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 D Vitamin C Vitamin A Vitamin E 2. Cellulose, a major component of plant cell walls, is a polymer of— Glucose Ribose Starch Fructose 3. Which primary meristem in the stem gives rise to the stem’s vascular tissues (xylem and phloem)? Protoderm Pericycle Ground meristem Procambium 4. The plerome, located in the shoot and root apices, gives rise to——— Epidermis Stele Cortex Periderm 5. Which of the following properties of water is responsible for its ability to resist temperature changes? Density Heat of vaporization Specific heat Latent heat of fusion 6. Phosphodiester bonds link together the———— Amino acids in a protein Fatty acids in a triglyceride Monosaccharides in a polysaccharide Nucleotides in a nucleic acid 7. The main function of the grana in the chloroplast is ———– Light-dependent reactions Carbon fixation Starch synthesis Protein import 8. Cytochromes are known for their ability to undergo————- Hydrolysis Oxidation-reduction reactions Photochemical reactions Polymerization 9. 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 10. Flaxseed oil is rich in—— Alpha-linolenic acid Beta-carotene Lutein Chamomile Loading …