Pneumatophores occur in (1) Halophytes (2) Free-floating hydrophytes (3) Carnivorous plants (4) Submerged hydrophytes

a. Hydrophyte,    b. Xerophyte,   c. Halophyte,   d. Mesophyte

a. submerged,  b. Rooted emergent,  c. Rooted with floating leaves, d. free – floating,  e. Rooted Submerged

a. Hydrophyte,  b. Xerophyte,  c. Halophyte,  d. Mesophyte

a. submerged,  b. Rooted emergent,  c. Rooted with floating leaves,  d. free – floating,  e. Rooted Submerged

Herbivores are always on the second trophic level of food chains.

The correct answer is (1) Halophytes growing in saline soils show vivipary for seed germination and have pneumatophores for gaseous exchange.

(1) Both the astronauts are in the condition of weightness. Gravitational force between them pulls towards each other. Hence Astronauts move towards each other under mutual gravitional force.

(c) Phytotron is a type of chamber, designed to provide a controlled environment for the study of plant growth.

(a) Statements 1 and 3 contradict each-other, hence both statements cannot be true together. But there is a situation where in both statements are false that is if some of...