MCQs Botany-9 Posted on 2024-06-302024-11-08Author admin 0 MCQs Botany-9 1. How do bryophytes typically obtain water and nutrients? Through stomata Through vascular tissue Directly from the environment via diffusion Through roots 2. During the —— period, gymnosperms dominated on earth Devonian Permian Triassic Carboniferous 3. Which photosynthetic pigment has the molecular formula C35H30MgN4O5? Chlorophyll b Chlorophyll c Chlorophyll a Phycocyanin 4. Which adaptation helps bryophytes conserve water? Rhizoids All of these Cuticle Stomata 5. There are total ——— essential elements are required for normal plant growth 17 20 12 9 6. Ozone-depleting substances include —————–. Sulfur oxide Carbon dioxide Methane Chlorofluorocarbon and chlorohydrocarbon 7. Which pigment is primarily responsible for the green color in plants and algae? Phycobilins Carotenoids Anthocyanins Chlorophyll a 8. What is the main characteristic of bryophytes? Flower production Vascular tissue Seed production Non-vascular tissue 9. ————- is the remains of ancient plants and animals that are converted into fossil fuels Sediment Kerogen Humus Biomass 10. —————- is also called free water in soil Gravitational water Hygroscopic water None of these Capillary water Loading …