Food and Energy – Check Test

Questions 1, 2, 3 and 4 refer to the information below which is the analysis of a cheese

and tomato sandwich and a drink.

Foodstuff	Total weight in grams (g)	Energy released in kJ per 10g food	g Protein per 10g food	g Fat per 10g food
A	80	100	0.8	0.1
B	50	150	2.5	3.5
C	10	350	0.0	8.5
D	90	6	0.1	0.0
drink	300	0	0.0	0.0

1. Which foodstuff is the tomato?

2. Which foodstuff is the butter?

3. Which foodstuff is the cheese?

4. The drink in the above snack is

A black coffee

B white coffee

C tea with milk

D tea with sugar

Questions 5, 6, 7 and 8 refer to the following experiments where, in each case, an attempt was made

to measure the number of kilojoules given out by 1 gram of peanut.

5. The apparatus used in experiment Y is called a

A calibrator.

B centrifuge.

C calorimeter.

D clinostat.

6. Which of the following has been omitted from the diagram of experiment Y?

A chimney

B ignitor

C stirrer

D thermometer

7. Which of the numbered structures in the diagram of experiment Y

does NOT help to prevent the escape of heat energy?

A 1

B 2

C 3

D 4

8. Which of the following is true in BOTH experiments?

A One gram of peanut releases several kilojoules of energy.

B Only a little heat energy escapes from the apparatus.

C All of the peanut’s energy is converted into heat.

D The heat is evenly spread throughout the water.