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

Plant bends towards the source of light on account of the movement of curvature known as

Plant have ____ while animals lack it.