Plant defenses

What all basic things do all living things need?

• food, water

• water, air

• air, space

• food, water, air, space and to not get eaten

Which is TRUE?

• • All living things need oxygen.

• • Only land animals need oxygen. Water animals do not need oxygen.

• • Only animals need oxygen. Plants do not need oxygen.

• • Animals do not need oxygen.

Defenses help a plant ...

• to perform pollination

• to perform photosynthesis

• not get eaten

• to sleep

Camouflage means to ...

• shoot fluid

• poison

• blend in

• cut or scratch

What is a thorn?

• A special kind of root

• A special kind of leaf

• Small, sharp things that grow all over the plant

• A special kind of stem or branch

What is a spine?

• A special kind of stem or branch

• A special kind of leaf

• A special kind of root

• Small, sharp things that grow all over the plant

What is a prickle?

• A special kind of stem or branch

• A special kind of leaf

• A special kind of root

• Small, sharp things that grow all over the plant

Why do plants have spines, thorns and prickles?

• So that they look cool

• To keep animals from eating them

• To prevent water loss

• Modified branches and leaves

Which plant defense structure is best represented in the picture?

• The ability to grow towards light

• 
  The ability to grow fruits

• 
  The ability to blend its color

• The ability to close its leaves

If an animal eats a plant that makes poison, the animal ...

• will no longer be thirsty

• will get sick or even die

• will be full of energy

• will not be affected