A.
1. Respiration, 2. Photosynthesis
Here is a model of part of the carbon cycle. Select the correct answer below to label numbers 1 and 2.
A.
1. Respiration, 2. Photosynthesis
B.
1. Photosynthesis, 2. Respiration
9 answers
How does carbon from the plant get to the hamster and then to the snake?
A.
The hamster and the snake do photosynthesis to get the carbon
B.
It passes through the food chain when the animals eat
C.
The hamster and the snake get the carbon by doing respiration
D.
All of these options are correct and awesome!
A.
The hamster and the snake do photosynthesis to get the carbon
B.
It passes through the food chain when the animals eat
C.
The hamster and the snake get the carbon by doing respiration
D.
All of these options are correct and awesome!
B. It passes through the food chain when the animals eat
Why is Nitrogen necessary in all cycles of life?
A.
Nitrogen is used to create proteins and DNA in all living things.
B.
Nitrogen makes up about 78% of our atmosphere.
C.
Nitrogen is needed in soil to help crops and other plants grow.
D.
None of the above.
A.
Nitrogen is used to create proteins and DNA in all living things.
B.
Nitrogen makes up about 78% of our atmosphere.
C.
Nitrogen is needed in soil to help crops and other plants grow.
D.
None of the above.
A. Nitrogen is used to create proteins and DNA in all living things.
In the Nitrogen cycle, the process of nitrogen fixation is when.....
A.
Nitrates are converted into nitrogen gas
B.
Nitrogen gas is converted into ammonia
C.
Ammonia is converted into nitrites and then nitrates
A.
Nitrates are converted into nitrogen gas
B.
Nitrogen gas is converted into ammonia
C.
Ammonia is converted into nitrites and then nitrates
B. Nitrogen gas is converted into ammonia
What is the biggest carbon sink on the planet?
A.
Oceans
B.
Forests
C.
Soil
D.
The Atmosphere
A.
Oceans
B.
Forests
C.
Soil
D.
The Atmosphere
A. Oceans
14 answers