Homework Practice

Printable assignment

Forests: Our Lifeline: Practice 001

Core Ideas

Question 1mcq

Which layer of a forest is made by the tops of tall trees?

A.Canopy

B.Forest floor only

C.Aquifer

D.Sewer line

Question 2mcq

Which component is usually found on the forest floor?

A.Only fresh clouds

B.Fallen leaves and decomposing matter

C.Electric bells

D.Plane mirrors

Question 3mcq

A forest diagram shows tall trees, shrubs, herbs and leaf litter. What idea does this show?

A.All forest plants are the same height.

B.Only animals make a forest.

C.A forest has different layers and components.

D.Forests contain no soil organisms.

Question 4mcq

Why can different plants grow in different forest layers?

A.All layers have identical conditions.

B.Plants choose layers randomly without any need.

C.Only roots need sunlight.

D.They receive different amounts of light and space.

Question 5mcq

Which option is a living component of a forest?

A.Mushroom

B.Rock only

C.Rainwater only

D.Sunlight only

Try These Situations

Question 6mcq

Which is a correct forest food chain?

A.Bird

ightarrow

leaves

ightarrow

sunlight

B.Leaves

ightarrow

caterpillar

ightarrow

bird

C.Rock

ightarrow

deer

ightarrow

soil

D.Water

ightarrow

tiger

ightarrow

grass

Question 7mcq

In the chain grass

ightarrow

deer

ightarrow

tiger, which organism is the producer?

A.Deer

B.Tiger

C.Grass

D.Soil particle

Question 8mcq

What is the role of a deer in a simple forest food chain?

A.Producer

B.Decomposer only

C.Non-living factor

D.Primary consumer

Question 9mcq

Why is a food web more realistic than a single food chain?

A.Organisms usually have more than one food relationship.

B.No animal eats plants in a food web.

C.Food webs contain no producers.

D.Food chains and webs are identical drawings only.

Question 10mcq

If insects eating leaves suddenly decrease, which organism may be directly affected first?

A.Rocks under the soil

B.Birds that feed on those insects

C.The Sun

D.A mirror in a house