Test Review Chapter 5-Photosynthesis and Cellular Respiration.
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Transcript of Test Review Chapter 5-Photosynthesis and Cellular Respiration.
![Page 1: Test Review Chapter 5-Photosynthesis and Cellular Respiration.](https://reader034.fdocuments.us/reader034/viewer/2022051401/56649f1c5503460f94c324fd/html5/thumbnails/1.jpg)
Test Review Test Review
Chapter 5-Photosynthesis Chapter 5-Photosynthesis and Cellular Respirationand Cellular Respiration
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1. What is an autotroph?1. What is an autotroph?
An organism that makes their own An organism that makes their own organic molecules by using energy organic molecules by using energy from inorganic molecules or the sun from inorganic molecules or the sun (photosynthesis)(photosynthesis)
***Sometimes called producers b/c ***Sometimes called producers b/c they make their own foodthey make their own food
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2. Give 5 examples of autotrophs.2. Give 5 examples of autotrophs.
Plants, algae, some Plants, algae, some protists, bacteria, protists, bacteria, trees, grass, etc.trees, grass, etc.
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3. What is a heterotroph?3. What is a heterotroph?
Organisms that get chemical energy for Organisms that get chemical energy for metabolism from autotrophs or other metabolism from autotrophs or other heterotrophs.heterotrophs.
***Sometimes called consumers b/c ***Sometimes called consumers b/c they get food/energy from consuming they get food/energy from consuming othersothers
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4. Give 5 examples of heterotrophs.4. Give 5 examples of heterotrophs.
Humans, animals, Humans, animals, fungus, some fungus, some bacteria, fish, bacteria, fish, birds, etc.birds, etc.
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5. How do autotrophs get their 5. How do autotrophs get their energy?energy?
photosynthesisphotosynthesis
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6. How do heterotrophs get their 6. How do heterotrophs get their energy?energy?
From organic moleculesFrom organic molecules Through cellular respirationThrough cellular respiration From breaking down food moleculesFrom breaking down food molecules
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7. What is photosynthesis?7. What is photosynthesis?
A process that takes place in A process that takes place in autotrophs (producers) that converts autotrophs (producers) that converts light energy into chemical energy light energy into chemical energy (plants capture energy and make (plants capture energy and make organic molecules)organic molecules)
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8. Where does MOST energy on 8. Where does MOST energy on earth come from?earth come from?
TheThe sunsun
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9. What molecule stores energy in 9. What molecule stores energy in our cells?our cells?
ATPATP
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10. What does ATP stand for?10. What does ATP stand for?
Adenosine TriphosphateAdenosine Triphosphate
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11.11. How does energy flow from the How does energy flow from the sun through the living world?sun through the living world? (List several ways) (List several ways)
Plants capture sunlight and produce Plants capture sunlight and produce carbohydrates (glucose)carbohydrates (glucose)
Animals eat plantsAnimals eat plants Animals eat other animals that have Animals eat other animals that have
eaten plantseaten plants
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12.12. How is energy required for life How is energy required for life processes? processes? (This means: How does our (This means: How does our body need energy? To do what?)body need energy? To do what?)
growth and developmentgrowth and development movementmovement transport of materials across the cell transport of materials across the cell
membranemembrane
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13. What is cellular respiration?13. What is cellular respiration?
The process used to harvest energy in The process used to harvest energy in organic compoundsorganic compounds
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14. List the chemical equations 14. List the chemical equations for photosynthesis and cellular for photosynthesis and cellular respiration and compare them. respiration and compare them.
PhotosynthesisPhotosynthesis
6 6 COCO22 + 6 + 6 HH22OO CC66HH1212OO66 + 6 + 6 OO22
Cellular RespirationCellular Respiration
Glucose
(sugar)
Light
CC66HH1212OO66 + 6O + 6O2 2 enzymesenzymes 6CO 6CO22 + 6H + 6H22O + energy O + energy
(Glucose) (ATP)(Glucose) (ATP)
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15. Know what a balanced equation 15. Know what a balanced equation looks like.looks like.
Example: Balance this equation.Example: Balance this equation.
CHCH44 + O + O22 CO CO22 + H + H22OO
C 1 C 1
H 4 H 2
O 2 O 3
2
4
4
2
4
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16. How does energy move through 16. How does energy move through the food chain?the food chain?
From autotrophs to heterotrophsFrom autotrophs to heterotrophs
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17. What is an organic compound?17. What is an organic compound?
A compound that contains carbon and A compound that contains carbon and is made by living thingsis made by living things
Ex- glucoseEx- glucose