its breaking during the rainy season. It is due to the development of

1. turgor pressure
2. osmotic pressure
3. imbibition pressure
4. plasmolysis

Q.

State whether the following statements are true or false. If false, rewrite the correct statement by changing the first word only.

Shrinking of seeds occurs when immersed in water.

1. True
2. False

Q. Which of the following plant material is an effective imbibant?

1. Phycocolloid obtained from red algae
2. Most abundant organic material in biosphere
3. Reserve food material in plants
4. Pectin

Q. Choose the option(s) which happen(s) as a result of imbibition.

1. Swelling of doors during rainy season
2. Germination of seeds
3. Swelling of raisins in water
4. Growth in height of a plant

Q. The newly formed wood can swell up due to

1. plasmolysis
2. imbibition
3. transpiration
4. guttation

Q.

Raisins absorb water by___________.

1. Osmosis

2. Simple diffusion

3. Imbibition

4. Active absorption