Most of the red, blue and purple colours of plants are due to a pigment called

Plants developing in dry conditions are

Plants growing on sand are called as

Our skin, when exposed to excess sunlight, becomes dark. This is because our skin pigments called

Ramapithecus and Cro-Magnon man are considered

Normal adult human male has

Plants wilt due to excess of

Monotremes are unique mammals because they

Poison glands of snakes are homologous to

Radical vascular bundles are those in which