Summative Practice 2 – Form 5 Science (KSSM) Chapter 2

Question 1:Study the following situation.The diet of Eskimos normally contains meat rich in fat such as whale meat. The consumption of whale meat can warm the body.(a) Suggest one hypothesis to investigate the above situation.(b) Based on the situation given, plan and describe an experiment to compare the calorific values of fat and another type … Read more

Formative Practice 2.6 – Form 5 Science (KSSM) Chapter 2

Question 1:What is health food? Give one example of health food.Answer:Health food is natural food in a normal diet which maintains health and does not contain chemical substances usually used in food processing .Example: orange, tomato, ginger Question 2:What is health supplement? Give one example of health supplement.Answer:Health supplement is nutrient taken in the form … Read more

Formative Practice 2.5 – Form 5 Science (KSSM) Chapter 2

Question 1:What is food processing?Answer:Food processing is a way of changing raw food substances in the natural form to food substances in another form. Question 2:State four purposes of processing food.Answer:Purposes of processing food are as follows:• so that it is edible• lasts longer• tastes better• more nutritious• more attractive(any four) Question 3:Name four methods … Read more

Formative Practice 2.4 – Form 5 Science (KSSM) Chapter 2

Question 1:State four characteristics of quality breeds.Answer:Rapid growth and maturing, resistance to disease, pest and extreme weather, easier and less cost to care for, and high yields of higher quality. Question 2:How are quality breeds obtained using modern technology?Answer:Cloning, cross-breeding, genetic engineering, genetic mutation technology. Question 3:Name the agency which promotes the marketing of our … Read more

Formative Practice 2.3 – Form 5 Science (KSSM) Chapter 2

Question 1:What is nitrogen cycle?Answer:Nitrogen cycle is a natural cycle that recycles nitrogen between plants and animals, and the atmosphere, soil and water. Question 2:(a) Name three processes in the nitrogen cycle which increase nitrate ions in the soil.(b) Name three processes in the nitrogen cycle which remove nitrate ions from the soil.Answer:(a) Lightning or … Read more

Formative Practice 2.2 – Form 5 Science (KSSM) Chapter 2

Question 1:(a) What is the meaning of macronutrient? Name five examples of macronutrients.(b) What is the meaning of micronutrient? Name five examples of micronutrients.Answer:(a) • Macronutrient is an element (or mineral) needed by plants in large quantities.• Carbon, hydrogen, oxygen, nitrogen, phosphorus, potassium, calcium, magnesium and sulphur (any five)(b)• Micronutrient is an element (or mineral) … Read more

Formative Practice 2.1 – Form 5 Science (KSSM) Chapter 2

Question 1:(a) What is the concept presented by Pinggan Sihat Malaysia? Explain the concept.(b) What is the importance of the concept stated in question 1(a) Answer:(a) The concept of Pinggan Sihat Malaysia means a quarter of the plate is filled with carbohydrate sources, another quarter of the plate is filled with protein sources and half … Read more