Theory

CH17 - INHERITANCE

Polydactyly is a condition in which people have more than ten fingers or ten toes. Fig. 8.1 shows the inheritance of polydactyly in three generations ...

2010 Winter

1

Theory

CH17 - INHERITANCE

Fig. 8.1 shows the male reproductive system.(a) Using a label line and the letters given, label on Fig. 8.1,(i) G where gametes are formed, [1](ii) S ...

2009 Summer

3

Theory

CH17 - INHERITANCE

(a) In Drosophila, the fruit fly, wing length is controlled by a single gene.Wing length can be long or short. A long winged male fruit fly was crosse...

2009 Winter

1

Theory

CH17 - INHERITANCE

Complete the sentences by writing the most appropriate word in each space. Use only words from the box.[Table_1: Box containing words]In animals, new ...

2012 Winter

1

Theory

CH17 - INHERITANCE

(a) The nuclei of cells divide by two different processes, mitosis and meiosis.(i) Name one organ in humans where meiosis takes place....................

2011 Summer

3

Theory

CH17 - INHERITANCE

Fig. 6.1 shows a human fetus developing inside a uterus.(a) (i) Name the structures labelled S and T.S ..................................................

2012 Winter

2

Theory

CH17 - INHERITANCE

Flowers from three red-flowered plants, A, B and C, of the same species were self-pollinated.(a) Explain what is meant by the term pollination.(b) See...

2011 Winter

3

Theory

CH17 - INHERITANCE

Fig. 6.1 shows a human fetus developing inside a uterus.(a) (i) Name the structures labelled S and T. S .................................................

2012 Winter

2

Theory

CH17 - INHERITANCE

(a) Two types of variation, continuous and discontinuous, occur in living organisms.Complete Table 5.1 about the two types of variation.Table 5.1| ...

2011 Summer

2

Theory

CH17 - INHERITANCE

Thalassaemia is an inherited condition in which the haemoglobin does not work properly.People who have thalassaemia have inherited an allele that caus...

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