PAPER 2 PRACTICE IGCSE BIOLOGY EOS2

Which structural feature is found in a plant cell but not in an animal cell?

A person bitten by a snake is injected with antibodies to destroy the snake venom.

What type of immunity is this an example of?

What type of white blood cells produce antibodies?

Which tissue carries water up the stem of a plant?

What are the products when oil is digested?

What substance can glucose be converted into, which is the energy storage carbohydrate of plants?

Which of the following shows the balanced chemical symbol equation for photosynthesis?

The diagram shows how the rate of photosynthesis varies with light intensity. The four curves show different conditions of temperature and carbon dioxide concentration.

What limits the rate of photosynthesis at point P?

The graph shows the effect of pH on the activity of an enzyme. In which part of the alimentary canal would this enzyme be most active?

The diagram shows the structure of a villus. The arteriole, capillary, lacteal and venule are labelled with letters. Which letter shows where nutrients are absorbed into the blood?

Dodder is a plant that grows on other plants called the hosts. The dodder plant connects to the host’s vascular bundles. The dodder plant does not have green leaves or roots. What correctly describes the regions for translocation?

The diagram shows the human heart and main blood vessels. What is the blood vessel labelled X?

The following are statements about immunity.

1 The transfer of antibodies from mother to baby in breast milk is an example of passive immunity.

2 Passive immunity results in long term immunity because of the production of memory cells.

3 Active immunity is gained after vaccination with antigens.

Which statements are correct?

What is filtered out of the blood in the glomerulus into the kidney tubule?

Which responses occur in the iris of the eye when a person walks from a brightly lit area to a dimly lit area?

Which glands are endocrine glands?

What are the effects of insulin and adrenaline on the concentration of blood glucose?

Which letter represents a part that may undergo vasodilation?

What are the effects of insulin and glucagon on the concentration of blood glucose?