AQA GCSE Biology Paper 1 Knowledge Quiz

What is the primary advantage of using an electron microscope over a light microscope?

• It is easier to use.

• It has a higher resolving power.

• It can view larger specimens.

• It has a more colorful image output.

Which type of cells contain a nucleus?

• Prokaryotic cells

• Both eukaryotic and prokaryotic cells

• Eukaryotic cells

• None of the above

During mitosis, what happens to the nucleus?

• It duplicates.

• It dissolves.

• It enlarges.

• It divides.

What is the role of bile in the digestive system?

• It emulsifies fats.

• It breaks down proteins.

• It produces glucose.

• It absorbs nutrients.

What is the main function of red blood cells?

• To transport oxygen.

• To clot blood.

• To fight infections.

• To transport nutrients.

What is the primary function of the xylem in plants?

• To store nutrients.

• To transport sugars.

• To carry water upwards.

• To produce chlorophyll.

How does a traditional vaccine work?

• It provides immediate immunity.

• It strengthens the immune system non-specifically.

• It introduces a weak virus to produce immunity.

• It introduces an dead/inactive version of a virus to stimulate an immune response.

What is the difference between benign and malignant tumors?

• Benign tumors spread, malignant do not.

• Malignant tumors spread, benign do not.

• Both spread throughout the body.

• Neither spreads.

What increases the rate of photosynthesis?

• Decreased light intensity.

• Reduced chlorophyll content.

• Lower temperatures.

• Increased carbon dioxide concentration.

What is the role of lymphocytes in combating viruses?

• They increase blood flow.

• They produce antibodies.

• They capture viruses directly.

• They produce mucus.