5th Gr. - Daily Science Big Idea 2 - Unit Review

This organism lives on dead plants or animals.

• carnivore
• decomposer
• herbivore
• omnivore

A group of organisms and the environment in which they live is called an ____________________________ .

• aerate
• decomposers
• ecosystem
• hydrated

After earthworms eat the decaying matter in the soil, they expel it in the form of nutrient-rich _______________ .

• aerate
• castings
• decomposers
• exposure
• hydrated

Earthworms help to ___________________ the soil as they burrow. This helps to circulate oxygen.

• aerate
• castings
• decomposers
• exposure

Earthworms like dirt because it shields their soft bodies from _______________________, or unprotected harsh weather conditions.

• decomposers
• ecosystem
• exposure
• hydrated

__________________ are changes in an organism to become more suited to its environment. A panda's molars are an example of this.

• Adaptations
• Carnivores
• Consumers
• Herbivores

__________________ are organisms that rely on other plants and animals for food.

• Adaptations
• Carnivores
• Consumers
• Herbivores

__________________ are animals that eat only plants.

• Carnivores
• Consumers
• Herbivores
• Omnivores

__________________ are animals that eat both plants and animals.

• Carnivores
• Consumers
• Herbivores
• Omnivores

__________________ are animals that eat other animals.

• Carnivores
• Consumers
• Herbivores
• Omnivores