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