Grade Six Science

Hello Boys and Girls,

How was your past week? How have you been coping with being at home all the time? Remember that this is happening to millions of boys and girls all over the world. Let us pray that this situation will come to an end. It will take some time and we must all play our part. Name at least three of the very important things we must do to avoid the novel coronavirus.

Last week we had fifteen questions to answer. I am sure that you did well. Let’s check the answers.

1. C

2. B

3. C

4. A

5. C

6. B

7. A

8. B

9. C

10. A

11. B

12. A

13. C

14. D

15. C

Do remember to rate yourselves as you did in the previous weeks.

This week we will do fifteen (15) practice questions then you will receive a few topics.

1. Sometimes people who are cold rub their hands together so that they can increase their

(a) body temperature.

(c) blood pressure. (b) pulse rate.

(d) rate of breathing.

2. The colour seen when iodine is placed on starchy foods is (a) purple. (b) brown.

(c) red. (d) blue-black.

3. The special process of removing germs from milk is called (a) condensation. (b) evaporation.

(c) freezing. (d) pasteurization.

4. Which of the following shows that light can be broken up into many colours?

(a) Cellophane paper

(c) A prism (b) A colour wheel (d) The atmosphere

5. The source of light that causes the moon to shine is (a) the moon. (b) the sun.

(c) the earth. (d) a planet.

6. We cannot see an object around a corner because

(a) light is observed.

(b) light travels in straight lines.

(c) the object does not reflect light.

(d) the retina does not receive images from a distance.

Questions 7 to 9 are based on the following table. 7. Flexible or rigid describes the objects’

(a) texture. (b) ability to bend. (c) shape. (d) feel.

8. A set of objects which belongs to group B is (a) elastic band, pencil, pillow.

(b) glass, knife blade, pencil.

(c) coconut husk, knife blade, pencil.

(d) sponge, glass, knife blade.

9. A set of objects which belong to group C is (a) scissors, glass, plum seed.

(b) pencil, snail shell, stone.

(c) coconut husk, knife blade, snail shell. (d) stone, plum seed, coconut milk.

Questions 10 to 12 are based on the following table.

Estimated Acres of Crop Losses on the East Coast of Demerara during the floods in 2005 10. the estimated acres of crop loss in Lusignan is (a) 36.5. (b) 11.

(c) 135.5. (d) 30.

11. The table suggests that Plaisance has less acres of crop loss than (a) Enterprise. (b) Lusignan.

(c) Buxton. (d) Victoria.

12. ‘Other areas’ means

(a) Industry and Enterprise.

(b) Enmore, Beterverwagting, Mahaicony. (c) Other crops.

(d) Other villages.

13. Fill in each column in this table with a yes or no according to whether the substance conducts electricity. Select the response below which matches your answer.