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