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 osmotic pressure in roots.

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…

Water goes up through xylem vessels in tall trees. The process in plants and properties of water that help in upward movement are:

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…

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?

With reference to the current trends in the cultivation of sugarcane in India, consider the following statements: 1. A substantial saving in seed material is made when 'bud chip settlings' are raised…