Font size
WorksheetsSCIENCE FORM 2 (S1)
Total questions: 20
Worksheet time: 11mins
The remora fish lives by attaching itself under a shark and eating the scraps of food left by the
shark. This interaction is known as
Competition
Commensalism
Mutualism
Prey-Predator
X is used in water treatment plant to reduce the acidity of water. Which of the following correctly represents X?
Alum
Ammonia
Chlorine
Fluorine
Which of the following statements is true about vaccine
Vaccine is a type of antibody
Vaccine is a white blood cell
Vaccine is a blood plasma.
Vaccine is a weakened or dead pathogen
An object which weighs 500 g is hung on a spring balance. What is the reading on the spring balance?
0.5N
5.0 N
50N
500N
Diagram shows electrolysis of water, gases are collected in test tubes P and Q.
What are the gases collected in test tubes P and Q?
P = Hydrogen , Q = Oxygen
P = Nitrogen , Q = Oxygen
P = Nitrogen , Q = Hydrogen
P = Oxygen , Q = Hydrogen
Which of the following is used to neutralize the excess acid in the stomach?
Vinegar
Salt solution
Fizzy drinks
Milk of magnesia
Diagram shows the concentration of an antibody in the blood of individual P. Based on the graph, what has been injected into individual P?
Vaccine
Pathogen
Antiserum
Antibiotic
What is the reading of ammeter?
0.5 A
1.0 A
2.0 A
4.0 A
Diagram shows the classification of non-flowering plants. State the reproduction method of conifer.
Vegetative reproduction
Produce cones
Produce spores
Budding
What is the effect of the logging activity to the environment?
Acid rain
Extinction of flora and fauna species
Thinning of ozone layer
Water and soil pollution
Choose the correct pair of vector-disease.
A
B
C
D
Diagram shows the wave forms of three types of P, Q and R.
Arrange in ascending order, the pitch of the three sound.
R, P, Q
R, Q, P
P, Q, R
Q, P, R
Which of the following statements is false?
A star is born from nebula
Stars generate heat and light energy through nuclear fusion
The hottest star is blue and the coldest star is red
When a star dies, it turns into a white dwarf
Which of the following is the application of distillation technique in life?
Doping test for athlete
Production of perfume
Crane magnet
Purification of water
What are the similarities of both animals?
Carry out internal fertilisation
Has a pair of scaly legs
Breastfeed the young
Homoeothermic
Pancreas an organ in human digestive system.
What is the effect to human if this organ is removed?
Incomplete digestion of cellulose
Glucose level in the blood increase
Blood pressure increase
Unable to secrete bile
Which of the following substance will change blue litmus paper to red?
Ammonia
Lemon juice
Tooth paste
Vinegar
Which of the following activities applies the principle of the air pressure?
Obtaining pure water from sea water
Removing water from an aquarium using a siphon
Using straw to drink a water
Using baking powder to bake a fluffy sponge cake
Which of the following pairs of class of lever and tools is correctly paired?
First Class Lever - A nutcracker
First Class Lever - A Scissors
Second Class Lever - Forceps
Second Class Lever - Wheelbarrow
Third Class Lever - Fishing rod
The figure shows object X and Y each positioned 10 cm and 5 cm from the fulcrum. If the system remains in balance what is the value of X?
35 N
65 N
70 N
75 N
140 N
