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