Theory

CH7 - HUMAN NUTRITION

Fig. 1.1 shows part of the human digestive system.(a) On Fig. 1.1, label the gall bladder, the oesophagus and the pancreas.Use label lines and the wor...

2010 Winter

Theory

CH7 - HUMAN NUTRITION

(a) Micronutrients are food materials that are only needed in very small quantities in the human diet.Draw one straight line from each micronutrient t...

2009 Winter

Theory

CH7 - HUMAN NUTRITION

(a) Enzyme activity is vital in human digestion. Complete Table 4.1 by choosing appropriate words from the list. amino acids amylase cellulose fatty...

2009 Winter

Theory

CH7 - HUMAN NUTRITION

(a) (i) State what is meant by the term \textit{balanced diet}...........................................................................................

2011 Summer

1

Theory

CH7 - HUMAN NUTRITION

Table 9.1 shows the percentage of the main types of foods in the diet of two teenage girls. One girl lives in Great Britain and the other girl in sub-...

2012 Winter

Theory

CH7 - HUMAN NUTRITION

Fig. 9.1 shows the human digestive system and associated organs.(a) Use letters from Fig. 9.1 to identify the structures described.Each letter may be ...

2011 Winter

1

Theory

CH7 - HUMAN NUTRITION

(a) Table 2.1 gives the daily energy requirements of some different people.[Table_1](i) Suggest two reasons for the difference in energy needed by the...

2011 Summer

Theory

CH7 - HUMAN NUTRITION

Table 9.1 shows the percentage of the main types of foods in the diet of two teenage girls. One girl lives in Great Britain and the other girl in sub-...

2012 Winter

Theory

CH7 - HUMAN NUTRITION

Fig. 7.1 shows three different types of teeth from a human.[Image_1: Fig. 7.1](a) (i) Name the types of teeth labelled A and B.A ........................

2010 Summer

Theory

CH7 - HUMAN NUTRITION

Fig. 4.1 shows the cycling of phosphate ions in living organisms and the environment.[Image_1: Fig. 4.1](a) Phosphate ions are often in limited supply...

2011 Winter

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

(a) Fig. 1.1 shows six species of reptiles.[Image_1: Fig. 1.1](i) Use the key to identify each species. Write the letter of each species (A–F) in th...

2020 Spring

Theory

CH11 - GAS EXCHANGE IN HUMANS

(a) A class of students measured their breathing rates during different activities. Average breathing rates for the class were calculated. Student A c...

2020 Spring

Theory

CH17 - INHERITANCE

(a) The length of hair in cats is controlled by a single gene.• The allele for short hair is dominant – $H$• The allele for long hair is recessi...

2020 Spring

Theory

CH16 - REPRODUCTION

(a) A study estimated the percentage effectiveness of different types of birth control. Table 4.1 shows examples of four different categories of birth...

2020 Spring

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

(a) Fig. 5.1 is a photograph of a giant panda. State the name of the vertebrate group that giant pandas belong to. ...................................

2020 Spring

Theory

CH8 - TRANSPORT IN PLANTS

(a) Complete the definition of the term transpiration. Transpiration is the loss of water vapour from plant leaves by ...................................

2020 Spring

Theory

CH7 - HUMAN NUTRITION

(a) Fig. 7.1 is a diagram of the alimentary canal and associated organs. The boxes on the left show the letters on Fig. 7.1.The boxes in the middle sh...

2020 Spring

Theory

CH21 - HUMAN INFLUENCES ON ECOSYSTEMS

(a) The box on the left contains the phrase ‘intensive livestock farming’.The boxes on the right contain some sentence endings.Draw two lines from...

2020 Spring

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows what happened in an experiment with plant seedlings. Which characteristic of living things made the seedlings grow towards the lig...

2020 Summer

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

A rat has the scientific name Rattus rattus.What do the two parts of this name refer to?

2020 Summer