Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

Fig. 2.1 shows part of the nitrogen cycle.(a) Name the processes A and B shown in Fig. 2.1.A ............................................................

2011 Summer

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

The diagram shows a food web.Which of the following is a food chain in this web?A. grass → rabbits → eagleB. grass → voles → eagleC. rabbit fl...

2011 Summer

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

The diagram shows part of the carbon cycle.[Image]Which process is taking place at X?A combustionB decompositionC photosynthesisD respiration

2011 Summer

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

The diagram shows part of the water cycle.Which arrow represents condensation?

2011 Summer

1

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

Some bacteria were grown in a nutrient solution over a period of two weeks. The graph shows how the population of bacteria changed during this time.Wh...

2011 Summer

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

In a particular habitat, hyaenas eat antelopes and grass is eaten by antelopes.What is the source of energy for the grass?A antelopesB carbon dioxid...

2011 Summer

1

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

Which process forms part of both the carbon and water cycles?A condensationB fossilisationC photosynthesisD transpiration

2012 Winter

1

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

The diagram shows a food chain. mahogany tree \rightarrow caterpillar \rightarrow small bird \rightarrow owl In this food chain, which population ha...

2012 Winter

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

The diagram shows a food chain.A disease reduced the number of consumer 2.What effect would this be likely to have on the numbers of consumer 1 and co...

2009 Summer

2

Theory

CH19 - ORGANISMS AND THEIR ENVIRONMENT

The diagram shows a food web near a sea shore. Which animals have the most varied food, as shown in this food web?A crabsB limpetsC lobstersD seagulls

2012 Winter

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows a leaf on a plant.Which characteristic of life is represented by this diagram?

2019 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

The diagram shows how _Homo sapiens_ (modern people) could have evolved from earlier ancestors.Which statement about modern people and their ancestors...

2019 Summer

1

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The photomicrograph shows part of an animal cell.What is the structure labelled X?

2019 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which features are possessed by all plant cells? [Table_1]

2019 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows part of the skin. What is the correct level of organisation for the skin?

2019 Summer

2

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The diagram shows a test-tube containing clear jelly. A drop of blue ink is injected into the middle of the jelly.The blue colour of the ink spreads t...

2019 Summer

1

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

The apparatus shown was set up. Some hours later, the water in the beaker had turned blue, and the liquid in the glass tube had moved upwards.Which pr...

2019 Summer

2

MCQ

CH4 - BIOLOGICAL MOLECULES

Four solutions were tested to see whether they contained protein, starch or glucose.The colours of the solutions after the tests are recorded in the t...

2019 Summer

2

MCQ

CH4 - BIOLOGICAL MOLECULES

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

2019 Summer

2

MCQ

CH5 - ENZYMES

The diagrams show a protease enzyme catalysing the breaking of part of a protein molecule into smaller pieces.Which diagram has three correct labels?

2019 Summer

2