General Knowledge Quiz for Class 8
- Question of
What are the chemical elements in group 16 of the periodic table called?
- Chalcogens
- Halogens
- Pnictogens
- Alkali metals
- Question of
Who invented QWERTY keyboard layout?
- Christopher Latham Sholes
- Samuel W. Soule
- Henry Mill
- Charles Babbage
- Question of
How many minutes are there in 1 degree?
- 60
- 10
- 100
- 90
- Question of
Who discovered blood groups?
- Karl Landsteiner
- Philip Levine
- William Harvey
- Robert Koch
- Question of
Atoms of the same element having the same atomic number but different mass numbers are called?
- Isotopes
- Isomerism
- Isotones
- Isobars
- Question of
Which pigment is responsible for the orange color in carrots?
- Carotenoids
- Chlorophyll
- Anthocyanins
- Betalains
- Question of
What is the chemical name of baking soda?
- Sodium bicarbonate
- Sodium chloride
- Calcium hypochlorite
- Calcium carbonate
- Question of
Which company invented the first floppy disk?
- IBM
- Dell
- Sony
- Samsung
- Question of
What is the principle behind hydraulic brakes used in automobiles?
- Pascal’s Law
- Newton’s Law
- Bernoulli’s Theorem
- Archimedes Principle
- Question of
What country is the automobile manufacturer Nissan from?
- Japan
- South Korea
- Germany
- United States
- Question of
How does the heat from the Sun reach Earth?
- Radiation
- Conduction
- Convection
- Induction
- Question of
Which one of the below numbers do not belong to the Fibonacci sequence?
- 4
- 3
- 2
- 1
- Question of
Which of the following diseases is not caused by virus?
- Tuberculosis
- Polio
- Chicken pox
- Measles
- Question of
Hydrogen peroxide is a powerful ______ agent.
- oxidizing
- dehydrating
- pulmonary
- reducing
- Question of
What is the orbital period of the planet mercury?
- 88 days
- 66 days
- 30 days
- 102 days
- Question of
What was the name of the atom bomb dropped on Hiroshima?
- Little Boy
- Fat Man
- Fat Women
- Little Girl
- Question of
What is the name of US Parliament?
- Congress
- Diet
- National Assembly
- Senate
- Question of
The working of a rocket is based on which Newton’s law of motion?
- Third
- First
- Second
- Fourth
- Question of
How many Newton’s law of motion are there?
- 3
- 2
- 4
- 1
- Question of
What is the post made on Twitter called?
- Tweet
- Twit
- Status
- Story
- Question of
Phycology is the scientific study of ______ .
- algae
- mosses
- fungi
- ferns
- Question of
Which device is used for converting Alternating Current (AC) to Direct Current (DC)?
- Transformer
- Rectifier
- Dynamo
- Induction coil
- Question of
Which vitamin is also known as ascorbic acid?
- Vitamin C
- Vitamin A
- Vitamin B
- Vitamin D
- Question of
Which instrument is used to measure blood pressure?
- Sphygmomanometer
- Glucometer
- Thermometer
- Catheter
- Question of
In which year first Nobel prize was awarded?
- 1901
- 1900
- 1899
- 1898
- Question of
Which part of the flower produces pollen grains?
- Anther
- Stigma
- Style
- Ovary
- Question of
Barometer is a scientific instrument used to measure atmospheric ______ .
- pressure
- temperature
- humidity
- quality
- Question of
How many chromosomes are there in a human?
- 46
- 44
- 40
- 48
- Question of
How many provinces are there in Pakistan?
- 4
- 3
- 2
- 5
- Question of
How many official languages are there in China?
- One
- Two
- Three
- Four