WorksheetsGK science
Total questions: 20
Worksheet time: 10mins
. True or false? Dogs are herbivores.
True
False
Both
Which is the most abundant gas in the earth's atmosphere?
Oxygen
Carbon dioxide
Nitrogen
methane gas
Which gas evolved from paddy fields and marshes?
Methane
carbon dioxide
Oxygen
Nitrogen
Which gases cause acid rain? More options can be selected
Nitrogen oxides
Carbon dioxide
Sulphur dioxide
Hydrogen oxides
Which element is a liquid at ordinary temperature?
Mercury
Lr
He
Al
Which of the following organs is not part of the digestive system?
Heart
Liver
Pancreas
Stomach
At which range of temperatures do enzymes work best?
20-30°C
30-40°C
40-50°C
60-70°C
By the breaking down of carbons through ______, nutrients in organic matter is restored back into the environment.
photosynthesis
decomposition
biota
erosion
Which of the following is NOT true about the magnetic field around a coil of wire carrying a current?
Changing the direction of the current will reverse the poles
Making the coil wider will increase the strength
Putting an iron core into the coil will increase the strength
Which of the following uses an electromagnetic effect?
Iron
Light bulb
Toaster
Washing machine
If the current in the wire increases, what happens to the strength of the magnetic field?
It decreases
It increases
It stops the magnetic field
No change
If dental plaque is not removed it will harden and become ________.
yellowish
sticky
tartar
decay
What method would be used to separate a solution of sugar and water?
Boiling the water until it evaporated
Sieving the solution
Filtering the solution
Using a magnet
A tea bag is made from tea leaves and an especially porous paper. Besides being a container for the tea leaves, what is the purpose of the paper?
To keep the tea leaves dry
To keep the tea flavor inside the tea bag
To keep the tea leaves from burning
To filter the mixture of tea leaves and water
When the pollen is transported from the stamen of one plant to the pistil/stigma of another plant it is known as _________________.
cross-pollination
photosynthesis
self-pollination
organisms
This is the most critical part of the plant’s life.
Water
Pollination
Nutrients
Photosynthesis
Which of the following is NOT a bone in the arm?
Femur
Humerus
Radius
Ulna
What came before the Big Bang?
It was blank
all the galaxy’s were all squeezed in one place
Cannot be said
Which of the following is true about animals
They migrate due to weather
They eat grass
They are very harmful
The mass of a star is two times the mass of the Sun. How will it come to an end?
Neutron Star
Blackhole
White Dwarf
Red Giant
