Plants and Animals

Unit Review Sheet

Facts and Definitions

Lesson 1: Living and Nonliving

• Living things need food and water to survive.
• Living things grow and change.

Lesson 2: Animal Structure

• Animals' body coverings help them to live in their communities.
• An exoskeleton is a hard outer covering on the body of an animal.

Lesson 3: Classifying Animals

• To classify means to put things in groups according to how they are similar.
• A mammal has fur for a body covering and gives birth to live young.
• Amphibians are born from eggs in the water and usually have smooth, moist skin.
• Reptiles are born from eggs on the land.
• Warm-blooded animals are animals that keep their body temperatures almost the same at all times.
• Cold-blooded animals are animals that adjust their body temperatures to the temperature of the environment.

Lesson 4: Animal and Plant Communities

• Habitats are the communities where plants and animals live.

Lesson 5: Animal Needs

• Animal and plant communities (habitats) meet the needs of living things.

Lesson 6: Extinct and Endangered Species

• Endangered animals are animals that there are only a small number of. They are at risk of becoming extinct.
• Extinct animals are animals that can no longer be found on earth.

Lesson 7: Plants

• Know the parts of a plant and function of each part.
• Some plants are flowering, some are non-flowering with leaves, and some are non-flowering without leaves.

Lesson 8: The Role of Plants

• Plants provide the oxygen for people and animals to breathe.
• Many items in our environment are made from plants.

Lesson 9: Comparing Living Things

• Plants, animals, and people have similarities and differences.
• Many of the things that plants, animals, and people need are the same.

Lesson 10: Life Cycles

• A life cycle is the different stages a living thing goes through during its lifetime.
• All plants, humans, and animals go through a life cycle.

Lesson 11: Community Members Depend on One Another

• Herbivores eat only fruits and vegetables.
• Carnivores eat only meat.
• Omnivores eat fruits, vegetables, and meat.
• A food chain shows the order in which animals eat other animals and plants in a community habitat.

Final Project: Nature Guide or Habitat in a Box

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