Theory

CH4 - BIOLOGICAL MOLECULES

Fig. 2.1 is a diagram of the alimentary canal.(a) Table 2.1 shows some of the processes that occur in the alimentary canal.Use the letters in Fig. 2.1...

2017 Summer

3

Theory

CH4 - BIOLOGICAL MOLECULES

Nervous coordination uses specialised cells called neurones.Fig. 2.1 is a diagram showing three neurones.(a) State the name of the type of neurone lab...

2019 Winter

2

Theory

CH4 - BIOLOGICAL MOLECULES

(a) (i) The box on the left shows the beginning of a sentence.The boxes on the right show some sentence endings.Draw two straight lines from ‘Excret...

2020 Winter

2

Theory

CH4 - BIOLOGICAL MOLECULES

One type of nuclear division produces genetically identical cells.(a) State the name and one role of the type of nuclear division that produces geneti...

2022 Summer

2

Theory

CH4 - BIOLOGICAL MOLECULES

(a) Large molecules are made from smaller molecules.State the name of the \textbf{two} small molecules that make fats and oils.1 ........................

2022 Winter

2

MCQ

CH4 - BIOLOGICAL MOLECULES

The diagram shows two food molecules before and after they have been digested by enzymes. What identifies the products of fat digestion?

2013 Winter

3

MCQ

CH4 - BIOLOGICAL MOLECULES

Four foods were tested forfat (using ethanol),protein (using the biuret test),reducing sugar (using Benedict’s solution),starch (using iodine soluti...

2009 Summer

2

MCQ

CH4 - BIOLOGICAL MOLECULES

Four foods were tested for each of the following nutrients: fat (using ethanol);protein (using the biuret test);reducing sugar (using Benedict’s sol...

2013 Winter

1

MCQ

CH4 - BIOLOGICAL MOLECULES

A student set up a test-tube containing starch, water and amylase. How could the student test whether the amylase had digested all the starch?

2013 Summer

2

MCQ

CH4 - BIOLOGICAL MOLECULES

A human cell contains a length of DNA that carries the code for making which substance?

2013 Summer

1

Theory

CH7 - HUMAN NUTRITION

Fig. 1.1 is a diagram of the alimentary canal and associated organs.(a) State the letter from Fig. 1.1 that identifies the part where:alcohol is broke...

2021 Spring

2

Theory

Heart Rate and Pulse Rate

(a) Different age groups of people, in one area, were asked about their tobacco smoking habits. Fig. 2.1 is a graph that shows the percentage of peop...

2021 Spring

1

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

(a) A scientist found that chuckwallas were also eaten by coyotes.Draw an arrow on Fig. 3.1 to show this information. [1](b) Table 3.1 shows some of t...

2021 Spring

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

(a) Fig. 4.1 is a diagram of a plant cell.Identify the parts of the plant cell in Fig. 4.1 by labelling them in the spaces provided, using words from ...

2021 Spring

2

Theory

CH6 - PLANT NUTRITION

(a) A student investigated the effect of the concentration of carbon dioxide on the rate of photosynthesis in an aquatic plant.Table 5.1 shows the res...

2021 Spring

2

Theory

CH12 - RESPIRATION

(a) The box on the left contains the term `Anaerobic respiration`.The boxes on the right show some sentence endings.Match the box on the left to three...

2021 Spring

1

Theory

CH9 - TRANSPORT IN ANIMALS

(a) Fig. 7.1 is a diagram of the circulatory system.[Image_1: Fig. 7.1](i) State the names of the blood vessels labelled A, C and E in Fig. 7.1.A .......

2021 Spring

1

Theory

CH16 - REPRODUCTION

(a) Menstruation is the monthly loss of the lining of the uterus.The age, in years, when the first menstruation occurred was recorded for one area.Tab...

2021 Spring

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

What is a characteristic of all living organisms?

2021 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The scientific names of some animals are listed.1. _Camelus dromedarius_2. _Camelus ferus_3. _Equus ferus_4. _Struthio camelus_Which animals are in th...

2021 Summer

1