Theory

CH7 - HUMAN NUTRITION

Fig. 1.1 shows part of the human digestive system.(a) On Fig. 1.1, label the gall bladder, the oesophagus and the pancreas.Use label lines and the wor...

2010 Winter

2

Theory

CH7 - HUMAN NUTRITION

(a) Micronutrients are food materials that are only needed in very small quantities in the human diet.Draw one straight line from each micronutrient t...

2009 Winter

1

Theory

CH7 - HUMAN NUTRITION

(a) Enzyme activity is vital in human digestion. Complete Table 4.1 by choosing appropriate words from the list. amino acids amylase cellulose fatty...

2009 Winter

1

Theory

CH7 - HUMAN NUTRITION

(a) (i) State what is meant by the term \textit{balanced diet}...........................................................................................

2011 Summer

2

Theory

CH7 - HUMAN NUTRITION

Table 9.1 shows the percentage of the main types of foods in the diet of two teenage girls. One girl lives in Great Britain and the other girl in sub-...

2012 Winter

1

Theory

CH7 - HUMAN NUTRITION

Fig. 9.1 shows the human digestive system and associated organs.(a) Use letters from Fig. 9.1 to identify the structures described.Each letter may be ...

2011 Winter

2

Theory

CH7 - HUMAN NUTRITION

(a) Table 2.1 gives the daily energy requirements of some different people.[Table_1](i) Suggest two reasons for the difference in energy needed by the...

2011 Summer

1

Theory

CH7 - HUMAN NUTRITION

Table 9.1 shows the percentage of the main types of foods in the diet of two teenage girls. One girl lives in Great Britain and the other girl in sub-...

2012 Winter

1

Theory

CH7 - HUMAN NUTRITION

Fig. 7.1 shows three different types of teeth from a human.[Image_1: Fig. 7.1](a) (i) Name the types of teeth labelled A and B.A ........................

2010 Summer

1

Theory

CH7 - HUMAN NUTRITION

Fig. 4.1 shows the cycling of phosphate ions in living organisms and the environment.[Image_1: Fig. 4.1](a) Phosphate ions are often in limited supply...

2011 Winter

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Some yeast, sugar, and water are mixed in a test-tube. The diagrams show the test-tube at the start and after one hour. Which process causes this chan...

2016 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which name is given to a group of individuals that can reproduce to produce fertile offspring?

2016 Summer

3

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Use the key to identify the animal shown in the diagram.

2016 Summer

3

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which row matches the cell membrane and cell wall of a palisade cell to their functions? [Table_1]

2016 Summer

7

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

In a plant, what is formed by a group of xylem vessels?

2016 Summer

3

MCQ

CH8 - TRANSPORT IN PLANTS

What are the functions of xylem vessels?[Table_1] showing the functions: absorption, conduction, photosynthesis, support with options A, B, C, D.

2016 Summer

3

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

Active transport is the movement of

2016 Summer

4

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The diagram shows an experiment to demonstrate the movement of molecules. After one hour, the water in the beaker turned red.What is the most likely r...

2016 Summer

3

MCQ

CH4 - BIOLOGICAL MOLECULES

Small molecules are used as the basic units in the synthesis of large food molecules. Which statement is correct?

2016 Summer

6

MCQ

CH5 - ENZYMES

Which graph shows the effect of temperature on the activity of an enzyme?

2016 Summer

5