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SCIENCE-5

Total questions: 70

Worksheet time: 38mins

Name
Class
Date
1.

Among the following, which object can be recycled?

a)

Concrete

b)

Compost

c)

Glass

d)

Soil

2.
Why are non-biodegradable plastics a problem in the environment?
a)
They do not decompose or break down naturally
b)
They leak toxic chemicals
c)
They are filling up lakes and ponds
d)
They contain poisons for wildlife
3.

These are wastes that can easily decompose in the soil?

a)

biodegradable

b)

e - waste

c)

nonbiodegradable

d)

metal waste

4.

Which one is not a benefit of recycling ?

a)

It reduces pollution .

b)

It conserves natural resources.

c)

It saves energy.

d)

It may cause diseases.

5.

What are the 3 Rs of waste management?

a)

Recycle, React, & Respond

b)

Reduce, Reuse, & Recycle

c)

Reuse, Rinse, & Repeat

d)

Reduce, Reapply, & Rethink

6.

Refers to the practice of proper waste disposal.

a)

Waste management

b)

Marketing management

c)

Strategic management

d)

Human management

7.
Hazardous waste is:
a)
corrosive
b)
ignitable
c)
toxic
d)
all of these
8.
All of the following are methods of solid waste disposal EXCEPT:
a)
landfills
b)
open dumping 
c)
incineration
d)
recovery 
9.
Which item should you NOT put in your compost pile?
a)
food scraps
b)
autumn leaves
c)
wood chips
d)
plastic
10.
Why are non-biodegradable plastics a problem in the environment?
a)
They do not decompose or break down naturally
b)
They leak toxic chemicals
c)
They are filling up lakes and ponds
d)
They contain poisons for wildlife
11.

What type of waste is it?

a)

organic

b)

recyclable

c)

dumpster

12.

What type of waste is it?

a)

organic

b)

recyclable

c)

dumpster

13.

What type of waste is it?

a)

organic

b)

recyclable

c)

dumpster

14.

What type of waste is it?

a)

organic

b)

recyclable

c)

dumpster

15.

What type of waste is it?

a)

organic

b)

recyclable

c)

dumpster

16.

What type of waste is it?

a)

organic

b)

recyclable

c)

dumpster

17.

What type of waste is it?

a)

organic

b)

recyclable

c)

dumpster

18.

What type of waste is it?

a)

organic

b)

recyclable

c)

dumpster

19.

What type of waste is it?

a)

organic

b)

recyclable

c)

dumpster

20.

What type of waste is it?

a)

organic

b)

recyclable

c)

dumpster

21.

Waste is ...

a)

everything dirty

b)

everything smelly

c)

Everything that no longer has a use and needs to be disposed of.

d)

everything clean

22.

Organic waste is ...

a)

food and drink

b)

Waste that comes from plants and animals.

c)

plants

d)

animals

23.

Recyclable waste is ...

a)

Wastes that comes from plants and trees.

b)

Wastes that needs to be thrown away.

c)

Wastes that smelly.

d)

Wastes that can be processed and used again.

24.

Dumpster is ...

a)

Wastes that can not be recycled nor composted.

b)

leftover food

c)

leftover drink

d)

Wastes that can be recycled.

25.

Solid wastes generated by households and commercial establishments end up in___________

a)

Dustbin

b)

Landfills

c)

Drainage

26.

Landfills are also known as?

a)

Dustbin

b)

House area

c)

Garbage dump or dumping ground.

d)

Restricted area

27.

Problems caused by improper waste management?

a)

Air pollution by burning wastes

b)

Water pollution by leachate

c)

All the above

28.
Leachate is a ______________
a)

A liquid that has passed through solid waste in a landfill

b)

A gas that has passed through solid waste in a landfill

c)

A solid that has passed through solid waste in a landfill

d)

A chemical that has passed through solid waste in a landfill

29.
Which category produces the greatest amount of waste?
a)
Industrial
b)
Municipal
c)
Hazardous
d)
Litter
30.

A ____________ is a waste disposal facility where wastes are put in the ground and covered each day with a layer of dirt, plastic, or both.

a)

landfill

b)

incinerator

c)

compost heap

d)

aquifer

31.

Mrs. Flores is leading a group of women who make flowers out of candy wrappers and used plastics.

a)

Reduce

b)

Reuse

c)

Recycle

d)

Repair

e)

Recover

32.

Laarni decides to give her small dresses to her cousins

a)

Reduce

b)

Reuse

c)

Recycle

d)

Repair

e)

Recover

33.

Eliza refuses to buy a new bag because she has three unused new bags

a)

Reduce

b)

Reuse

c)

Recycle

d)

Repair

e)

Recover

34.

Mang Paul digs a pit in their backyard to bury all the leftover food to enrich the soil

a)

Reduce

b)

Reuse

c)

Recycle

d)

Repair

e)

Recover

35.

Mrs. Garcia cut the old towel into small rags

a)

Reduce

b)

Reuse

c)

Recycle

d)

Repair

e)

Recover

36.

