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

Theory

CH13 - EXCRETION IN HUMANS

Which process removes the waste products of metabolism from the body? A. excretion B. nutrition C. reproduction D. respiration

2009 Summer

2

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

According to the binomial system, how should a human be named?A \, \textit{Homo Sapiens}B \, \textit{Homo sapiens}C \, \textit{homo Sapiens}D \, \text...

2009 Summer

1

Theory

CH1 - CHARACTERISTICS AND CLASSIFICATION OF LIVING ORGANISMS

Which leaf comes from a monocotyledonous plant?[Image_1: A, B, C, D are images of different leaf types]

2009 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a palisade cell from a leaf. Which labelled structure produces oxygen?

2009 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structure contains genes? A. the cell membrane of an animal cell B. the cytoplasm of an animal cell C. the nucleus of a plant cell D. the vacuol...

2009 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows a cross section through two guard cells of a leaf. Which labelled structures would also be found in an animal cell? A W and X B ...

2009 Summer

2

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

The diagram shows some cells from the lining of the trachea (windpipe) in the respiratory tract.What is the function of the structures labelled X?A ab...

2009 Summer

1

Theory

CH2 - ORGANIZATION AND MAINTENANCE OF THE ORGANISM

Which structures contain a cell nucleus?[Table: | | red blood cell | root hair cell | xylem vessel ||--------|----------------|----------------...

2009 Summer

2

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

Which diagram shows the appearance of a plant cell several minutes after it has been placed in a concentrated solution of sugar?

2009 Summer

1

Theory

CH3 - MOVEMENT IN AND OUT OF CELLS

The dots represent molecules of a gas in four tubes at the beginning of an experiment.In which tube will more molecules move from X to Y than in the o...

2009 Summer

1