How wolves change rivers
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Video quiz details
Task Description
Watch the video and answer the questions. Sentence Unscramble> Multiple Choice and Free Choice.
Video details
Scene summary
Documentary about the changes that occurred in the Yellowstone National Park when wolves were reintroduced
Video source
How wolves change riversVideo length
4 minutes 34 seconds
Video genre
Documentaries
Other pedagogical goals
Level
The above lesson is a great teaching resource for:Intermediate (B1)
Student type
This resource is intended for:High schoolers
Quality check
Quality not yet verified by the community.
Sensitivity
This resource does not contain any images, words or ideas that would upset a reasonable person in any culture.
Copyright license
This resource is licensed by jowilko under the Creative Commons Attribution Non-Commercial Share Alike License.
Upload date
25/08/2022
Video quiz questions (printable)
1. Choose the correct options.
What animal can you see?
A wolf
A kitten
A jaguar
A coyote
2. Choose the correct options.
What is the sound the wolves are making?
They are howling
They are barking
They are scrowling
They are whining
3. Unmix the sentence.
One
of
the
most
exciting
scientific
findings
of
the
past
half
century
has
been
the
discovery
of
widespread
trophic
cascades.
4. Unmix the sentence.
A
trophic
cascade
is
an
ecological
process
that
starts
at
the
top
of
the
food
chain
and
tumbles
all
the
way
down
to
the
bottom.
5. Guess the end.
What National Park did he mention? Where is it?
6. Unmix the sentence.
We're
slightly
less
aware
that
they
give
life
to
many
others.
7. Guess the end.
What happened to the deer population when the wolves disappeared?
8. Guess the end.
What did the deer do to the vegetation (plants)?
9. Unmix the sentence.
The
deer
started
avoiding
certain
parts
of
the
park.
10. Unmix the sentence.
Immediately
those
places
started
to
regenerate.
11. Unmix the sentence.
Bare
valley
sides
quickly
became
forests.
12. Unmix the sentence.
Beavers
like
to
eat
the
trees
13. Unmix the sentence.
Beavers,
like
wolves,
are
ecosystem
engineers.
They
create
niches
for
other
species.
14. Unmix the sentence.
The
dams
they
built
in
the
rivers
provided
habitats
for
otters
and
muskrats
and
ducks
and
fish
and
reptiles
and
amphibians.
15. Unmix the sentence.
The
wolves
killed
coyotes
and
as
a
result
of
that,
the
number
of
rabbits
and
mice
began
to
rise
16. Unmix the sentence.
Ravens
and
bald
eagles
came
down
to
feed
on
the
carrion
that
the
wolves
had
left.
17. Guess the end.
Why did the bear population begin to rise?
18. Unmix the sentence.
The
wolves
changed
the
behaviour
of
the
rivers.
19. Unmix the sentence.
The
rivers
changed
in
response
to
the
wolves.
Lesson Plan
Pre-tasks
1. First, watch video on you tube in full. Get Feedback from class.
2. Pre-teach Vocabulary (Match Vocabulary item to definition)
3. Vocabulary gapfill to check understanding.
Vocabulary list
Trophic cascade
An ecological process that starts at the top of the food chain and tumbles down to the bottom.
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