TRUE or FALSE

Click true if the statement that tells about the 5R's of waste management, and click false if the statement that does not tell about the 5R's.


1. Use a cloth bag when you go shopping for groceries

a)

TRUE

b)

FALSE

37.

TRUE or FALSE

Click true if the statement that tells about the 5R's of waste management, and click false if the statement that does not tell about the 5R's.


2. Buy products with little or no packaging.

a)

TRUE

b)

FALSE

38.

TRUE or FALSE

Click true if the statement that tells about the 5R's of waste management, and click false if the statement that does not tell about the 5R's.


3. Donate old furniture to be used again.

a)

TRUE

b)

FALSE

39.

TRUE or FALSE

Click true if the statement that tells about the 5R's of waste management, and click false if the statement that does not tell about the 5R's.


4. Have appliances repaired instead of buying new ones

a)

TRUE

b)

FALSE

40.

TRUE or FALSE

Click true if the statement that tells about the 5R's of waste management, and click false if the statement that does not tell about the 5R's.


5. Have a garbage sale for unwanted household items

a)

TRUE

b)

FALSE

41.
All of the following are methods of solid waste disposal EXCEPT:
a)
landfills
b)
open dumping 
c)
incineration
d)
recovery 
42.

Is waste separation important?

a)

yes,it reduces pollution

b)

No, it creates mess at home

c)

I don't know

43.

Which of these is organic waste?

a)

batteries

b)

clothes

c)

food

d)

bottles

44.

Which of these goes into the general waste bin?

a)

newspapers

b)

plastic plates

c)

tins

d)

face masks

45.

Clothes, bags and and books

a)

go into the general waste bin

b)

are organic waste

c)

are reusable

d)

go into the dangerous waste bin

46.

glass include

a)

bottles and jars

b)

cereal packets

c)

batteries

d)

paint and glue

47.

An apple decomposes in

a)

3 days

b)

3 months

c)

3 years

d)

13 years

48.

A glass bottle decomposes in

a)

30 days

b)

40 years

c)

500 years

d)

4000 years

49.

Compost is made of

a)

plastic

b)

glass

c)

food

d)

paper

50.

when you recycle and reuse

a)

you reduce waste

b)

you pollute

c)

you produce energy

d)

you look poor

51.
Toxic, corrosive, or explosive material
a)
solid waste
b)
hazardous waste
c)
municipal waste
d)
plant waste
52.

Choose the type of 4R which has a wrong definition.

a)

refuse-don't use it

b)

reduce-use less

c)

reuse-use it over and over

d)

recycle- using bacteria to treat biodegradable waste

53.

Identify all the strategies to reduce resource use of Waste/Pollution

a)

Develop products that are easy to repair, reuse, remanufacture, compost or recycle

b)

Use fee-per-bag waste collection systems

c)

Change industrial processes to eliminate/reduce use of harmful chemicals

d)

Redesign manufacturing processes and products to use less material and energy

e)

Use disposable cups

54.

This is an approach in which we produce less solid waste and the waste we do produced are considered to be potential resources that we can reuse, recycle, or compost.

a)

waste management

b)

waste reduction

c)

integrated waste management

55.

These are any discarded material or substance that threatens human health or the environment because it is poisonous, dangerously chemically reactive, corrosive, or flammable.

a)

solid waste

b)

hazardous waste

c)

industrialized waste

56.

What does this symbol mean?

a)

Flammable

b)

Explosives

c)

Oxidising Agent

d)

Corrosive

57.

diagram above shows a hazard symbol. what is the meaning of this symbol?

a)

flammable

b)

irritant

c)

explosive

d)

poisonous

58.

The above hazard symbol means ......

a)

explosive

b)

flammable

c)

toxic or poisonous

d)

corrosive

59.

In waste management hierarchy, which management is at the bottom of the hierarchy?

a)

Waste exchange

b)

Waste recycling

c)

Waste reduction

d)

Waste disposal

60.

What should we do with expired medicines?

a)

throw them in the bin with mixed waste

b)

put in the containers for plastics or glass

c)

take them to a pharmacy

61.

How many plastic bottles are produced per minute?

a)

several thousand

b)

several tens of thousands

c)

a million

62.

Meat and bones go to...

a)
b)
63.
a)

bio

b)

mixed

64.
a)
b)
65.

wet and greasy cardboard go to...

a)
b)
66.

Which of the following waste are produced from homes?

a)

Paper and smoke

b)

Mirror and chemical

c)

Smoke and glasses

d)

Leftover food and plastic bag

67.

which of the following is biodegradable object?

a)
b)
c)
d)
68.

Which of the following is NOT a recyclable material?

a)
b)
c)
d)
69.

Which of the following is NOT the bad effect of improper waste management?

a)

Flood

b)

Health problem

c)

Volcano eruption

d)

Air and water pollution

70.

If you use a plastic bag for groceries one day and then make a kite out of it the next, the bag has been ___________.

a)

reduced

b)

reused

c)

recycled

d)

reversed

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