Ecosystems Summative Review

__________ break down the remains of dead organisms and add nutrients to the soil.

• Producers

• Decomposers

• Consumers

• Carnivores

__________ can make their own food through a process known as photosynthesis after receiving energy from the sun.

• Producers

• Decomposers

• Consumers

• Herbivores

__________ are organisms that eat plants and animals.

• Producers

• Decomposers

• Consumers

• Food Chains

Which of the following organisms would be considered a decomposer?

• fungi
• snake

• bacteria

• tree

Which part(s) of this food chain would be considered a consumer?

• Sun

• Grass

• Rabbit

• Fox

Which part(s) of this food chain would be considered a producer?

• Sun

• Grass

• Rabbit

• Fox

Which sequence correctly shows how energy flows among these four organisms?

• leaf -> caterpillar -> frog -> snake

• leaf -> snake -> frog -> caterpillar

• snake -> leaf -> frog -> caterpillar

• frog -> leaf -> caterpillar -> snake

Your dad planted a new tree in your backyard. As springtime nears, the tree is growing full of leaves. Some of the grass underneath the tree is turning brown and dying. Which of the following could be a reason?

• The tree has decreased the amount of water the grass receives.

• The tree has decreased the amount of sunlight the grass receives.

• The tree allows more animals to eat the grass.

• The grass is not receiving enough oxygen.

A new neighborhood is being built on Highway 53 near Dove Creek Elementary School. In order to build the neighborhood, they had to clear a forest of trees. What has changed?

• The forest is likely to have better growth.

• The habitats in the forest are disturbed or destroyed.

• Camouflage is improved.

• The weather in the forest will change.

Tags

CCSS.RI.3.3

CCSS.RI.4.3

CCSS.RI.5.3

CCSS.RI.6.3

CCSS.RI.7.3

Is this an image of a food web or a food chain?

• Food web

• Food chain