Theory

CH9 - TRANSPORT IN ANIMALS

The diagram shows the human heart.Which two chambers contract at the same time?A W and X B W and Z C X and Z D X and Y

2009 Summer

2

Theory

CH9 - TRANSPORT IN ANIMALS

How often must a blood cell in the renal artery pass through the heart before it again reaches the renal artery?A. onceB. twiceC. three timesD. four t...

2010 Winter

2

Theory

CH9 - TRANSPORT IN ANIMALS

The diagram represents some human organs and their blood vessels.Immediately after taking an alcoholic drink, how would the levels of alcohol compare ...

2012 Winter

2

Theory

CH9 - TRANSPORT IN ANIMALS

The diagram shows some parts from the blood of a mammal. Which part would contain the breakdown products of bacterial cells?

2011 Summer

2

Theory

CH9 - TRANSPORT IN ANIMALS

Which describes the structure and function of a red blood cell?[Table_1]structurefunctionAcell contents are deadtransport of waterBhas a nucleusproduc...

2011 Summer

1

Theory

CH9 - TRANSPORT IN ANIMALS

(a) Suggest how lymph is moved in the lymph vessels. (b) After a meal rich in fatty foods, the lymph leaving the ileum is full of fat droplets. Expl...

2010 Winter

2

Theory

CH9 - TRANSPORT IN ANIMALS

Heart surgeons may stop the heart beating during operations. While this happens blood is pumped through a heart-lung machine that oxygenates the blood...

2011 Winter

1

Theory

CH9 - TRANSPORT IN ANIMALS

Which diagram shows the human double circulatory system? A heart B heart C heart D heart

2012 Summer

3

Theory

CH9 - TRANSPORT IN ANIMALS

Proteins in the blood are involved in protection of the body.Three proteins found in the blood are• antibodies• thrombin• fibrinogen(a) (i) Name...

2011 Winter

1

Theory

CH9 - TRANSPORT IN ANIMALS

What describes the aortic (semi-lunar) and bicuspid (mitral) heart valves when the left ventricle is relaxing?[Table_1]Table 1:| | aortic valv...

2009 Winter

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which characteristic is shown when a person smells a gas in the air?A excretionB movementC respirationD sensitivity

2011 Summer

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows four arthropods.[Image_1: Four illustrations labeled Pediculus ×20, Anopheles ×10, Dermacentor ×7, Carcinus ×0.5]How many of the...

2011 Summer

1

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

An organism has dry scales covering its body. To which vertebrate group does it belong? A: amphibian B: fish C: mammal D: reptile

2011 Summer

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows an animal. Use the key to identify the animal.1 has legs .......................... go to 2 has no legs ...................... go ...

2011 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows four specialised cells.Which feature is not common to all of these cells?A. cell membraneB. cytoplasmC. diploid number of chromosome...

2011 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a plant cell.Which labelled structures are found in plant cells but not in animal cells?A P and QB Q and RC R and SD S and T

2011 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows another plant cell.Which feature shows that it is a palisade cell?A a large nucleusB a large vacuoleC a thick cell wallD many chloro...

2011 Summer

2

Theory

CH6 - PLANT NUTRITION

Which structures are adapted for supporting a plant?A. phloem tissuesB. root hair cellsC. stomataD. xylem vessels

2011 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which describes the structure and function of a red blood cell? [Table_1]

2011 Summer

2

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

Boiling potatoes destroys their cell membranes. A peeled, boiled potato strip is placed in a concentrated solution of salts.What takes place?[Table_1]...

2011 Summer

2