Psle 2012 Science Questions — And Answers

(a) In which part does most absorption of digested food take place? (b) What is the function of the large intestine?

(a) What is the expected result? (b) Why is it necessary to keep both plants in the same temperature? psle 2012 science questions and answers

Water from a pond dries up after a few hot days. (a) In which part does most absorption of

A factory releases hot waste water into a river. Algae in the river grow rapidly. (b) Why is it necessary to keep both

(a) What has happened to the steel rod? (b) What is this process called?

(Questions 4–28 omitted here for brevity; structure continues similarly.) Question 29 (Adapted from 2012) A fish tank contains 5 fish, some aquatic plants, and a filter. The tank is covered and placed near a window.

A mango seed is planted in a pot with soil. It is watered regularly but kept in a dark cupboard. After 2 weeks, the seed sprouts but has yellow leaves.