Cell Organelles Worksheet
Explore the fascinating world of cell organelles with this Grade 7 science worksheet, covering functions, types, and identification.
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Cell Organelles Worksheet
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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 energy for a cell?
Nucleus
Mitochondria
Ribosome
Chloroplast
2. Which of the following organelles is found in plant cells but not animal cells?
Cell membrane
Mitochondria
Cell wall
Cytoplasm
1. The is often called the 'brain' of the cell because it controls cell activities.
2. Plant cells have a large central that stores water, nutrients, and waste products.
3. Ribosomes are responsible for making .
Identify the labeled organelles in the animal cell diagram below.

A.
B.
C.
D.
1. All cells have a cell wall.
True
False
2. The cytoplasm is the jelly-like substance that fills the cell and surrounds the organelles.
True
False
Match each organelle on the left with its primary function on the right.
1. Mitochondria
a. Controls cell activities and stores DNA
2. Nucleus
b. Site of photosynthesis in plant cells
3. Chloroplast
c. Generates most of the cell's energy
4. Vacuole
d. Stores water, nutrients, and waste
1. Briefly explain the main difference between a prokaryotic cell and a eukaryotic cell.
2. Describe the function of the cell membrane.