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- 1. Multiple Choice
What are the three essential things that we as humans need to survive?
Food, water, and oxygen
carbohydrates, fats, and nutrients
oxygen, carbohydrates, and fats
water, oxygen, and carbohydrates
- 2. Multiple Choice
What tissues transport materials throughout the plant?
stem and roots.
xylem and phloem.
leaf and roots.
stem and leaf.
- 3. Multiple Choice
What do plants require to make food?
oxygen and hydrogen.
nitrogen and hydrogen.
carbon dioxide and hydrogen.
oxygen and carbon dioxide.
- 4. Multiple Choice
Plants make their own food through a process called _______________.
digestion.
cellular respiration.
photosynthesis
metabolism.
- 5. Multiple Choice
In what part of plants does photosynthesis take place?
roots.
stem.
leaves.
xylem.
- 6. Multiple Choice
This chemical process consists of these two basic steps, capturing light energy and using that energy to make sugars.
digestion.
cellular respiration.
photosynthesis
metabolism.
- 7. Multiple Choice
What is a pigment (natural coloring)?
chemical that can absorb and reflect light.
it is a chemical reaction that converts the energy in food molecules into a usable form of energy.
it is chemical reaction that converts light energy, water, and carbon dioxide into the food-energy molecule glucose and give off oxygen.
the chemical processes that occur within a living organism in order to maintain life.
- 8. Multiple Choice
What is the most common plant pigment?
Xylem.
Mesophyll.
Chlorophyll.
Chloroplast.
- 9. Multiple Choice
How do plants use sugar?
to describe the lifestyle of an organism.
to organize animals by their name.
to organize plants by their name.
as an energy source.
- 10. Multiple Choice
What is cellular respiration?
it is a series of chemical reactions that convert the energy in food molecules into a usable form of energy called ATP.
it is a process by which metabolic waste is eliminated from an organism.
it is chemical reaction that converts light energy, water, and carbon dioxide into the food-energy molecule glucose and give off oxygen.
it is the chemical processes that occur within a living organism in order to maintain life.
- 11. Multiple Choice
What happens in the second step of photosynthesis?
carbon dioxide is made from light energy.
chloroplasts capture light energy.
sugars are made from light energy.
water is used to make light energy.
- 12. Multiple Choice
What happens in the first step of photosynthesis?
carbon dioxide is made from light energy.
chloroplasts capture light energy.
sugars are made from light energy.
water is used to make light energy.
- 13. Multiple Choice
How many steps are involved in photosynthesis?
1
2
3
4
- 14. Multiple Choice
Where does photosynthesis occur?
Xylem.
Phloem.
Chlorophyll.
Chloroplasts.
- 15. Multiple Choice
Which vascular tissue transports water for the plant?
Xylem.
Phloem.
Chlorophyll.
Chloroplasts.
- 16. Multiple Choice
Which vascular tissue transports food for the plant?
Xylem.
Phloem.
Chlorophyll.
Chloroplasts.
- 17. Multiple Choice
What happens to plants if they do not have enough water?
wilt.
lose their green pigment.
grow faster.
no effect.
- 18. Multiple Choice
What is the name of the sugar produced by photosynthesis?
Xylem.
Phloem.
Glucose.
Calorie.
- 19. Multiple Choice
What is a series of chemical reactions that convert the energy in food molecules into a usable form of energy called ATP?
Digestion.
Cellular Respiration.
Photosynthesis.
Metabolism.
- 20. Multiple Choice
What are the end products (results) of photosynthesis?
Oxygen and Glucose.
Oxygen and Carbohydrates.
Glucose and Carbohydrates.
Oxygen and Calories.
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