Year 9 Biology Part 2 Quiz

How do the main structural features of a bacterial cell compare to those of a cell with a nucleus, and what are the key differences in their effects on cellular function?

• A bacterial cell is unicellular and contains structures like ribosomes, DNA, and a cell wall, while a cell with a nucleus is typically more complex and multicellular

• A bacterial cell is multicellular and has a nucleus, while a cell with a nucleus is unicellular

• A bacterial cell is made only of protein, while a cell with a nucleus contains only genetic material

• A bacterial cell has no genetic material, while a cell with a nucleus contains DNA

How do the effects of the nervous system differ from those of the endocrine system?

• The nervous system produces rapid, short-term responses, while the endocrine system produces slower, long-lasting effects.

• The nervous system helps with digestion, while the endocrine system controls body temperature.

• The nervous system produces energy, while the endocrine system prevents disease.

• The nervous system and endocrine system have identical effects on the body.

Which of the following best illustrates the difference in effects between the nervous system and the endocrine system as part of the body's first line of defence?

• Skin

• Red blood cells

• Bones

• Muscles

When do you become immune to a disease?

• When you have enough neutrophils

• When you have sufficient memory cells stored to a pathogen

• When you produce more sweat

• When you have a physical barrier

Which disease is mentioned as being very serious in children under 5 years if vaccinations are neglected?

• Measles

• Chickenpox

• Influenza

• Tuberculosis

What disease was eradicated by a global vaccination program by 1980?

• Smallpox

• Measles

• Polio

• Mumps

How many people is it estimated that smallpox killed in the last century before eradication?

• 500 million

• 1 million

• 10 million

• 100,000

What is the purpose of vaccines?

• To help build immunity against pathogens

• To cure all diseases instantly

• To provide pain relief

• To increase body temperature

Which disease is shown in the image with a rash on a child's body?

• Measles

• Smallpox

• Chickenpox

• Influenza

Which disease is shown in the image with pustules on a child's face and body?

• Smallpox

• Measles

• Mumps

• Rubella