Life Cycles Review

Fill in the blank: All animals go through an ________ and ________ stage.

• egg, adult

• larva, pupa

• seed, flower

• caterpillar, butterfly

Fill in the blank: Frogs complete metamorphosis under ________.

• water

• soil

• sunlight

• leaves

Fill in the blank: The life cycle of a plant generally includes four stages: seed, sprout, small plant, and _________.

• adult plant

• seedling

• flower bud

• root

What is the first stage in the life cycle of most animals?

• They are born either alive from their mother or hatched from eggs.

• They start as adult animals.

• They begin as seeds.

• They are formed as fully grown organisms.

Fill in the blank: The intermediate stage between tadpole and adult frog is called a _______.

• froglet

• spawn

• larva

• pupa

Fill in the blank: Both animals and plants have _________.

• life cycles

• wings

• roots

• feathers

Fill in the blank: Female insects lay eggs in the ________ stage.

• adult

• larva

• pupa

• egg

What are the three stages of incomplete metamorphosis in grasshoppers?

• Egg, nymph, adult

• Egg, larva, pupa

• Larva, pupa, adult

• Egg, caterpillar, butterfly

What is a life cycle?

• A) A series of stages that an organism goes through from birth to death

• B) The process of making food

• C) The way plants grow leaves

• D) The way animals sleep

Which of the following is an example of reproduction?

• A) Plants produce seeds to make more plants.

• B) Plants grow taller.

• C) Insects eat leaves.

• D) Animals sleep at night.