LIFE SCIENCE

Detailed explanation-1: -Except (c) Starch rest of all is example of lipids. Explanation: Lipids are a class of macro molecules that are non polar and hydrophobic in nature.

Detailed explanation-2: -Well, nucleic acids are their own category of macromolecule. And cellulose is an example of what we call a carbohydrate. Our four types of biological macromolecules are proteins, lipids, nucleic acids, and carbohydrates. Since nucleic acids and cellulose belong to other categories, we know that they’re not lipids.

Detailed explanation-3: -Examples of lipids include fats, oils, waxes, certain vitamins (such as A, D, E and K), hormones and most of the cell membrane that is not made up of protein.

Detailed explanation-4: -Some examples of lipids include butter, ghee, vegetable oil, cheese, cholesterol and other steroids, waxes, phospholipids, and fat-soluble vitamins.

Detailed explanation-5: -Answer and Explanation: The correct answer is (B). Cholesterol is a type of lipid called a sterol. In animal cells, cholesterol is found in plasma membranes, where it reduces membrane fluidity.