March 2 Starter

March 2 Starter

By Daniel McNamee

Poll

There are different kinds of muscles in the human body. Each muscle is formed from a group of cells that works together. The main function of a group of muscle cells is to...

• make oxygen.

• release energy.

• digest nutrients.

• cause movement.

Poll

The earthworm is adapted for living underground. Eight bristles protrude from all but the first and last segments of the body of the earthworm.

Which behavior is most likely helped by the bristles?

• getting rid of waste material.

• locating food above ground.

• moving through the earth.

• reproducing in darkness.

Poll

When coral animals in the ocean reproduce, they release thousands of eggs and sperm into the water. Which method would help ensure that reproduction is successful?

• release sperm and eggs at different times of the year.

• produce more eggs than sperm for release into the water.

• release sperm and eggs at the same time on the same night.

• wait for predators to swim away before releasing sperm and eggs.

Limb shape and size

Foot shape and size

Fly, walk, crawl, swim, jump, swing​.

Sand, mud, cliff, coral, ice, trees...​

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Adaptations for movement.