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

1

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

Which characteristic do all living organisms show?

2017 Summer

1

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows some animal cells, as seen under the microscope. What will be present at X?

2017 Summer

2

MCQ

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Each of the diagrams shows an area of cytoplasm.Which is from a prokaryote?

2017 Summer

2

MCQ

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a section through a root.What are the levels of organisation of the labelled structures?

2017 Summer

2

MCQ

CH3 - MOVEMENT IN AND OUT OF CELLS

Which characteristics are correct for both osmosis and diffusion? [Table_1]

2017 Summer

2

MCQ

CH20 - BIOTECHNOLOGY AND GENETIC ENGINEERING

Which diagram shows the structure of DNA?

2017 Summer

2

MCQ

CH5 - ENZYMES

The graph shows how enzyme activity is affected by temperature. How can the change in activity between 40°C and 55°C be explained?

2017 Summer

3

MCQ

CH12 - RESPIRATION

Four test-tubes are set up as shown. Which test-tube contains the most carbon dioxide after one hour?

2017 Summer

3

MCQ

CH12 - RESPIRATION

The graph shows daily carbon dioxide uptake and transpiration by the plant *Agave americana*. The plant is adapted to live in very dry conditions. ...

2017 Summer

3

MCQ

CH6 - PLANT NUTRITION

In plants, which ions are used to make amino acids?

2017 Summer

2