Why seeds are in different shapes?

How do seeds reach to different places ?

(A) Large number of different receptors in the body interact with different chemical messengers. (R) Receptors show selectivity for one chemical messenger over the other because their binding sites have different shape, structure and amino acid composition.

What is the shape of the water in different containers ?

“Same volume of liquid having different shapes”. Show this statement by drawing.

Why do plants need different types of tissues?

Aaliya said"I saw different shapes in clouds. " Do you agree with her? Write how it is possible.

What questions would you like to ask your teacher to know different shapes of bacteria?

Why do we need to classify the drug in different ways?

Why are seeds disperse to different distances. How do they disperse?

Why periscopes are in 'Z' shape? Why not in other shapes? Make a guess.