Theory

CH7 - HUMAN NUTRITION

(a) Label the structures shown in Fig. 1.1. Write the labels in the boxes in Fig. 1.1. (b) Suggest the role of the muscle tissue shown in the villus i...

2011 Summer

1

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

1

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

1

Theory

CH7 - HUMAN NUTRITION

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

2010 Winter

1

Theory

CH7 - HUMAN NUTRITION

Which type of tooth is used for crushing food?

2010 Winter

1

Theory

CH7 - HUMAN NUTRITION

The diagram shows a type of tooth.[Image_1: Diagram of a tooth showing crown and root]Use the key to identify the tooth.1. double rooted tooth ..........

2010 Winter

2

Theory

CH7 - HUMAN NUTRITION

The table shows vitamin and mineral salt content of four foods.[Table_1]Which foods would stop a person from suffering from anaemia (lack of haemoglob...

2010 Winter

2

Theory

CH7 - HUMAN NUTRITION

A child decided to eat only meat, oily fish, cheese and bread, and drink only water. Which nutrient would be in low levels in this diet? A. calcium ...

2012 Winter

2

Theory

CH7 - HUMAN NUTRITION

What has \textit{not} increased the world’s food production in the last 100 years?A artificial selectionB herbicidesC natural selectionD pestici...

2012 Winter

2

Theory

CH7 - HUMAN NUTRITION

The diagram shows blood vessel P which carries digested food from the small intestine to the liver.Which row describes the level of glucose in blood v...

2010 Winter

5

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

What is defined as the chemical reactions that break down food molecules in cells to release energy?A excretionB movementC nutritionD respiration

2010 Summer

1

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows an arthropod animal. Which features are characteristic of all arthropods?A. jointed legs and segmented bodyB. jointed legs and thora...

2010 Summer

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows a section through a flower.Using the key, identify this flower.1. sepals present .................................................. ...

2010 Summer

3

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which row shows the most likely number of chloroplasts in three types of cell in a leaf?[Table_1]

2010 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows some liver cells as they appear under the microscope. How many cell walls can be seen?A 0 B 2 C 3 D 5

2010 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which row shows the structures present in plant and animal cells?[Table_1: | | cell wall | cytoplasm | nucleus | cell membrane ||--------|-----...

2010 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structure is at a different level of organisation from the other three?A) kidneyB) liverC) neuroneD) testis

2010 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which diagram shows one organ only?[Image_1 with diagrams labeled A, B, C, D]

2010 Summer

2

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

On a dry, sunny day, how does water vapour move through the stomata of a leaf?A. into the leaf by diffusionB. into the leaf by osmosisC. out of the le...

2010 Summer

1

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

The diagram shows an experiment using a potato.Which shows the result of the experiment after 24 hours?ABCD

2010 Summer

1