Theory

CH7 - HUMAN NUTRITION

What is the optimum pH for stomach protease? A. pH 2 B. pH 7 C. pH 9 D. pH 12

2009 Summer

Theory

CH7 - HUMAN NUTRITION

The diagram shows part of a starch molecule.Which diagram shows this molecule after it has been completely digested?A B C D

2009 Summer

Theory

CH7 - HUMAN NUTRITION

The graph shows the relationship between age and weight for boys and girls. At what age does the graph show that girls are heavier than boys? A 3 B...

2009 Summer

Theory

CH7 - HUMAN NUTRITION

Fig. 2.1 shows a villus from the small intestine of a mammal and an enlarged view of a cell from region A.(a) Name regions A, B and C.A .................

2009 Winter

Theory

CH7 - HUMAN NUTRITION

Fig. 2.1 shows a villus from the small intestine of a mammal and an enlarged view of a cell from region A. (a) Name regions A, B and C. A ............

2009 Winter

Theory

CH7 - HUMAN NUTRITION

Which condition can sometimes be prevented by eating plenty of fresh fruit and vegetables?A. bleeding gumsB. brittle bonesC. diabetesD. soft bones

2010 Summer

Theory

CH7 - HUMAN NUTRITION

Which condition can sometimes be prevented by eating plenty of fresh fruit and vegetables?A) bleeding gumsB) brittle bonesC) diabetesD) soft bones

2010 Summer

Theory

CH7 - HUMAN NUTRITION

Which condition can sometimes be prevented by eating plenty of fresh fruit and vegetables?A. bleeding gumsB. brittle bonesC. diabetesD. soft bones

2010 Summer

Theory

CH7 - HUMAN NUTRITION

What does the digestion of starch produce?A. fatty acidsB. glucoseC. mineral saltsD. water

2010 Winter

Theory

CH7 - HUMAN NUTRITION

Which type of tooth is used for crushing food?

2010 Winter

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

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

2022 Spring

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

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

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

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

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

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

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which diagram shows a flower from a monocotyledon?

2022 Summer

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

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

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

2022 Summer