General Science Questions and Answers | General Knowledge

1.

What invisible force holds you onto the earth, so that you don't simply fall off?

   A.) wind
   B.) magnetism
   C.) gravity
   D.) speed

Answer: Option 'C'

gravity

2.

The hardened material available on earth is

   A.) Gold
   B.) Diamond
   C.) Iron
   D.) Platinum

Answer: Option 'B'

​Diamond

3.

The Ozone Layer restricts from

   A.) Infrared Rays
   B.) Radio waves
   C.) Ultraviolet Radiation
   D.) X-Rays and Gamma Rays

Answer: Option 'C'

The Ozone layer which is present in the Earth's atmosphere protects it by restricting from UV or Ultraviolet radiation, the dangerous rays contained by Sun.

4.

As you go down into a well, your weight

   A.) increases slightly
   B.) remains exactly the same
   C.) decreases slightly
   D.) None of the above

Answer: Option 'C'

decreases slightly

5.

The Van Vihar National Park is loacted in which state?

   A.) Andhra Pradesh
   B.) Madhya Pradesh
   C.) Telangana
   D.) Bihar

Answer: Option 'B'

The Van Vihar National Park is located in Bhopal, the capital city of Madhya Pradesh. It covers an area of about 4.45 sq.km and is home to Bengal Tiger, Asiatic Lions, wild cats, Indian Wolf, Sloth Bear, Red Fox, Indian Jackal, Wild Dog, Mongoose, Striped Hyena, Mugger Crocodile, Gharial, Snakes, Python, etc.

6.

The intencity of Earthquakes is measured on

   A.) Mercalli scale
   B.) Richter scale
   C.) Secant scale
   D.) Beaufort scale

Answer: Option 'A'

Mercalli scale

7.

At present, scientists can determine the arrangement or relative positions of genes of DNA sequences on a chromosome. How does this knowledge benefit us?
1. It is possible to know the pedigree of livestock.
2. It is possible to understand the causes of all human diseases.
3. It is possible to develop disease-resistant animal breeds.
Which of the statements given above is/are correct?

   A.) 1 and 2 only
   B.) 2 only
   C.) 1 and 3 only
   D.) 1, 2 and 3

Answer: Option 'D'

1, 2 and 3

8.

What does airbag, used for safety of car driver, contain?

   A.) Sodium bicarbonate
   B.) Sodium nitrite
   C.) Sodium azide
   D.) Sodium peroxide

Answer: Option 'C'

​Sodium azide

9.

Nobel Prize is established in?

   A.) 1901
   B.) 1951
   C.) 1911
   D.) 1931

Answer: Option 'A'

1901

10.

When a gas is turned into a liquid, the process is called

   A.) deposition
   B.) sublimation
   C.) evaporation
   D.) condensation

Answer: Option 'D'

condensation

11.

The uranium fuel used worldwide is mainly in the form of 

   A.) U3O8
   B.) UO2
   C.) UF6
   D.) U metal

Answer: Option 'B'

​UO2

12.

Which one of the following types of waves are used in a night vision apparatus?

   A.) Infra-red waves
   B.) Microwaves
   C.) Radio waves
   D.) None of the above

Answer: Option 'A'

​Infra-red waves

13.

Which of the following plants is not capable of manufacturing own food?

   A.) Carrot
   B.) Mushroom
   C.) Cabbage
   D.) Algae

Answer: Option 'B'

​Mushroom

14.

The first synthetic fibre made by man was ____ ?

   A.) Polyester
   B.) Rayon
   C.) Nylon
   D.) Terycott

Answer: Option 'C'

​Nylon

15.

Which of the following animals have teeth in their stomach?

   A.) Snakes
   B.) Cockroach
   C.) Crabs
   D.) Frogs

Answer: Option 'C'

Crabs

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