1) Carbon dioxide is obtain from the air and changed into carbohydrates oxygen during the process of

fossilization.
respiration.
digestion.
photosynthesis.

2) Which sequence of processes must occur for an atom of carbon to go from car to tree?

respiration, decomposition.
combustion, photosynthesis.
fossilization, decomposition.
fossilization, photosynthesis.

a

d
d
b

If you are in Connexus, these are the answers.

1.) A

2.) D

3.) D

4.) B

1.a

2.d
3.d
4.b

1.A

2.D
3.D
4.B
i got 100%

For everyone who is stupid answers are

1. A

2. D

3. D

4. B

1 is photosynthesis

Plants take in CO2 and produce O2

2 is combustion - photosynthesis (the giveaway is the car burning fuel)

thanks anon!!! 100!!!

Can someone help me =.=

Is this for unit 3 lesson 7?

100!