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

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

(a) Identify the structure in the cell that contains the genetic material.Label this structure on Fig. 1.1 by stating its name in the space provided a...

2022 Spring

2

Theory

CH16 - REPRODUCTION

(a) Fig. 2.1 is a diagram of the male reproductive system in humans. The boxes on the left show the letters in Fig. 2.1 that identify parts of the mal...

2022 Spring

3

Theory

CH9 - TRANSPORT IN ANIMALS

(a) Fig. 3.1 is a diagram of a section through a human heart. (i) Draw the letter X on Fig. 3.1 to show the position of the septum. [1](ii) State the ...

2022 Spring

3

Theory

CH12 - RESPIRATION

(a) A student investigated aerobic respiration in an arthropod.Fig. 4.1 shows the apparatus the student used.The potassium hydroxide solution removed ...

2022 Spring

4

Theory

CH6 - PLANT NUTRITION

(a) Fig. 5.1 is a drawing of part of a cross-section of a leaf. (i) Complete Table 5.1 by stating the names of the parts labelled in Fig. 5.1.Table 5....

2022 Spring

2

Theory

CH5 - ENZYMES

(a) A researcher investigated the effect of temperature on two different biological washing powders, A and B. Two identical pieces of clothing were s...

2022 Spring

1

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

(a) Scientists recorded the percentage of endangered species in each of the five groups of vertebrates, in 2000 and 2011. Fig. 7.1 shows the results....

2022 Spring

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

All living organisms release energy from nutrient molecules within their cells. What is the name of this characteristic?

2022 Summer

1

MCQ

Biological Classification System and Evolutionary Relationships

The horse, Equus ferus, and the donkey, Equus asinus, are able to interbreed. The offspring they produce is called a mule. Which statement is correct...

2022 Summer

2

MCQ

Animal Kingdom - Arthropods and Vertebrates

The diagram shows an organism. Which type of arthropod is this organism?

2022 Summer

3