Which organ filters a person's blood?

• liver

• heart

• lungs

• pancreas

Which organ stores waste, like urine, until it is ready to be removed?

• skin

• kidneys

• brain

• bladder

Which of the following is NOT a function of the skin?

• to protect the body against outside invaders

• to release chemicals that control blood sugar

• regulate body temperature

• allows the body to feel when something is touching it

Which of the following is the function of the lungs?

• to provide gas exchange for the body

• to provide nutrients for the body

• to break down food in the body

• to circulate blood in the body

Which statement describes the function of the stomach?

• the stomach stores food for energy

• to stomach breaks food into small pieces so we can breathe

• the stomach carries bit of food to different parts of the body

• the stomach breaks down food into small pieces

What helps grasses survive dry conditions?

• long, flexible stems

• long, skinny leaves

• small, soft flowers

• deep roots

What would be a good title for this list?

________________

1. Support the leaves, flowers, and fruits of plants

2. Move water from the roots to the leaves

3. Move food from the leaves to the stem and roots

• How Roots Help Plants

• How Food Moves Through Plants

• How Water and Minerals Move Through Plants

• How Stem Help Plants

Some plants make cones, while others make flowers. What is the purpose of flowers and cones?

• They move flower and food thorughout the plant

• They hold the plant and soils fo that it does not blow over in heavy winds

• They make seeds so that the plan can reproduce

• They take in water and nutrints from the soil

Select which sentences are true about leaves.

• All leaves are the same shape. All the leaves help to make food.

• All leaves are the same shape. Some of the leaves help make food.

• Some leaves are the same shape. All the leaves help make food.

• Some leaves are the same shape. Some of the leaves help to make the food.

How to plants respond to sunlight?

• they grow towards the light of the sun.

• they grow away from the light of the sun.

• they grow straight up to the sky.

• they grow down towards the ground.