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