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