Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

Fig. 6.1 represents the carbon cycle.(a) (i) Name the process labelled A on Fig. 6.1.....................................................................

2010 Winter

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

Fig. 4.1 shows the water cycle.(a) (i) The arrows labelled $P$ represent evaporation. Which type of energy is needed for this process?...................

2009 Summer

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

(a) A small population of rabbits was introduced to an island where rabbits had never lived before.Fig. 7.1 shows the change in the size of the rabbit...

2012 Summer

1

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

Fig. 5.1 shows a carbon cycle.(a) (i) Name the process represented by arrow A............................................................................

2012 Winter

1

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

Rabbits are primary consumers. Fig. 5.1 shows changes in the population of rabbits after a small number were released on an island where none had prev...

2009 Winter

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

Fig. 9.1 shows a food web.(a) Explain the difference between a food web and a food chain.................................................................

2012 Winter

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

(a) (i) In the space below draw a food chain consisting of four organisms. The organisms must be part of the food web in Fig. 7.1. (ii) Explain what i...

2009 Winter

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

Small insect-eating birds are feeding on the caterpillars that are eating the leaves of a tree. A pair of sparrow hawks is hunting for small birds to ...

2012 Summer

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

Fig. 5.1 shows a food web that is part of an ecosystem in the Amazon rainforest. (a) (i) Explain why the whole food web depends on the producers such ...

2012 Winter

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

(a) Fig. 6.1 shows the flow of some of the energy through a food chain in an ocean.Fig. 6.1About 1% of the light energy reaching the ocean is converte...

2011 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Some yeast, sugar, and water are mixed in a test-tube. The diagrams show the test-tube at the start and after one hour. Which process causes this chan...

2016 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which name is given to a group of individuals that can reproduce to produce fertile offspring?

2016 Summer

3

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Use the key to identify the animal shown in the diagram.

2016 Summer

3

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which row matches the cell membrane and cell wall of a palisade cell to their functions? [Table_1]

2016 Summer

7

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

In a plant, what is formed by a group of xylem vessels?

2016 Summer

3

MCQ

CH8 - TRANSPORT IN PLANTS

What are the functions of xylem vessels?[Table_1] showing the functions: absorption, conduction, photosynthesis, support with options A, B, C, D.

2016 Summer

3

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

Active transport is the movement of

2016 Summer

4

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The diagram shows an experiment to demonstrate the movement of molecules. After one hour, the water in the beaker turned red.What is the most likely r...

2016 Summer

3

MCQ

CH4 - BIOLOGICAL MOLECULES

Small molecules are used as the basic units in the synthesis of large food molecules. Which statement is correct?

2016 Summer

6

MCQ

CH5 - ENZYMES

Which graph shows the effect of temperature on the activity of an enzyme?

2016 Summer

5