Structures of Life - Life Cycles

A seed holds the flowers and fruit.

• true

• false

A seed holds the embryo (baby plant) and cotyledon (food storage).

• true

• false

The sprouting of a seed is called

• fruit

• flower

• pollination

• germination

Why is the fruit important to the plant and life cycle? Select all that apply.

• It attracts animals that may help spread the seed.

• It protects the seeds.

• It looks pretty.

• Other plants think it tastes delicious.

Tags

NGSS.MS-LS1-4

The ordered stages that occur in a plant's lifetime is called the life cycle.

• true

• false

Tags

NGSS.3-LS1-1

In a flowering plant life cycle, which stage comes next after the seed?

• germination / seedling

• adult plant with flowers

• adult plant with fruit

• seed with flowers

In a flowering plant life cycle, which stage comes next after the adult plant with flowers?

• germination / seedling

• adult plant with flowers

• adult plant with fruit

• seed

On which body part does a female crayfish carry her eggs?

• In her pincers or chelipeds.

• Under her tail on her long swimmerets.

• On her carapace.

• The female crayfish does not carry the eggs on a body part. She keeps them in a nest.

During the crayfish life cycle, which of the following are purposes for molting? Select all that apply.

• To make room for growth

• To regenerate limbs.

• To make dinner for the other crayfish.

• To make shelter using the exoskeletons.

In the crayfish life cycle, which stage comes next after the adult stage?

• The juvenile stage

• The egg stage