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