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