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