Which 1 of the following ways best describes water conservation?
Your answer=D,
Correct answer= D,
- John conducted an experiment to find out if carbon dioxide is given off by the mouse during respiration.
Which 1 of the following observations would he make after 1 hour?
| Limewater in flask A
| Limewater in flask B
|
(1)
| Remained clear
| Turned chalky
|
(2)
| Turned chalky
| Remained clear
|
(3)
| Remained clear
| Remained clear
|
(4)
| Turned chalky
| Turned chalky
|
Your answer=B,
Correct answer= B,
- Animal B lives in water. It does not lay eggs. Its young feed on the mother's milk. Animal B belongs to the group of ______________.
Your answer=D,
Correct answer= D,
- Which of the following are some causes of water pollution?
A: Oil spills
B: Deforestation
C: Rubbish thrown from a ship
D: A gardener uses insecticide near a pond
Your answer=A,
Correct answer= D,
- Sally puts 4 substances into round, plastic containers. Which of the following does not take the shape of its container?
A: Oil
B: Sand
C: Marbles
D: Chicken soup
Your answer=C,
Correct answer= C,
- Mary poured some icy cold soft drink in a jar, covered it with a metal lid and placed it on a table with a thin glass top as shown below. At which of the following parts would she observe tiny water droplets after 5 minutes?
Your answer=A,
Correct answer= C,
- The metal tank below has a capacity of 1000 cm3.
It can be filled with _____________________.
Your answer=C,
Correct answer= C,
- In the Earth's water cycle, when water vapour condenses, it _______________.
Your answer=C,
Correct answer= C,
- A girl observed that a fruit was thorny and had an unpleasant smell. Name all the sense that can help her to male these observations.
A: Sense of smell
B: Sense of sight
C: Sense of taste
D: Sense of touch
Your answer=C,
Correct answer= C,
- Which of the following conditions must be present for the water cycle to continue to take place?
A: There must be light
B: There must be hear
C: There must be wind
D: Water must change state
Your answer=D,
Correct answer= D,