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Science and Environmental Studies Worksheet (Questions 5-9)
Authored by ashmila uc
Science
9th Grade
Used 4+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Animals which have three body parts, each having one pair of legs are called ...
Arachnids
Amphibians
Insects
Beetles
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Farm fresh shop in Kolkata advertises that they sell vegetables grown through organic farming methods. What likely to be special about such vegetables?
They are available at much cheaper prices
They remain fresh for longer period of time
They are genetically modified for better taste.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Many modern tanks for water and liquid fuels are made spherical in nature. What could be the reason behind this?
It is easier to build spherical tanks compared to tanks of other shapes.
For a given surface area, spherical tanks enclose maximum volume.
It is easier to transport spherical tanks when repairs, etc. are required.
Liquids get preserved better when they are stored in spherical tanks.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When a few drops of dilute hydrochloric acid are added to a small amount of sodium carbonate in a test tube, bubbles are formed. A burning splint brought near the mouth of the test tube is extinguished. Which gas is produced, and how can you confirm its presence?
Oxygen; it rekindles a glowing splint
Hydrogen; it burns with a 'pop' sound
Carbon dioxide; it turns limewater milky
Nitrogen; it shows no visible reaction
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A body has a mass of 2 kg. When will the mass of the body change?
When the body is taken to the moon.
When the body is dropped from a height.
When the body is being pulled along a smooth surface.
The mass of the body will not change unless it is cut or broken.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A student says: “Weight and mass are the same.” Which statement correctly explains why this is wrong?
Weight depends on gravity but mass doesn’t.
Both weight and mass are measured in kilograms.
Weight is constant everywhere.
Mass becomes zero in space.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these fuels will cause the least amount of Suspended Particulate Matter (SPM) pollution when burned?
Cow dung
Coal
Wood
Natural gas
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