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

CH13 - EXCRETION IN HUMANS

Which process removes the waste products of metabolism from the body?

2009 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

According to the binomial system, how should a human be named?

2009 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which leaf comes from a monocotyledonous plant?

2009 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a palisade cell from a leaf.Which labelled structure produces oxygen?

2009 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structure contains genes?

2009 Summer

3

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a cross section through two guard cells of a leaf. Which labelled structures would also be found in an animal cell?

2009 Summer

3

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows some cells from the lining of the trachea (windpipe) in the respiratory tract. What is the function of the structures labelled X?

2009 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structures contain a cell nucleus? [Table_1]

2009 Summer

2

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

Which diagram shows the appearance of a plant cell several minutes after it has been placed in a concentrated solution of sugar?

2009 Summer

2

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The dots represent molecules of a gas in four tubes at the beginning of an experiment. In which tube will more molecules move from X to Y than in the...

2009 Summer

2