If you are provided with some vegetables to cook, you generally add salt into vegetables during cooking process. After adding salt, vegetables release water. What mechanism is responsible for this?

Name any cell organelle which is nonmembranous.

We eat food composed of all the nutrients such as carbohydrates, proteins, fats, vitamins, minerals and water. After digestion, they are absorbed in the form of glusoce, amino acids, fatty acids, glycerol, etc. What mechanisms are involved in the absorption of digested food and water?

If cells of onion peel and RBC are separately kept in hypotonic solution what among the following will take place? Explain the reason for your answer. (a) Both the cells will swell (b) RBC will burst easily while cells of onion peel will resist the bursting to some extent. (c) a and b both are correct (d) RBC and onion peel cells will behave similarly.

Bacteria do not have chloroplasts but sone bacteria are photoautotrophic in nature and perform photosynthesis. Which part of bacterial cell perform this?