Which of the following statements are true regarding plant leaves? (i) Small pores in the epidermis of a leaf are called stomata (ii) Guard cells present in the stomata help in the exchange of gases with the atmosphere (iii) Transpiration takes place through stomata Select the correct answer using the codes given below:

Which of the following statements are correct regarding vegetative propagation of plants? 1. Vegetative propagation produces clonal population. 2. Vegetative propagation helps in eliminating the viru…

Given below are two statements, one is labelled as Assertion (A) and other is labelled as Reason (R). Assertion (A): Transpiration helps in the ascent of sap. Reason (R): Transpiration increases osmo…

Consider the following statements: 1. Sweet orange plant is propagated by grafting technique. 2. Jasmine plant is propagated by layering technique. Which of the statements given above are correct?

Match List- I with List- II and select the correct answer by using the codes given below : List-I A. Fruit B. Seed C. Wood D. Starch List-II 1. Ovule 2. Leaf 3. Stem 4. Ovary

Consider the following statements: 1. The crops which are sown in the rainy season are called Rabi crops. 2. Paddy, maize, soya bean, groundnut and cotton are Rabi crops. 3. The crops grown in the wi…