Theory

CH13 - EXCRETION IN HUMANS

(a) Why do most waste products of metabolism have to be removed from the body?...........................................................................

2009 Summer

2

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State what is meant by the term excretion........................................................................................................

2012 Winter

2

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State what is meant by the term excretion........................................................................................................

2012 Winter

2

Theory

CH13 - EXCRETION IN HUMANS

(a) The kidney is an excretory organ. Name two other excretory organs in humans and in each case state a substance that the organ excretes.1. organ......

2010 Winter

2

Theory

CH13 - EXCRETION IN HUMANS

(a) Define the term excretion............................................................................................................................

2013 Summer

3

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State three uses of water in the human body.1 ...................................................................................................

2013 Summer

3

Theory

CH13 - EXCRETION IN HUMANS

Fig. 6.1 shows a human kidney and the ureter attached to it.(a) Two other tubes are attached to the kidney, but are not shown on Fig. 6.1.Name these t...

2015 Winter

3

Theory

CH13 - EXCRETION IN HUMANS

Fig. 3.1 shows the excretory system in a human male.(a) Table 3.1 shows five functions of parts of the excretory system. Complete the table by:naming ...

2015 Summer

3

Theory

CH13 - EXCRETION IN HUMANS

Water is an important part of a balanced diet.(a) State three other components of a balanced diet.1 .....................................................

2017 Winter

1

Theory

CH13 - EXCRETION IN HUMANS

(a) (i) State the name of the organ that produces urea...................................................................................................

2017 Winter

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

(a) Identify the structure in the cell that contains the genetic material.Label this structure on Fig. 1.1 by stating its name in the space provided a...

2022 Spring

2

Theory

CH16 - REPRODUCTION

(a) Fig. 2.1 is a diagram of the male reproductive system in humans. The boxes on the left show the letters in Fig. 2.1 that identify parts of the mal...

2022 Spring

3

Theory

CH9 - TRANSPORT IN ANIMALS

(a) Fig. 3.1 is a diagram of a section through a human heart. (i) Draw the letter X on Fig. 3.1 to show the position of the septum. [1](ii) State the ...

2022 Spring

3

Theory

CH12 - RESPIRATION

(a) A student investigated aerobic respiration in an arthropod.Fig. 4.1 shows the apparatus the student used.The potassium hydroxide solution removed ...

2022 Spring

4

Theory

CH6 - PLANT NUTRITION

(a) Fig. 5.1 is a drawing of part of a cross-section of a leaf. (i) Complete Table 5.1 by stating the names of the parts labelled in Fig. 5.1.Table 5....

2022 Spring

2

Theory

CH5 - ENZYMES

(a) A researcher investigated the effect of temperature on two different biological washing powders, A and B. Two identical pieces of clothing were s...

2022 Spring

1

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

(a) Scientists recorded the percentage of endangered species in each of the five groups of vertebrates, in 2000 and 2011. Fig. 7.1 shows the results....

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

1

MCQ

Biological Classification System and Evolutionary Relationships

The horse, Equus ferus, and the donkey, Equus asinus, are able to interbreed. The offspring they produce is called a mule. Which statement is correct...

2022 Summer

2

MCQ

Animal Kingdom - Arthropods and Vertebrates

The diagram shows an organism. Which type of arthropod is this organism?

2022 Summer

4