Which of the following statements is/are correct? Statement 1: The leaves in a cactus are modified into spines. Statement 2: Thick waxy stem and spines reduce water loss through transpiration in a cactus.
Complete the following sentences with the help of the given words: waxy, spines, stem, absent, transpiration
(1) In a cactus plant, the leaves are either ___ or reduced to spines and these help plants to reduce water loss through ___.
(2) ___ performs photosynthesis in the cactus plant.
(3) Stem is covered with a thick ___ layer to retain water.
Why the leaves of cactus are modified into spines?
In a cactus the leaves are modified to be in the form of pricks or spines.
(i) To protect itself from animals.
(ii) Reduced surface area which in turn prevents loss of water.
Are both the statements (i) and (ii) True?