Year 8 Science - Cells & Body systems Quiz (PT)

Which part of the microscope is used to focus the image under high power?

• Coarse adjustment knob

• Fine adjustment knob

• Stage

• Diaphragm

Which kingdom do humans belong to?

• Plantae

• Fungi

• Animalia

• Protista

Which organelle is known as the powerhouse of the cell?

• Nucleus

• Mitochondria

• Ribosome

• Endoplasmic reticulum

What is the primary function of the cell membrane in animal cells?

• To produce energy

• To control the movement of substances in and out of the cell

• To store genetic information

• To synthesise proteins

Which structure is found in plant cells but not in animal cells?

• Nucleus

• Mitochondria

• Chloroplast

• Ribosome

What is the main function of red blood cells?

• To fight infections

• To carry oxygen

• To produce hormones

• To digest food

Which of the following is the correct order from smallest to largest?

• Organ, Tissue, Cell

• Cell, Tissue, Organ

• Tissue, Cell, Organ

• Organ, Cell, Tissue

What is the primary function of the alveoli in the respiratory system?

• To filter air

• To exchange gases

• To produce mucus

• To support the trachea

Which part of the digestive system is primarily responsible for nutrient absorption?

• Stomach

• Small intestine

• Large intestine

• Oesophagus

Which part of the microscope holds the slide in place?

• Stage clips

• Objective lens

• Eyepiece

• Light source