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7.6.2 Organic
Test Description: Organic
Instructions: Answer all questions to get your test result.
1) 1. All matter has
A
Mass and volume
B
mass and area
C
space and size
D
area and weight
2) 2. The tool used to measure mass is the ____________________.
A
beaker
B
triple bean balance
C
double bean balnce
D
graduated cyclinder
3) 3. There is a finite amount of matter on our plant. As a result we have to ______________________ the matter.
A
recycle
B
dispose
C
reduce
D
reuse
4) 4. Organic compounds contain the element ___________________________________________________.
A
oxygen
B
nitrogen
C
Carbon
D
organs
5) 5. The chemical symbol for carbon is ____________.
A
Cb
B
C
C
Ca
D
Bn
6) 6. What type of matter is biomass?
A
protien
B
0rganic
C
inorganic
D
carbs
7) 7. What is biomass broken down into?
A
nutrients
B
inorganic
C
dirt
D
protien
8) 8. When a plant or animal dies, its matter is broken down into _________________________________ to enrich the soil.
A
inorganic
B
nutrients
C
protiens
D
dirt
9) 10. What type of decomposers are found in Compost bins?
A
small animals, fungi and zombies
B
small animals, fungi and birds
C
bacteria, small animal, and birds
D
bacteria, small animals, and fungi
10) 11. Microscopic decomposers found everywhere are called _________________
A
bacteria
B
scavengers
C
fungi
D
small animals
11) 19. What role does a decomposer play in the ecosystem?
A
A decomposer helps decay the matter into its larger parts.
B
A decomposer helps decay the matter into its smallest parts.
C
A decomposer helps loosen the soil so air can NOT circulate.
D
A decomposer helps stop nutrients movement in food webs.
12) 12. What decomposer aerates the soil?
A
mushrooms
B
worms
C
birds
D
fungi
13) 13. What type of kitchen waste makes up the biomass in a composting bin?
A
Food scraps, coffee grounds, and milk
B
Food scraps, coffee grounds, and egg shells
C
Food scraps, bleach, and mayo
D
Food scraps, coffee grounds, and whole eggs
14) 15. What type of matter is garden waste, grass clippings and food waste?
A
inorganic, AKA biomass.
B
Organic, AKA biomass.
C
trash AKA disposable
D
jon is the best
15) 14. In a composting bin, what happens to the elements in the food and garden waste?
A
hydron and nitrogen are released.
B
oxygen and nitrogen are released.
C
Carbon and oxygen are released.
D
Carbon and nitrogen are released.
16) 16. What are we practicing when we compost?
A
reducing
B
Recycling
C
disposing
D
reusing
17) 17. What type of decomposer is growing on the tree?
A
small animals / bird
B
Fungi/ mushrooms
C
bacteria / acorns
D
Bacteria / mushrooms
18) 18. Microscopic decomposers found everywhere are called ____________________________________.
A
small animals
B
bacteria
C
fungi
D
producers
19) 20. How is carbon recycled through an ecosystem?
A
By continually changing form.
B
By being used multiple times in the same form
C
its not recycled
D
By continually using less and less of it
20) 21. Will carbon ever disappear?
A
Yes! There is a finite amount that will be used up by 2025.
B
No! There is a finite amount that will be used up by 2025.
C
No! There is a finite amount that we continually recycle.
D
Yes! There is a finite amount that we continually recycle.
*select an answer for all questions
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