Directions. Write TRUE if the statement is correct. Otherwise, FALSE. Write your answer on the
space provided before each number
1. The oxygen-carbon dioxide cycle is very important to all ecosystems, and
ultimately give life on earth.
2. Plants produce excess oxygen during photosynthesis which is released into
the atmosphere
3. Oxygen is a living element that humans and animals require to live.
4. Oxygen released by plants causes an increase in the oxygen level in the
Atmosphere
5. Plants release carbon dioxide into the atmosphere which animals inhale.
Animals exhale oxygen into the atmosphere which is breathed in by plants.
6. Plants use the Sun's energy and carbon dioxide to make glucose, and
release oxygen that animals breathe.
7. Animals provide oxygen for plants and plants provide carbon dioxide.
for the animals.
There is a continuous exchange of gases in the oxygen carbon dioxide cycle.
9. Carbon dioxide is absorbed by consumers to make carbohydrates in
photosynthesis
10. Animals breathe in oxygen in a process known as photosynthesis.
I need the right answer!please!
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