Living Things and Their Environment

Unit Review Sheet

Facts and Definitions

Lesson 1: Relationships Among Organisms

• Offspring are the children of a person or animal.
• A trait is an attribute or characteristic that an animal or human passes from parents to offspring.
• Heredity is the passing of traits from parents to their young.
• Genetics is the field of science that studies heredity.

Lesson 2: Heredity Lab

• A generation is a group of individuals (offspring) that share the same parents.
• Species is a term for similar organisms that can produce offspring with inherited traits.

Lesson 3: Sun, Moon, and Stars

• An organism is a living thing like a plant or animal.
• The equator goes around the middle of the surface of the Earth; it is the place where the Sun's rays are most direct.
• A constellation is seen when pretend lines are drawn to connect stars to make shapes.

Lesson 4: Seasons and Living Things

• Hibernation is a long period of deep sleep that some animals go into during the winter to keep them safe.
• Migration is the seasonal movement of animals from one region to another.

Lesson 5: Rivers

• Producers are plants. They are first in a food chain.
• Consumers are animals that eat plants (or other animals).

Final Project: Investigating the Environment

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