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Science
7th -
12thgrade
Homeostasis & Cell Processes Part I (7) 19-20
30 questions
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- 1. Multiple Choice
T or F: Homeostasis is the maintenance of a constant internal state in a changing environment.
True
False
- 2. Multiple Choice
In order to survive your cells need to be able to do which of the following?
Obtain & Use Energy
Make New Cells
Exchange Materials & Eliminate Wastes
All of the Above
- 3. Multiple Choice
T or F: Unicellular organisms need energy & materials in order to carry out life processes.
True
False
- 4. Multiple Choice
How do unicellular organisms exchange materials with their environment?
By use of cells, tissues, & systems working together.
Directly with their environment.
They do not exchange any materials with their environment.
- 5. Multiple Choice
The use of xylem & phloem tissues are used by what type of organism to help maintain homeostasis?
Animals
Fungi
Protists
Plants
- 6. Multiple Choice
How do cells get the energy that is needed to maintain homeostasis?
By making their own food.
By consuming their own food.
By breaking down materials such as food.
Through processes like photosynthesis
- 7. Multiple Choice
The process by which cells use oxygen to produce energy for cell processes is called
Photosynthesis
Cellular Respiration
Exocytosis
Facilitated Diffusion
- 8. Multiple Choice
Where does nearly all oxygen around us come from?
Photosynthesis
Cellular Respiration
Exocytosis
Diffusion
- 9. Multiple Choice
What process uses oxygen to break down food for energy?
Photosynthesis
Cellular Respiration
Osmosis
Endocytosis
- 10. Multiple Choice
T or F: Photosynthesis & cellular respiration are connected. One process produces substances that are needed to start the other process.
True
False
- 11. Multiple Choice
What does the “photo” part of photosynthesis mean?
Light
To make
Camera
Plant
- 12. Multiple Choice
What does the “synthesis” part of photosynthesis mean?
Light
To make
Synthesize
Movement
- 13. Multiple Choice
Plants use what process to make their own food?
Photosynthesis
Cellular Respiration
Mitosis
Meiosis
- 14. Multiple Choice
What process do cells use to make more cells?
Photosynthesis
Cellular Respiration
Mitosis
Endocytosis
- 15. Multiple Choice
What is an important cell organelle (part) that is used to help regulate what enters & leaves the cell?
Mitochondria
Centriole
Golgi Apparatus
Cell Membrane
- 16. Multiple Choice
T or F: Cells of multicellular organism do not have to work together to maintain homeostasis for the organism.
True
False
- 17. Multiple Choice
What is the main transport system of nutrients & wastes in humans called?
Nervous
Cardiovascular (circulatory & respiratory)
Muscular
Skeletal
- 18. Multiple Choice
What is the original source of energy?
Photosynthesis
Cellular Respiration
Sun
Food
- 19. Multiple Choice
What are the special organelles found in photosynthetic organisms like plants called?
Nucleus
Cell Membrane
Rough Endoplasmic Reticulum
Chloroplast
- 20. Multiple Choice
Do photosynthetic organisms like plants also need cellular respiration to break down the food they made to get cell energy?
Yes
No
- 21. Multiple Choice
T or F: All cells divide at the same rate (speed/pace).
True
False
- 22. Multiple Choice
Can all cells divide to make new cells once they are fully formed?
Yes
No
- 23. Multiple Choice
What has to happen first before eukaryotic cells like ours divide?
Nothing
Every cell organelle (part) duplicates
DNA is copied/duplicated
Only mitochondria duplicates
- 24. Multiple Choice
DNA has to be packaged before the cell divides. What are the packages called?
DNA
Chloroplasts
RNA
Chromosomes
- 25. Multiple Choice
T or F: When eukaryotic cells like ours go through cells division, this process produces 2 genetically identical cells.
True
False
- 26. Multiple Choice
The process in which eukaryotic cells like ours produce two identical cells is called...
Photosynthesis
Mitosis
Cellular Respiration
Exocytosis
- 27. Multiple Choice
What is another way to describe the cell membrane?
Sticky
Semi-permeable
Fully permeable
Non-permeable
- 28. Multiple Choice
What type of transport is when particles move across the cell membrane WITHOUT the use of energy by the cell?
Passive
Active
- 29. Multiple Choice
What type of transport is when particles move across the cell membrane WITH the use of energy by the cell?
Passive
Active
- 30. Multiple Choice
What is when cell membranes allow some things into/out the cell, but not others?
Prejudiced
Semi-permeable
Snob
Passive Transport
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