Cell Structure Fundamentals
A Grade 9 Science worksheet focusing on the fundamental structures and functions of plant and animal cells, including organelles and their roles.
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Cell Structure Fundamentals
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Read each question carefully and answer to the best of your ability. Use complete sentences for short answer questions.
1. Which organelle is responsible for generating most of the cell's supply of adenosine triphosphate (ATP), used as a source of chemical energy?
Nucleus
Mitochondrion
Ribosome
Endoplasmic Reticulum
2. Which of the following structures is found in plant cells but not in animal cells?
Cell membrane
Cytoplasm
Chloroplast
Nucleus
3. The is a rigid outer layer that provides structural support and protection to plant cells.
4. Genetic material in a eukaryotic cell is stored within the .
5. All cells contain a cell wall.
True
False
6. Ribosomes are responsible for protein synthesis.
True
False
7. Briefly explain the primary function of the cell membrane.
8. Identify the labeled parts of the animal cell diagram below:

A:
B:
C:
D:
E: