Unit 10. Conservation

To Class 10 A 3
UNIT 10: CONSERVATION
ENGLISH 10
Look at the pictures below and answer the question:
- What happened?
Killing dolphins (from sea pollution)
Oil tanker spill
Air pollution from industry
Killing elephants (from poachers)
Forest clear-cutting (deforestation)
Liquid waste from a factory
What do the pictures make you think of?
POLLUTION
LESSON 1: READING
BEFORE YOU READ
Answer the following questions:
According to you, what are some global problems?
- Some global problems are the extinction of plants and animals, pollution, floods, forest fires, global warming…
What need we do to solve these problems?
- We need to plant trees, prevent killing wild animals and destroying forests and global warming, protect environment…
What is conservation?
- Conservation is the protection of natural things and valued resources.
WHILE YOU READ
1. destroy (v): - to damage sth so badly that it no
longer exists
- to kill an animal or sth
2. destruction (n): the action of destroying sth
3. constant (a): not changing or varying
4. conserve (v): to protect sth from harm
5. variety (n): a number of different types of the
same thing
vary (v) : to change sth, be different
various (a): several different
6. eliminate (v): to put an end to sth, reject sb or sth
elimination (n): rejection
7. circulation (n): - the act of passing from place to
place or person to person;
- the movement of blood around
the body.
circulate (v): to pass around
8. worsen (v): to become worse, to make sth worse
9. defence (n): the protection of sth
LISTEN TO THE TAPE!
UNDERSTANDING CHECK-UP:
Answer the questions below:
1. What are some valuable things that forests
give us?
2. What would happen if there were no water?
3. What should we do to save the earth?
Task 1: Match the word in A with a suitable definition in B.
1. eliminate
2. circulation
3. run-off
4. hydroelectric
a. the movement of ST around a closed system
b. concerning or producing electricity by the power of falling water
c. remove or get rid of completely
d. liquid which flows off or from (ST)
Task 2: Decide whether the following statements are true (T) or false (F).
Each year about fifty hundred species of
plants and animals are eliminated.
2. Many kinds of plants could be used to
treat various dangerous diseases.
3. Water can be held on land by vegetation.
4. Man is constantly doing harm to the
environment.
5. Plants may cause floods and erosion.

6. We can do nothing to save the earth.







Without plants, most water would run off
as soon as it falls. Rapid run-off would
cause floods.
We can stop worsening the problems.
Task 3: Choose the most suitable main idea for each paragraph.
1. We cannot live without water.
2. Let’s do something to save the earth.
3. Forests give us a lot of valuable things.
4. Vegetation can help conserve water.
AFTER YOU READ
Answer the following questions:
What is the consequence of losing forest?
How important is water in our life?
What should we do for the future of our planet?
CHOOSE THE BEST ONE :
What is the consequence of losing forests?


Destroying the earth’s plant.
Destroying the animal variety.
All are correct.
None is correct.




2.How important is water in our life?

a.Farmers need water for their crops.
b.Run-off would cause frequent flood.
c. Man and animals need a constant supply of water.
d.It isn’t important in our life.

3.What should we do for the future of our planet?
a.Stop polluting rivers and seas.
b.Stop the disappearance of plants and animals.
c. We can’t do anything.
d. a and b

THANK YOU FOR YOUR PRESENCE!