Dependence On Other Organisms

Question 1

Interedependency

Answer 1

All organisms in an ecosystem are interdependent

They need each other to survive

Question 2

Plants capture the sun’s energy

Answer 2

Almost all energy on earth comes from the sun

Plants use it for photosynthesis

The energy gets passed on from plants to animals when they eat them

It gets passed on again when these animals are eaten by other animals

Only plants, algae and some bacteria are able to carry out photosynthesis

Question 3

Plants release oxygen and take in carbon dioxide

Answer 3

This helps make sure there’s always enough oxygen for animals to respire and stops the carbon dioxide level of getting too high

Question 4

Many plants depend on insects to reproduce

Answer 4

They rely on insects to pollinate them, so they would not reproduce otherwise

We would not have plants to eat