Theory

CH7 - HUMAN NUTRITION

(a) Label the structures shown in Fig. 1.1. Write the labels in the boxes in Fig. 1.1. (b) Suggest the role of the muscle tissue shown in the villus i...

2011 Summer

1

Theory

CH7 - HUMAN NUTRITION

What is the optimum pH for stomach protease? A. pH 2 B. pH 7 C. pH 9 D. pH 12

2009 Summer

1

Theory

CH7 - HUMAN NUTRITION

The diagram shows part of a starch molecule.Which diagram shows this molecule after it has been completely digested?A B C D

2009 Summer

1

Theory

CH7 - HUMAN NUTRITION

What does the digestion of starch produce?A. fatty acidsB. glucoseC. mineral saltsD. water

2010 Winter

1

Theory

CH7 - HUMAN NUTRITION

Which type of tooth is used for crushing food?

2010 Winter

1

Theory

CH7 - HUMAN NUTRITION

The diagram shows a type of tooth.[Image_1: Diagram of a tooth showing crown and root]Use the key to identify the tooth.1. double rooted tooth ..........

2010 Winter

2

Theory

CH7 - HUMAN NUTRITION

The table shows vitamin and mineral salt content of four foods.[Table_1]Which foods would stop a person from suffering from anaemia (lack of haemoglob...

2010 Winter

2

Theory

CH7 - HUMAN NUTRITION

A child decided to eat only meat, oily fish, cheese and bread, and drink only water. Which nutrient would be in low levels in this diet? A. calcium ...

2012 Winter

2

Theory

CH7 - HUMAN NUTRITION

What has \textit{not} increased the world’s food production in the last 100 years?A artificial selectionB herbicidesC natural selectionD pestici...

2012 Winter

2

Theory

CH7 - HUMAN NUTRITION

The diagram shows blood vessel P which carries digested food from the small intestine to the liver.Which row describes the level of glucose in blood v...

2010 Winter

5

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which characteristic do all living organisms show?

2017 Summer

1

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows some animal cells, as seen under the microscope. What will be present at X?

2017 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Each of the diagrams shows an area of cytoplasm.Which is from a prokaryote?

2017 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a section through a root.What are the levels of organisation of the labelled structures?

2017 Summer

2

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

Which characteristics are correct for both osmosis and diffusion? [Table_1]

2017 Summer

2

MCQ

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

Which diagram shows the structure of DNA?

2017 Summer

2

MCQ

CH5 - ENZYMES

The graph shows how enzyme activity is affected by temperature. How can the change in activity between 40°C and 55°C be explained?

2017 Summer

3

MCQ

CH12 - RESPIRATION

Four test-tubes are set up as shown. Which test-tube contains the most carbon dioxide after one hour?

2017 Summer

3

MCQ

CH12 - RESPIRATION

The graph shows daily carbon dioxide uptake and transpiration by the plant *Agave americana*. The plant is adapted to live in very dry conditions. ...

2017 Summer

3

MCQ

CH6 - PLANT NUTRITION

In plants, which ions are used to make amino acids?

2017 Summer

2