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4th Six Weeks Test Review
Test Description: Review Game
Instructions: Answer all questions to get your test result.
1) The energy that plants use to do photosynthesis comes from
A
The soil
B
The sugar
C
The air
D
The sun
2) The ingredients needed for photosynthesis are
A
Oxygen, Water and Sunlight
B
Carbon dioxide, Sunlight and Glucose
C
Sunlight, Carbon dioxide and Water
D
Glucose, Sunlight and Water
3) Decomposition is the process of breaking down dead organic matter, this process is beneficial for the environment and the soil because
A
it creates energy
B
it produces air
C
it absorbs sunlight
D
it returns nutrients
4) In the bottom of an energy pyramid we will find
A
Top predators such as lions
B
Producers such as plants
C
Consumers such as cows
D
Decomposers such as earthworms
5) The reason for only 10% of energy to pass on to the next level is because
A
Organisms destroy most of the energy
B
Organisms use most of the energy to stay alive
C
Organisms are too small to pass more energy
D
Organisms don't like to share their energy
6) If the world's bacteria and earthworms suddenly disappear then
A
The soil's nutrients won't exists
B
The soil's nutrients will decrease
C
The soil's nutrients will increase
D
The soil's nutrients will stay the same
7) Organic compounds contain
A
Carbon, Hydrogen and Oxygen
B
Oxygen, Nitrogen and Sulfur
C
Hydrogen, Nitrogen and Silicon
D
Hydrogen, Oxygen and Carbon dioxide
8) Scientists classify organisms to understand
A
Energy pyramids
B
Organic Compounds
C
Biodiversity
D
Photosynthesis
9) When using a dichotomous key we always start with step
A
4
B
2
C
1
D
3
10) Glucose is the main product of photosynthesis, the other product is
A
Water
B
Oxygen
C
Sunlight
D
Carbon dioxide
11) Which one is organic?
A
Sulfur dioxide SO2
B
Hydrogen Peroxide H2O2
C
Glucose C6H12O6
D
Salt NaCl
12) On the top of the energy pyramid we will find
A
A large amount of organisms
B
Neither large or small amount of organisms
C
The same amount as on the bottom
D
A small amount of organisms
13) Biomass is decomposed by
A
Lions, Whales and Elephants
B
Earthworms, bacteria and fungi
C
Cows, insects and larvae
D
Plants, grass and trees
*select an answer for all questions
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