Biology 9a +9B

ENVIROMENTAL VARIATION

Why do some characteristics vary?

What tiles of factors are there?

Give an example of A physical environmental factor

What causes environmental variation ?

What is an ecosystem ?

Inherited variation

Chromosomes geans and DNA

Adaptation

Natural selection

What do you use to show variation in characteristics?

What is natural selection?

What does natural selection cause after a long period of time?

Biology 9B

Photosynthesis

What is the word equation for photosynthesis?

Getting water

Describe the process of getting water

Getting carbon dioxide

Describe the process of getting cabon dioxide

Getting light

Describe the process of getting light

Aerobic respiration

Uses of glucose

Farming

Breeding varieties

What do farmers and plant breeders do?

Why?

What is the process called?

What what is the process in which two different varieties are bread?