Stomata are usually present on/at the:

Here are the solutions to the questions: 1. Stomata are usually present on/at the: (i) lower layer of leaf (ii) upper layer of leaf (iii) tips of the leaf (iv) None of these The correct option is (i) lower layer of leaf. 2. The by-product of photosynthesis is: (i) water (ii) sugar (iii) oxygen (iv) None of these The correct option is (iii) oxygen. 3. To test the presence of starch, we need: (i) sulphur (ii) iodine (iii) chlorophyll (iv) None of these The correct option is (ii) iodine. 4. Plants growing in hilly areas have: (i) needle like leaves (ii) broad and wax coated leaves (iii) spines instead of leaves (iv) None of these The correct option is (i) needle like leaves. 5. Areas with lot of water and sticky soil are called: (i) deserts (ii) marshes (iii) plains The correct option is (ii) marshes. 6. Polar bear can survive in extreme cold due to: (i) thick fur on its skin (ii) strong legs (iii) fat stored in its hump (iv) None of these The correct option is (i) thick fur on its skin. 7. Hibernation means: (i) movement of animals from one place to another (ii) ability of an animal to merge with its surroundings (iii) a deep winter sleep The correct option is (iii) a deep winter sleep. 8. Young one of a fish is called: (i) spawn (ii) fry (iii) nymph (iv) None of these The correct option is (ii) fry. 3 done, 2 left today. You're making progress.