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Ecology

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

What is compost ?

a)

Fertilizer

b)

Plant material

c)

Organic materials turn to soil

d)

Food

2.

What are the equation for compost ?

a)

Yellow Mix + Red Mix

b)

White Mix + Black Mix

c)

Blue Mix + Yellow Mix

d)

Green Mix + Brown Mix

3.

What is Green Mix ?

a)

Green vegetables

b)

Materials that rich in nitrogen or protein

c)

Cardboard and paper

d)

Straw or hay

4.

Green Mix are usually .........

a)

Yellow

b)

Red

c)

Green

d)

Blue

5.

This is one of the material that can use for Green Mix. What is this ?

a)

Straw or hay

b)

Animal manures

c)

Food

d)

Grass clippings

6.

There are 9 items that can use for Green Mix. Please tick the materials that includes in Green Mix.

a)

Grass clippings

b)

Coffee grounds

c)

Teabags

d)

Glass

e)

Animal manures

7.

Eggshells is one of the items that can be use in Green Mix. Please choose the material that does not include in Green Mix.

a)

Seaweed

b)

Glass

c)

Animal manures

d)

Teabags

8.

Green Mix + ______________ = Compost. Choose the answer that should be in the blank area.

a)

Blue Mix

b)

Brown Mix

c)

Yellow Mix

d)

Red Mix

9.

Brown mix are very important to make a compost. What are Brown Mix ?

a)

Fertilizers for the plants

b)

Materials that rich in carbon and carbohydrate

c)

Food for the animals

d)

Same as Green Mix

10.

Brown Mix are usually.............

a)

brown or naturally turn to brown

b)

turn to green

c)

blue or turn to a lots of colors

d)

yellow

11.

Based on the picture, which item we can used for Brown Mix ?

a)

Brown leaves

b)

All leaves

c)

Green leaves

d)

None

12.

Brown Mix have 9 materials that can be use for compost. Which one of the materials below that cannot be use for Brown Mix ?

a)

Corrugated cardboard

b)

Straw or hay

c)

Plastic bottles

d)

Dryer lint

13.

These are the materials that can be used for Brown Mix.


Fall leaves, chipped tree branches, straw, sawdust, corn stalks, cardboard, dryer lint and used paper.


There is one materials missing. What is it ?

a)

Cotton fabric

b)

Glass

c)

Plastic bottles

d)

Seaweed

14.

____________ + Brown Mix = ___________.


What are the two words for blank space above ?

a)

Green Mix and Brown Mix

b)

Blue Mix and Yellow Mix

c)

Green Mix and Compost

d)

Red Mix and Compost

15.

What is the important in making a compost ?

a)

It is organic and good for plants

b)

Not important

c)

Not good for the plants

d)

Animals would not eat our trash