Page 15 - The use of hypertonic solution in making fruit/ vegetable pickles

DISCUSSION

8. Pineapple pickle is prepared by soaking slices of pineapple in a concentrated sugar solution. State two advantages

and disadvantages of this method compared with keeping fresh pineapple. (3 marks)

Among its advantages is that it can prevent or treat allergies and reduce the risk of some types of cancer, such as colon

cancer, but when using a lot of sugar to make oranges will certainly lead to diabetes and in addition will cause the

body to lack fiber.

9. A housewife uses excess sodium nitrate and phosphate fertilizer sprinkled on chilli plant and after 3 days, she

found out that the plant has withered and died.

i) Explain what happened to the chilli plant? (3marks)

The plant will wither because sodium nitrate and phosphate fertilizers are intended to fertilize the crop and are acidic

in nature. when a lot of acidic substances are added in excess will cause a hypertonic process that is the soil will

absorb all the water that is watered to the plants.

ii) Explain what should the housewife do before sowing on the ground to prevent the plant from withering. (3 marks)

Before sowing the plant, the housewife should include sodium nitrate and phosphate fertilizer once a week in small

amounts and water daily.