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

The diagram shows a leaf on a plant. Which characteristic of life is represented by this diagram?

2019 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows how Homo sapiens (modern people) could have evolved from earlier ancestors. Which statement about modern people and their ancesto...

2019 Summer

3

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows an insect. What is the insect?1. insect has no wings ....................................... go to 2   insect has win...

2019 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which features are possessed by all plant cells? [Table_1]

2019 Summer

3

MCQ

CH7 - HUMAN NUTRITION

Which organ is part of the digestive system?

2019 Summer

1

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The diagram shows a test-tube containing clear jelly. A drop of blue ink is injected into the middle of the jelly. The blue colour of the ink sprea...

2019 Summer

1

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The apparatus shown was set up.Some hours later, the water in the beaker had turned blue, and the liquid in the glass tube had moved upwards.Which pro...

2019 Summer

2

MCQ

CH4 - BIOLOGICAL MOLECULES

Four solutions were tested to see whether they contained protein, starch or glucose.The colours of the solutions after the tests are recorded in the t...

2019 Summer

2

MCQ

CH4 - BIOLOGICAL MOLECULES

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

2019 Summer

3

MCQ

CH5 - ENZYMES

Which graph shows the effect of pH on enzyme activity?

2019 Summer

3