Q. No.In plants, inulin and pectin are:
1.
Reserved material
2.
Wastes
3.
Excretory material
4.
Insect-attracting material
Spoilage of oil can be detected by which fatty acid:
1. Oleic acid
2. Linolenic acid
3. Erucic acid
4. None of the above
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The major portion of the dry weight of plants comprises of:
1. Nitrogen, phosphorus, and potassium
2. Calcium, magnesium, and sulphur
3. Carbon, nitrogen, and hydrogen
4. Carbon, hydrogen, and oxygen
Phospholipids are esters of glycerol with:
| 1. | Three carboxylic acid residues |
| 2. | Two carboxylic acid residues and one phosphate group |
| 3. | One carboxylic acid residue and two phosphate groups |
| 4. | Three phosphate groups |
Role of enzyme in reactions is to:
| 1. | Decrease activation energy | 2. | Increase activation energy |
| 3. | Act as an inorganic catalyst | 4. | None of the above |
Which of the following have carbohydrate as prosthetic group :
| 1. | Glycoprotein | 2. | Chromoprotein |
| 3. | Lipoprotein | 4. | Nucleoprotein |
Lipids are insoluble in water because lipid molecules are:
1. Hydrophilic
2. Hydrophobic
3. Neutral
4. Zwitter ions
Hydrolytic enzymes that act on low pH are called:
| 1. | Protease | 2. | α-Amylase |
| 3. | Hydrolases | 4. | Peroxidase |
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