Grade 8 Cell Structure and Process Worksheet
Explore the fundamental structures and processes within animal and plant cells with this comprehensive Grade 8 science worksheet.
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Grade 8 Cell Structure and Process Worksheet
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Read each question carefully and answer to the best of your ability. Use the provided diagrams to help you identify cell structures.
1. Which of the following is responsible for generating most of the cell's energy through cellular respiration?
Nucleus
Mitochondria
Chloroplast
Cell wall
2. Which organelle is primarily responsible for photosynthesis in plant cells?
Vacuole
Ribosome
Chloroplast
Endoplasmic Reticulum
3. The controls what enters and leaves the cell.
4. Genetic material (DNA) is stored within the of a eukaryotic cell.
5. The rigid outer layer of a plant cell that provides support and protection is the .
6. Briefly describe the main function of the ribosome within a cell.
7. Explain one key difference between an animal cell and a plant cell.
Match each cell part on the left with its primary function on the right.
8. Nucleus
a. Stores water, nutrients, and waste
9. Mitochondria
b. Controls cell activities and contains DNA
10. Cell Membrane
c. Produces energy (ATP)
11. Vacuole
d. Regulates passage of substances into and out of the cell
Identify the labeled parts of the animal cell and plant cell diagrams below.
12. A:
13. B:
14. C:
15. D:
16. E:
17. F:
18. G:
19. H:
20. All living organisms are made up of one or more cells.
True
False
21. Plant cells have chloroplasts, but animal cells do not.
True
False