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

CH13 - EXCRETION IN HUMANS

Which process removes the waste products of metabolism from the body? A. excretion B. nutrition C. reproduction D. respiration

2009 Summer

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

According to the binomial system, how should a human be named?A \, \textit{Homo Sapiens}B \, \textit{Homo sapiens}C \, \textit{homo Sapiens}D \, \text...

2009 Summer

1

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which leaf comes from a monocotyledonous plant?[Image_1: A, B, C, D are images of different leaf types]

2009 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a palisade cell from a leaf. Which labelled structure produces oxygen?

2009 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structure contains genes? A. the cell membrane of an animal cell B. the cytoplasm of an animal cell C. the nucleus of a plant cell D. the vacuol...

2009 Summer

1

Theory

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? A W and X B ...

2009 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows some cells from the lining of the trachea (windpipe) in the respiratory tract.What is the function of the structures labelled X?A ab...

2009 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structures contain a cell nucleus?[Table: | | red blood cell | root hair cell | xylem vessel ||--------|----------------|----------------...

2009 Summer

2

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

Which diagram shows the appearance of a plant cell several minutes after it has been placed in a concentrated solution of sugar?

2009 Summer

1

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

The dots represent molecules of a gas in four tubes at the beginning of an experiment.In which tube will more molecules move from X to Y than in the o...

2009 Summer

1