Theory

CH12 - RESPIRATION

Which substances are formed during anaerobic respiration in animals and yeast?[Table_1]| | animals | yeast ...

2009 Summer

2

Theory

CH12 - RESPIRATION

What is produced by anaerobic respiration in a muscle?[Table_1]A | lactic acid: ✓ | carbon dioxide: ✓B | lactic acid: ✓ | carbon dioxide: ✗C...

2012 Winter

1

Theory

CH12 - RESPIRATION

Four test-tubes were set up as shown in the diagram and left in full sunlight. After several hours, which test-tube would contain the most dissolved c...

2012 Winter

2

Theory

CH12 - RESPIRATION

Which statement about respiration is not correct?A. All living cells respire.B. Heat is always produced.C. Plants respire in the light and in the dark...

2011 Summer

2

Theory

CH12 - RESPIRATION

Yeast, warm water and substance Z were put into a test-tube. The apparatus was then set up as shown. After a while, the lime water began to go cloudy....

2010 Winter

3

Theory

CH12 - RESPIRATION

(a) State, using chemical symbols, the equation for aerobic respiration. ................................................................................

2011 Winter

4

Theory

CH12 - RESPIRATION

Fig. 2.1 shows a person sitting in a room. A thermometer shows the temperature of the room. (a) Give three uses of energy in the body of the person...

2011 Summer

3

Theory

CH12 - RESPIRATION

The table shows some of the features of respiration.Which row is correct for anaerobic respiration?[Table_1]| | energy remaining in produ...

2010 Summer

2

Theory

CH12 - RESPIRATION

Four words are shown below.alcohol anaerobic sugar yeastThese words can be used in the spaces P, Q, R and S to complete the sentence below.�...

2010 Summer

1

Theory

CH12 - RESPIRATION

Which process depends on energy from respiration?A. diffusionB. osmosisC. peristalsisD. photosynthesis

2012 Summer

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