Science-Plants

Photosynthesis occurs best at 35?C. ✘ No photosynthesis takes place at 5?C and 45?C. ✘ The volume of oxygen collected keeps increasing with increasing temperature. ✘ Volume of oxygen collected at 15?C is higher than that collected at 40?C temperature. ✔

W-Radish as vegetable, X-Sweet potato as vegetable ✘ Y-Cabbage as vegetable, Z-Cotton as fibre producer ✘ Y-Clove as spice, W-Cinnamon as spice ✘ Y-Fennel as spice, Y-Spinach as vegetable ✔

Grow in soil that lack both air and water ✘ Have tentacles on leaves to trap insects ✘ Cannot photosynthesize ✘ Need to overcome deficiency of nitrogen ✔

The body of Hydrilla is covered by mucilage and leaves have no stomata. ✘ Lotus has plate like leaves with stomata on the upper surface. ✘ Tape grass has narrow, thin, ribbon like leaves. ✘ Water plants like tape grass, lotus, etc. are pollinated by water. ✔

b and c only ✘ a, b and d only ✘ a, c and d only ✘ b, c and d only ✔

W ✘ X ✘ Y ✘ Z ✔

✘ ✘ ✘ ✔

✘ ✘ ✘ ✔

Pine ✘ Fir ✘ Deodar ✘ Venus flytrap ✔

Roots, Starch ✘ Stem, Protein ✘ Leaves, Starch ✘ Fruits, Protein ✔