Theory

CH13 - EXCRETION IN HUMANS

(a) Why do most waste products of metabolism have to be removed from the body?...........................................................................

2009 Summer

2

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State what is meant by the term excretion........................................................................................................

2012 Winter

2

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State what is meant by the term excretion........................................................................................................

2012 Winter

2

Theory

CH13 - EXCRETION IN HUMANS

(a) The kidney is an excretory organ. Name two other excretory organs in humans and in each case state a substance that the organ excretes.1. organ......

2010 Winter

2

Theory

CH13 - EXCRETION IN HUMANS

(a) Define the term excretion............................................................................................................................

2013 Summer

3

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State three uses of water in the human body.1 ...................................................................................................

2013 Summer

3

Theory

CH13 - EXCRETION IN HUMANS

Fig. 6.1 shows a human kidney and the ureter attached to it.(a) Two other tubes are attached to the kidney, but are not shown on Fig. 6.1.Name these t...

2015 Winter

3

Theory

CH13 - EXCRETION IN HUMANS

Fig. 3.1 shows the excretory system in a human male.(a) Table 3.1 shows five functions of parts of the excretory system. Complete the table by:naming ...

2015 Summer

3

Theory

CH13 - EXCRETION IN HUMANS

Water is an important part of a balanced diet.(a) State three other components of a balanced diet.1 .....................................................

2017 Winter

1

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State the name of the organ that produces urea...................................................................................................

2017 Winter

1

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