Theory

CH16 - REPRODUCTION

The diagram shows a developing human fetus within the uterus. What is a main function of X? A passing faeces to the mother B passing oxygen to th...

2011 Summer

1

Theory

CH16 - REPRODUCTION

Fig. 3.1 shows a fetus in the uterus immediately before birth.[Image_1: A fetus in the uterus labeled with amniotic fluid, amniotic sac, placenta, umb...

2011 Summer

2

Theory

CH16 - REPRODUCTION

The diagram shows a pod from a pea plant. Which line correctly shows the path that was taken by a pollen tube to an ovule? [Image_1: Diagram of a pe...

2011 Summer

2

Theory

CH16 - REPRODUCTION

Which process does not involve an increase in dry mass?A a bacterium getting larger before it dividesB a fetus developing inside the uterusC a green s...

2011 Summer

2

Theory

CH16 - REPRODUCTION

The table lists some processes which take place during reproduction in flowering plants and mammals. Which row is correct? [Table_1]

2012 Winter

2

Theory

CH16 - REPRODUCTION

The diagram shows four flasks which were set up to investigate the conditions needed for germination.In which experiment will the seeds germinate most...

2011 Summer

2

Theory

CH16 - REPRODUCTION

Fig. 1.1 shows a flowering shoot of tiger lily, Lilium tigrinum.(a) State the name of the genus of the tiger lily. ......................................

2011 Winter

2

Theory

CH16 - REPRODUCTION

The graph shows changes in the thickness of the uterus lining of a woman.What happens each time at X?A fertilisationB implantationC menstruationD ovul...

2012 Winter

2

Theory

CH16 - REPRODUCTION

What crosses the placenta from fetal blood to maternal blood in larger quantities than from maternal blood to fetal blood? A amino acids B carbon di...

2009 Summer

2

Theory

CH16 - REPRODUCTION

Fig. 3.1 shows a human egg cell and a human sperm cell.(a) (i) What is the name given to the release of eggs from the ovary?.............................

2010 Summer

3

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

(a) (i) State the name of the gas exchange surface in humans. ...........................................................................................

2022 Spring

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

(a) Fig. 2.1 is a photomicrograph showing the fertilisation of one human egg cell. [Image_1: Photomicrograph of fertilisation with label 'sperm']Descr...

2022 Spring

1

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

(a) A scientist investigated the effect of temperature on the mass of leaves picked from a tea plant, *Camellia sinensis*.• Three samples of leaves ...

2022 Spring

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

(a) Fig. 4.1 is a diagram of Vibrio cholerae, the bacterium that causes cholera. (i) Describe two similarities and two differences between a palisade ...

2022 Spring

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The Arabian oryx and the northern white rhinoceros are both mammals.Fig. 5.1 is a photograph of an Arabian oryx. Fig. 5.2 is a photograph of a norther...

2022 Spring

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

(a) Complete Table 6.1 to show the names, functions and sites of action of the three different digestive enzymes.Table 6.1| name of enzyme | function ...

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

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which diagram shows a flower from a monocotyledon?

2022 Summer

1

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?

2022 Summer

1

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a cross-section through a leaf. Which label shows a tissue?

2022 Summer

1