MCQs Botany-10 Posted on 2024-07-042024-11-08Author admin 0 MCQs Botany-10 1. In plant deficiencies in certain minerals can cause———— Discoloration of leaves Faster transpiration Increased photosynthesis rate Stronger cell walls 2. The ————- greatly enhances the ability of plant leaves to perform photosynthesis efficiently Arrangement of the mesophyll cells Size of the stomata Number of veins Thickness of the cuticle 3. Heterospary is a characteristic of ————- Ulva Lycopodium Selaginella Equisetum 4. Which of the following nitrogenous bases are found in RNA? Adenine, Thymine, Guanine, Uracil Uracil, Guanine, Cytosine, Adenine Thymine, Guanine, Cytosine, Adenine Adenine, Thymine, Cytosine, Uracil 5. A ——- is the stalk that connects an individual flower within an inflorescence to the main stalk of the inflorescence Peduncle Stalk Receptacle Pedicel 6. The process by which flowers respond to changes in water availability is called —- Hydrotropism Hydromorphosis Hydroregulation Hydrogenesis 7. What is the advantage of cross-pollination? More reliable seed production Increases genetic diversity Produces larger flowers Requires less energy 8. ——- is the arrangement of leaves on a stem Leaf morphology Phyllotaxis Leaf arrangement Venation 9. ——– leaf venation has a single main vein (midrib) running down the center Reticulate Parallel Dichotomous Net-like 10. The waxy coating on some fruits helps to: Attract pollinators Reduce water loss and spoilage Enhance photosynthesis Increase water loss Loading …
