Cell revision

• Science
• Upper Secondary (Key Stage 4)
• GCSE

Cell revision

What is the function of the nucleus in a cell?

1. Provides structural support for the cell
2. Regulates the movement of materials in and out of the cell
3. Produces energy for the cell
4. Controls cell activities and contains genetic material.

Which organelle is responsible for protein synthesis in a cell?

1. Ribosomes
2. Endoplasmic reticulum
3. Lysosomes
4. Golgi apparatus

What is the function of the mitochondria in a cell?

1. Detoxifies harmful substances
2. Produces energy through cellular respiration.
3. Modifies and packages proteins
4. Stores genetic material

Which structure is responsible for maintaining the shape of a plant cell?

1. Cell wall
2. Nucleus
3. Vacuole
4. Cell membrane

What is the function of the chloroplasts in a plant cell?

1. Breaks down waste materials
2. Carries out photosynthesis to produce glucose.
3. Regulates cell division
4. Synthesizes lipids and steroids

What is the function of cilia in specialised cells?

1. To provide structural support
2. To move substances along the cell surface
3. To produce energy
4. To store nutrients

Which organelle is responsible for producing energy in specialised cells?

1. Vacuole
2. Endoplasmic reticulum
3. Golgi apparatus
4. Mitochondria

What is the role of the nucleus in a specialised cell?

1. To transport materials
2. To synthesize proteins
3. To detoxify harmful substances
4. To control cell activities and store genetic information

What is the purpose of the large surface area in villi of the small intestine?

1. To increase absorption of nutrients into the bloodstream
2. To produce digestive enzymes
3. To regulate body temperature
4. To store waste products

How do specialized cells in the kidneys maintain a concentration gradient?

1. By facilitated diffusion
2. By using active transport mechanisms
3. By passive diffusion
4. By osmosis

What is a major difference between eukaryotic and prokaryotic cells?

1. Presence of mitochondria in prokaryotic cells
2. Presence of a nucleus in eukaryotic cells
3. Cell wall in eukaryotic cells
4. Presence of ribosomes in prokaryotic cells

Which organelle is found in both eukaryotic and prokaryotic cells?

1. Ribosomes
2. Endoplasmic reticulum
3. Golgi apparatus
4. Lysosomes

What is a characteristic of prokaryotic cells?

1. Presence of a nucleus
2. Complex internal structure
3. Large size
4. Absence of membrane-bound organelles

What is a unique feature of eukaryotic cells?

1. Presence of membrane-bound organelles
2. Small size
3. Lack of genetic material
4. Absence of cytoplasm

Which type of cell has a cell wall?

1. Plant cells
2. Fungal cells
3. Animal cells
4. Prokaryotic cells

What is the defining feature of eukaryotic cells?

1. Absence of a cell membrane
2. Lack of genetic material
3. Presence of a cell wall
4. Presence of a true nucleus

Which organelle is responsible for energy production in eukaryotic cells?

1. Golgi apparatus
2. Ribosomes
3. Mitochondria
4. Endoplasmic reticulum

What is the function of the endoplasmic reticulum in eukaryotic cells?

1. Waste removal
2. Protein and lipid synthesis
3. DNA replication
4. Energy production

What structure regulates the movement of substances into and out of eukaryotic cells?

1. Vacuole
2. Cell wall
3. Nucleus
4. Cell membrane

Which organelle is responsible for the synthesis of proteins in eukaryotic cells?

1. Ribosomes
2. Peroxisomes
3. Centrioles
4. Lysosomes