Question

please solve this :-

don't know ignore it :)

Answer 1

Required Answer :-

$\boxed{\begin{array}{c|c|c}\sf Agents&\sf Examples&\sf Explanation\\\huge\frac{\qquad}{}&\huge\frac{\qquad }{}&\huge\frac{\qquad}{}\\\underline{\sf{ \: \: \: \: \: \: \: Wind \ \: \: \: \: \: }}&\underline{\sf{Maple,Grasses}}&\underline{\sf{light \: and \: winged \: seeds}} \\ \\\underline{\sf{ \: \: \: \: \: \: Water \: \: \: \: }}&\underline{\sf{Coconut}}&\underline{\sf{Having \: fibrous \: structure}} \\ \\\underline{\sf{ \: \: \: \: Animals \: \: \: \: }}& \underline{\sf{xanthium}}&\underline{\sf{spiny \: structures \: with \: hook}}\\ \\\underline{\sf{ \: \: \: \: Explosion\: \: \: \: }}& \underline{\sf{pea}}&\underline{\sf{having \: fruits \: that \: can \: burst }}\end{array}}$

Explanation :-

Dispersal by wind:-

• Seeds that are light in weight and that have hair like structures are dispersed by wind.

• Maple, grasses and madar are dispersed by wind.

Dispersal by water:-

• Some seeds and fruits have fibrous structure that help them to float and resulting seed dispersal.

• Fruit of coconut is dispersed by water.

Dispersal by animals:-

• Some seeds and fruits have spiny structures that help them to stick on the body of the animals. In this ways, they get dispersed by animals as they carried away far with them and fall of to the ground.

• Xanthium is dispersed by animals.

Dispersal by explosion:-

• Some seeds and fruits have such a structure that they may burst open.

• Seeds of peas and castor are dispersed by explosion.