Science 5 Review Activity

Front

What is Internal Fertilization?

Back

Type of fertilization in which the sperm cells are deposited directly in the female's reproductive organ and unite with the egg cells inside the female’s body. Examples: Mammals, Reptiles, and Birds.

Front

What is External Fertilization?

Back

Type of fertilization in which the egg cells and sperm cells are released into the water and unite to form fertilized eggs. Examples: Fish, Amphibians.

Front

What is Metamorphosis?

Back

The physical transformation of an animal from one stage of its life cycle to another.

Front

What are the two types of Metamorphosis?

Back

1. Incomplete Metamorphosis - Has three stages: egg, larva (nymph), and adult. Examples: Grasshopper, Dragonfly, Crickets, Termites, Praying Mantis. 2. Complete Metamorphosis - Involves four stages: egg, larva, pupa, and adult.

Front

What is Amplexus?

Back

The mating position of frogs.

Front

What is Spawning?

Back

The release or deposition of eggs and sperm into water by aquatic animals.

Front

What is Mouth Brooding?

Back

Carrying fertilized eggs in their mouth until they hatch.

Front

What is Amnion?

Back

A thin fluid-filled membrane that keeps the embryo moist as it develops.

Front

What is Incubation?

Back

The act of warming the eggs in order to hatch them.

Front

What does Oviparous mean?

Back

Animals that lay eggs that develop outside the mother’s body.