Biology Flashcard on Human and Plant Systems

Front

Which of the following represents organs A and B? Options: Heart, Lung, Lung, Heart, Heart, Leg muscle, Leg muscle, Lung

Back

Heart, Lung

Front

The diagram below shows a human body system. Arrows A, B, C, D and E represent the movement of blood in part of the system. Which arrows in the diagram do not represent the correct movement of blood?

Back

B and E only

Front

Which of his statement(s) is/are correct? Options: C only, A and B only, B and C only, A, B and C

Back

B and C only

Front

Why did John's breathing rate increase between 12pm and 1pm?

Back

He needed to take in more oxygen as he could be running in a race.

Front

Where does digestion of food start and absorption of food take place?

Back

A, C

Front

The diagram shows the direction of blood flow in certain parts of the body. Which statement(s) is/are correct?

Back

B and C only

Front

Why did the potato in beaker B take a longer time to digest?

Back

lesser exposed surface area

Front

What are the main functions of the part labelled X in a plant? Options: A. It supports the leaves and the flowers. B. It makes food for the plant. C. It takes in water and mineral salts from the soil. D. It helps to transport water from the roots to other parts of the plant.

Back

A and D only

Front

The diagram shows a plant growing around a pole. Based on the diagram only, describe the function of part Z.

Back

It absorbs water for the plant.

Front

Which of the following is correct?

• Air escapes through openings found on both surfaces of the leaf.
• Bubbles form in the water and land on the upper surface of the leaf.
• The leaf has openings on the lower surface but not its upper surface.
• Air enters the lower surface of the leaf and escapes through its upper surface.

Back

Air escapes through openings found on both surfaces of the leaf.