MCQs Botany-19 Posted on 2024-07-142024-11-08Author admin 0 MCQs Botany-19 1. Cellulose, a major component of plant cell walls, is a polymer of— Ribose Starch Fructose Glucose 2. The plerome, located in the shoot and root apices, gives rise to——— Cortex Periderm Epidermis Stele 3. Flaxseed oil is rich in—— Lutein Alpha-linolenic acid Beta-carotene Chamomile 4. The main function of the grana in the chloroplast is ———– Light-dependent reactions Protein import Starch synthesis Carbon fixation 5. Which primary meristem in the stem gives rise to the stem’s vascular tissues (xylem and phloem)? Pericycle Protoderm Procambium Ground meristem 6. The movement of mineral ions from the soil into the root cells is an example of——— Active transport Both active and passive transport Passive transport Neither active nor passive transport 7. Which of the following properties of water is responsible for its ability to resist temperature changes? Specific heat Density Latent heat of fusion Heat of vaporization 8. Beta-carotene, a type of carotenoid, is a precursor of——- Vitamin D Vitamin C Vitamin A Vitamin E 9. Cytochromes are known for their ability to undergo————- Polymerization Photochemical reactions Hydrolysis Oxidation-reduction reactions 10. Phosphodiester bonds link together the———— Monosaccharides in a polysaccharide Nucleotides in a nucleic acid Fatty acids in a triglyceride Amino acids in a protein Loading …