Environment

changesHow can changes in an

environment affect living

organisms?

2- Plant diseases

Bacteria

Mold

Mildew

What is a disease?

A disease is what makes you sick

Many diseases can make a

plant sick

Bacteria

Mold

Mildew

Bacteria

• Very tiny living things that cause diseases

Plants with bacterial diseases

Mold Mold is the rotten growing threads on a

diseased plant

Mildew A white powder on a diseased plant

How do plant diseases

change the environment?

When a plant is diseased it can die.

Animals depend on plants for food and

shelter.

When plants die animals lose their habitat.