Multiple Choice (science nº2)

1

Which part of a plant cell is formed from cellulose?

1

An experiment is set up as shown.

After several hours, the water turns blue.

Which process causes this colour change to take place?

1

The enzyme catalase is found in liver cells. A cube of boiled liver and a cube of raw liver are
added to solutions of hydrogen peroxide.

Which shows the result of this experiment?

1

Which two chemical substances are required for photosynthesis?

1

The blockage of which blood vessel causes a heart attack?

1

The flow chart shows a green leaf being tested for the presence of starch.

What are substances 1, 2, 3 and 4?

1

The diagram shows a section through the female reproductive system.

Where is the fertilised ovum implanted?

1

A potato is cut into two portions, X and Y. Both portions produce shoots that grow into new
plants.

Which statement about the two new plants is not true?

1

The diagram shows a food web for a lake.

The diagram shows a food web for a lake.

1

Which procedure would reduce soil erosion?

1

Which method of separation can be used to obtain pure water from aqueous potassium chloride?

1

Which diagrams correctly show the displayed formula of ammonia and of carbon dioxide?

1

Which metal reacts dangerously when added to dilute sulphuric acid?

1

The diagram shows a razor used in shaving.

Why is the razor made of stainless steel and not pure iron?

1

Some calcium carbonate and hydrochloric acid start to react. Water is then added to the reaction
mixture.

What happens to the speed of the reaction?

1

The apparatus shown is set up.

The crucible needs to be heated for the bulb to give out light.

Why is heat needed?

1

Why is water often used to extinguish fires?

1

Some liquid is heated in a flask.

The diagrams show the height of the liquid in the tube when the liquid is cold and when it is hot.

What is the difference in the heights?

1

The speed-time graph shown is for a bus travelling between stops.

Where on the graph is the acceleration of the bus the greatest?

1

The circuit of a motor racing track is 3 km in length. In a race, a car goes 25 times round the
circuit in 30 minutes.

What is the average speed of the car?

1

The diagram shows a transformer connected to a 240 V a.c. supply.

What is the potential difference across the secondary coil of the transformer?

1

There are three types of emission from radioactive substances.

Which types carry an electric charge?

1

The device X in this circuit is designed to cut off the electricity supply if too much current flows.

What is device X?

1

A heater is placed in a room.

Which diagram shows the movement of air as the room is heated?

1

SCIENCE 0653/1

Multiple Choice (science nº2)

Which part of a plant cell is formed from cellulose?

An experiment is set up as shown. After several hours, the water turns blue. Which process causes this colour change to take place?

The enzyme catalase is found in liver cells. A cube of boiled liver and a cube of raw liver are added to solutions of hydrogen peroxide. Which shows the result of this experiment?

Which two chemical substances are required for photosynthesis?

The blockage of which blood vessel causes a heart attack?

The flow chart shows a green leaf being tested for the presence of starch. What are substances 1, 2, 3 and 4?

The diagram shows a section through the female reproductive system. Where is the fertilised ovum implanted?

A potato is cut into two portions, X and Y. Both portions produce shoots that grow into new plants. Which statement about the two new plants is not true?

The diagram shows a food web for a lake. The diagram shows a food web for a lake.

Which procedure would reduce soil erosion?

Which method of separation can be used to obtain pure water from aqueous potassium chloride?

Which diagrams correctly show the displayed formula of ammonia and of carbon dioxide?

Which metal reacts dangerously when added to dilute sulphuric acid?

The diagram shows a razor used in shaving. Why is the razor made of stainless steel and not pure iron?

Some calcium carbonate and hydrochloric acid start to react. Water is then added to the reaction mixture. What happens to the speed of the reaction?

The apparatus shown is set up. The crucible needs to be heated for the bulb to give out light. Why is heat needed?

Why is water often used to extinguish fires?

Some liquid is heated in a flask. The diagrams show the height of the liquid in the tube when the liquid is cold and when it is hot. What is the difference in the heights?

The speed-time graph shown is for a bus travelling between stops. Where on the graph is the acceleration of the bus the greatest?

The circuit of a motor racing track is 3 km in length. In a race, a car goes 25 times round the circuit in 30 minutes. What is the average speed of the car?

An experiment is set up as shown.

After several hours, the water turns blue.

Which process causes this colour change to take place?

The enzyme catalase is found in liver cells. A cube of boiled liver and a cube of raw liver are
added to solutions of hydrogen peroxide.

Which shows the result of this experiment?

The flow chart shows a green leaf being tested for the presence of starch.

What are substances 1, 2, 3 and 4?

The diagram shows a section through the female reproductive system.

Where is the fertilised ovum implanted?

A potato is cut into two portions, X and Y. Both portions produce shoots that grow into new
plants.

Which statement about the two new plants is not true?

The diagram shows a food web for a lake.

The diagram shows a food web for a lake.

The diagram shows a razor used in shaving.

Why is the razor made of stainless steel and not pure iron?

Some calcium carbonate and hydrochloric acid start to react. Water is then added to the reaction
mixture.

What happens to the speed of the reaction?

The apparatus shown is set up.

The crucible needs to be heated for the bulb to give out light.

Why is heat needed?

Some liquid is heated in a flask.

The diagrams show the height of the liquid in the tube when the liquid is cold and when it is hot.

What is the difference in the heights?

The speed-time graph shown is for a bus travelling between stops.

Where on the graph is the acceleration of the bus the greatest?

The circuit of a motor racing track is 3 km in length. In a race, a car goes 25 times round the
circuit in 30 minutes.

What is the average speed of the car?

The diagram shows a transformer connected to a 240 V a.c. supply.

What is the potential difference across the secondary coil of the transformer?

There are three types of emission from radioactive substances.

Which types carry an electric charge?

The device X in this circuit is designed to cut off the electricity supply if too much current flows.

What is device X?

A heater is placed in a room.

Which diagram shows the movement of air as the room is heated?

The diagram shows an experiment to find the density of a liquid.

What is the density of the liquid?