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Composting

Total questions: 20

Worksheet time: 15mins

Name
Class
Date
1.

What is compost?

a)

A material used to measure ecological footprints

b)

A mixture of living and nonliving animals

c)

A mixture of decomposing organic matter made to fertilize soil.

d)

Normal dirt from the ground

2.

The matter that is high in nitrogen but low in carbon

a)

Brown Matter

b)

Green Matter

3.

Select all examples that are considered green matter.

a)

Coffee Grounds

b)

Dry Leaves

c)

Banana Peels

d)

Fresh Cut Grass

4.

What temperature will an active HOT compost pile heat up to?

a)

200 fahrenheit

b)

30-60 fahrenheit

c)

130-150 fahrenheit

d)

50-80 fahrenheit

5.

Which of the following are essential for a successful aerobic compost pile?

a)

water / moisture

b)

sunlight

c)

organic matter/ organic waste

d)

oxygen

e)

bacteria and other decomposers

6.

What is worm composting called?

a)

geoponics

b)

vermiculite

c)

vermiculture

d)

permaculture

e)

wormaculture

7.

If food scraps are not composted what gas do they release into the atmosphere?

a)

carbon

b)

carbon dioxide

c)

propane

d)

methane

8.

I can compost pizza

I can recycle pizza boxes

a)

yes

yes

b)

yes

no

c)

no

no

d)

no

yes

9.

Food scraps and garden waste makes up __% of the waste going into landfills.

a)

5

b)

10

c)

15

d)

50

e)

25

10.

All of these things add NITROGEN to the soil EXCEPT for . . .

a)

Tea Leaves

b)

Newspaper

c)

Table Scraps

d)

Grass clippings

11.

The amount of nitrogen to carbon material should be . . .

a)

twice as much carbon material than nitrogen.

b)

twice as much nitrogen material than carbon.

c)

an equal amount of carbon to nitrogen material.

d)

no matter how much you have of nitrogen to carbon material.

12.

The ideal ratio of carbon to nitrogen is:

a)

10:1

b)

35:1

c)

25:1

d)

15:1

e)

1:1

13.

Compost is another word for _____

a)

humus

b)

dirt

c)

leaves

d)

duff

e)

hummus

14.

____________ comprise 80-90 percent of the billions of organisms in a bin,

a)

Bacteria

b)

Protozoa

c)

Fungus

d)

Actinomycetes

e)

Worms

15.
Which organism help to breakdown or decompose waste and dead organisms?
a)
The organisms and waste breakdown on their own.
b)
Only fungi
c)
Only bacteria
d)
Fungi, bacteria and other decoposers such as worms and beetles.
16.

Food waste represents what percentage of GLOBAL methane emissions?

a)

8%

b)

2%

c)

13%

d)

30%

e)

50%

17.

On average, an American family discards how much food waste?

a)

$1500 per year

b)

$3000 per year

c)

$500 per year

d)

$100 per year

e)

$5000 per year

18.

Approximately how much composting is happening (of waste that is compostable)?

a)

6%

b)

1%

c)

15%

d)

25%

e)

3%

19.

Why should you aerate compost?

a)

to promote aerobic decomposition

b)

to promote anaerobic decomposition

c)

to increase compost temperature (hot composting)

d)

to speed up the composting process

e)

it allows weeds and diseases to grow

20.

How much can a red wiggler compost in a day?

a)

half of their body weight

b)

their body weight

c)

one quarter of their body weight

d)

a handfull of food waste

e)

one gram