Topic 3 - Endangered Ecosystems?

Endangered Ecosystems?

• Can you think of an animal species that is endangered?
• How would it affect the environment if those animals disappeared?

Let's focus on wolves!

• Where do wolves live?

• Are they endangered? Why?

• Do wolves live on their owns or in groups?

• What consequences do you know of the interaction between humans and wolves, approximately 10,000 years ago?

Watch The following video and answer this question: How can wolves change rivers?

Complete the following sentences with the verbs below. You can Drag the verbs around!

1. The wolves were reintroduced to the park to __________ off lots of deer.
2. Because of the wolves' pressure on the deers, the vegetation in the park did not __________ out.
3. In order not for the wolves to __________ the deers up, they had to change their behaviour.
4. Since deers changed their behaviour, they could not __________ down lots of the trees that started appearing.
5. The number of beavers in the park increased because they naturally like to __________ down trees.
6. After this geographical phenomenon, nobody could __________ away the idea of how powerful deers can be in a "safe" ecosystem.
7. The message behind the concept of a trophic cascade have become easier to __________ across.

KILL

DIE

CUT

CLEAN

CHOP

THROW

GET

Here are the correct answers.How many did you get right!

KILL

1. The wolves were reintroduced to the park to __________ off lots of deer.
2. Because of the wolves' pressure on the deers, the vegetation in the park did not __________ out.
3. In order not for the wolves to __________ the deers up, they had to change their behaviour.
4. Since deers changed their behaviour, they could not __________ down lots of the trees that started appearing.
5. The number of beavers in the park increased because they naturally like to __________ down trees.
6. After this geographical phenomenon, nobody could __________ away the idea of how powerful deers can be in a "safe" ecosystem.
7. The message behind the concept of a trophic cascade have become easier to __________ across.

KILL

DIE

CUT

CLEAN

CHOP

THROW

GET

Here are the correct answers.How many did you get right!

KILL

1. The wolves were reintroduced to the park to __________ off lots of deer.
2. Because of the wolves' pressure on the deers, the vegetation in the park did not __________ out.
3. In order not for the wolves to __________ the deers up, they had to change their behaviour.
4. Since deers changed their behaviour, they could not __________ down lots of the trees that started appearing.
5. The number of beavers in the park increased because they naturally like to __________ down trees.
6. After this geographical phenomenon, nobody could __________ away the idea of how powerful deers can be in a "safe" ecosystem.
7. The message behind the concept of a trophic cascade have become easier to __________ across.

DIE

KILL

DIE

CUT

CLEAN

CHOP

THROW

GET

Here are the correct answers.How many did you get right!

KILL

1. The wolves were reintroduced to the park to __________ off lots of deer.
2. Because of the wolves' pressure on the deers, the vegetation in the park did not __________ out.
3. In order not for the wolves to __________ the deers up, they had to change their behaviour.
4. Since deers changed their behaviour, they could not __________ down lots of the trees that started appearing.
5. The number of beavers in the park increased because they naturally like to __________ down trees.
6. After this geographical phenomenon, nobody could __________ away the idea of how powerful deers can be in a "safe" ecosystem.
7. The message behind the concept of a trophic cascade have become easier to __________ across.

DIE

CLEAN

KILL

DIE

CUT

CLEAN

CHOP

THROW

GET

Here are the correct answers.How many did you get right!

KILL

1. The wolves were reintroduced to the park to __________ off lots of deer.
2. Because of the wolves' pressure on the deers, the vegetation in the park did not __________ out.
3. In order not for the wolves to __________ the deers up, they had to change their behaviour.
4. Since deers changed their behaviour, they could not __________ down lots of the trees that started appearing.
5. The number of beavers in the park increased because they naturally like to __________ down trees.
6. After this geographical phenomenon, nobody could __________ away the idea of how powerful deers can be in a "safe" ecosystem.
7. The message behind the concept of a trophic cascade have become easier to __________ across.

DIE

CLEAN

CUT

KILL

DIE

CUT

CLEAN

CHOP

THROW

GET

Here are the correct answers.How many did you get right!

KILL

1. The wolves were reintroduced to the park to __________ off lots of deer.
2. Because of the wolves' pressure on the deers, the vegetation in the park did not __________ out.
3. In order not for the wolves to __________ the deers up, they had to change their behaviour.
4. Since deers changed their behaviour, they could not __________ down lots of the trees that started appearing.
5. The number of beavers in the park increased because they naturally like to __________ down trees.
6. After this geographical phenomenon, nobody could __________ away the idea of how powerful deers can be in a "safe" ecosystem.
7. The message behind the concept of a trophic cascade have become easier to __________ across.

DIE

CLEAN

CUT

CHOP

KILL

DIE

CUT

CLEAN

CHOP

THROW

GET

Here are the correct answers.How many did you get right!

KILL

1. The wolves were reintroduced to the park to __________ off lots of deer.
2. Because of the wolves' pressure on the deers, the vegetation in the park did not __________ out.
3. In order not for the wolves to __________ the deers up, they had to change their behaviour.
4. Since deers changed their behaviour, they could not __________ down lots of the trees that started appearing.
5. The number of beavers in the park increased because they naturally like to __________ down trees.
6. After this geographical phenomenon, nobody could __________ away the idea of how powerful deers can be in a "safe" ecosystem.
7. The message behind the concept of a trophic cascade have become easier to __________ across.

DIE

CLEAN

CUT

CHOP

THROW

KILL

DIE

CUT

CLEAN

CHOP

THROW

GET

Here are the correct answers.How many did you get right!

KILL

1. The wolves were reintroduced to the park to __________ off lots of deer.
2. Because of the wolves' pressure on the deers, the vegetation in the park did not __________ out.
3. In order not for the wolves to __________ the deers up, they had to change their behaviour.
4. Since deers changed their behaviour, they could not __________ down lots of the trees that started appearing.
5. The number of beavers in the park increased because they naturally like to __________ down trees.
6. After this geographical phenomenon, nobody could __________ away the idea of how powerful deers can be in a "safe" ecosystem.
7. The message behind the concept of a trophic cascade have become easier to __________ across.

DIE

CLEAN

CUT

CHOP

THROW

GET

KILL

DIE

CUT

CLEAN

CHOP

THROW

GET

Here are the correct answers.How many did you get right!

KILL

• The wolves were reintroduced to the park to __________ off lots of deer.
• Because of the wolves' pressure on the deers, the vegetation in the park did not __________ out.
• In order not for the wolves to __________ the deers up, they had to change their behaviour.
• Since deers changed their behaviour, they could not __________ down lots of the trees that started appearing.
• The number of beavers in the park increased because they naturally like to __________ down trees.
• After this geographical phenomenon, nobody could __________ away the idea of how powerful deers can be in a "safe" ecosystem.
• The message behind the concept of a trophic cascade have become easier to __________ across.

DIE

CLEAN

CUT

CHOP

THROW

GET

Continue working on page 44 from your book.