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Science Quiz

4.2
(239 votes)
20 questions
English
A simple science quiz
1

BIOLOGY

2

What is the function of the respiratory system?

Helps us breathe

Disgests food

Helps us get rid of waste

Holds the structure of our body

72% got this right

Did you know? The average person breathes in more than 11,000 liters of air every day!
3

What is the smallest bone in our body?

Stapes bone

Hamate bone

Metacarpal bone

Talus bone

Hard  34% got this right

Did you know? The tiny stapes bone in our ears is just 2.5-3.5mm long, helping to amplify sound waves!
4

What is the pigment that makes our blood red?

Haemoglobin

Zopplase

Α particles

Γ particles

Easy  81% got this right

Each red blood cell contains about 280 million haemoglobin molecules
5

What gives us our special features(eye colour, height, etc)?

Genes

Blood

Egg cells

Male gametes

Easy  84% got this right

Identical twins have the same genetic code.
6

What are the types of NUCLEIC ACIDS?

DNA

RNA

PNA

YNA

Easy  80% got this right

DNA contains the sugar deoxyribose, while RNA contains the sugar ribose.
7

CHEMISTRY

8

What are the parts of an atom?

Electron, proton, neutron

Boson, singlet, proton

Positron, antiproton, higgs boson

Ribose, muon, positron

Easy  87% got this right

Atoms are usually neutral in charge
9

Select a radioactive metal from the below elements.

Uranium

Argon

Silicon

Titanium

79% got this right

Gold is called AURUM in Latin
10

The elements in sugar

Carbon

Hydrogen

Oxygen

Water

66% got this right

Sugar is a type of carbohydrate.
11

What happens to water when it freezes?

It expands

It contracts

It doesn't react

It explodes

Hard  27% got this right

Due to the expansion, water pipes crack during the winter season.
12

Another name for rust

Iron oxide

Copper dioxide

Iron dioxide

Iron hydrate

Hard  32% got this right

13

PHYSICS

14

What is the value of the gravitational constant

6.67*10^(-11)Nm^2/kg^2

6.67*10^(-31)Nm^4/kg^1

6.67*10^(-31)Nm^4/kg^2

9.81*10^(-31)Nm^2

Hard  22% got this right

The gravitational constant stays same everywhere in the universe!
15

What is the force that slows things down?

Friction

Energy

Magnetic

Stopping

71% got this right

16

What is the gravitational acceleration of the Earth?

9.8 m/s^2

100 m/s^2

2.3 m/s^2

27.8 m/s^2

48% got this right

17

What do you call an area in spacetime where gravity is so strong that not even light can escape.

Black hole

Gravitrons

Light suckers

Singularities

Easy  84% got this right

Black holes release their matter through HAWKING RADIATION
18

What is the meaning of pseudopodia?

False feet

Hair feet

Long feet

Real feet

53% got this right

19

Chemical formula of rust

FeO2

Fe2O2

FeO

FeO3

40% got this right

20

What is the value Avogadro constant?

6.022*10^23

6.012*10^23

6.022*10^24

7.022*10^23

49% got this right