[Document title]

HMH BLUE REVIEW UNIT 1 TEST 1

Answers should be reasonably close to: The matter and energy were

decomposed and returned to the environment.

Answers should include: matter is not created or destroyed, the

fruits did not disappear. Matter was recycled through the

environment and Matter may have changed forms in the

process.

page 21

[Document title]

From top to bottom:

2,3,5,1,4

[Document title]

Organisms use matter for growth,

repair and life processes. Organisms

use energy to break down matter

from food and fuel cellular processes

Answers will vary: producers get

nutrients from the environment VS

decomposers and consumers getting

energy from eating other organisms

Diagrams will vary. Should show

matter cycling throughout the

environment.

[Document title]

The oceans cover a large surface area. Phytoplankton

are producers, which allow for a large portion of

photosynthetic activity on Earth to occur.

• Phytoplankton use photosynthesis to store

chemical energy made during photosynthesis.

• Consumers eat these producers

• Oxygen is a product of photosynthesis

page 39

[Document title]

page 40

[Document title]

[Document title]

page 41

The beaver population increased because the wolves ate

the primary consumers that ate the trees. there are

more trees for the beavers, therefore there are more

beavers.

[Document title]

[Document title]

page 57

1. Decrease in soil nutrients

2. Decrease in producers

3. Decrease in consumers

Matter is cycled in both living and

nonliving parts of the ecosystem.

Producers play an important role in

each cycle. Energy is needed to move

matter through every part of each

cycle.

[Document title]

page 59

[Document title]

page 60

[Document title]

page 60

[Document title]

page 62

[Document title]