General Science MCQs – If you want to Increase your chances of passing the General Science MCQ in PST, JST as well as other tests with this comprehensive guide! Get answers to 20 questions on General Science MCQs and review topics from biology, chemistry, and physics subject and you Need help for preparing the General Science MCQ Exam then this ultimate guide offers plenty of tips, answers, and information to ensure success on test day. Check out now for more General science MCQs! Follow this guide and find every resource you need to answer the questions with confidence. This comprehensive general science MCQs guide gives you everything you need to know, from tips and techniques to practice questions – all in one place PAK MCQs platform.
General Science MCQs With Answers let’s get started
- planet solar system has a maximum number of the moon is?
a. Jupiter
b. venus
c. Saturn
d. Uranus
e. non of these
Correct answer: Jupiter - the sun is a:
a. planet
b. comet
c. satellite
d. Aurora
e. none of these
Correct answer: none of these - The age of the solar system is:
a. 4.6 billion years
b. 55 billion years
c. 6.6 billion years
d. 7 million years
e. non of these
Correct answer: 4.6 billion years - A unit length equal to the average distance between the earth and the sun is called:
a. light year
b. Astronomical unit
c. parsec
d. parallax
e. non of these
Correct answer: Astronomical unit - The ozone layers protect the earth from rays sent down the sun:
a. Ultraviolet rays
b. infrared rays
c. Gamma rays
d. Radioactive rays
e. none of these
Correct answer: Ultraviolet rays - which rocks are formed by the alternation of pre-existing rocks by great heat or pressure?
a. Igneous rocks
b. sedimentary rocks
c. Metamorphic rocks
d. Acid rocks
e. Basic rocks
Correct answer: Metamorphic rocks - The most abundant natural iron oxides are:
a. Magnetic and pyrite
b. Magnetic and Bauxite
c. Hematite and pyrite
d. Hematite and Magnetite
e. Hematite and Bauxite
Correct answer: Hematite and Magnetite - The two most abundant elements in seawater are;
a. Sodium and potassium
b. sodium and calcium
c. sodium and chlorine
d. chlorine and iodine
e. magnesium and sulfate
Correct answer: sodium and chlorine - An electric current can produce:
a. chemical effects
b. Magnetic effects
c. Heating effects
d. All of three
d. none of these
Correct answer: All three - The unit of home electricity energy consumption is:
a. watt hour
b. Kilowatt hour
c. joule hour
d. mone of these
Correct answer: Kilowatt-hour - When sound is reflected from the floor, ceiling, or a wall, it mixes with the original sound and changes its complexion, it is called:
a. sound
b. echo
c. reverbration
d. noise
e. none of these
Correct answer: reverbration - The speed of sound in dry air at 20 C degree is about:
a. 130 meters per seocnd
b. 230 meters per seocnd
c. 330 meters per seocnd
d. 430 meters per second
e. none of these
Correct answer: 330 meters per second - The speed of light in vacuum:
a. 300 million meters per second
b. 300 million meters per hour
c. 300 million kilometers per second
d. 300 million meters per hour
e. none of these
Correct answer: 300 million meters per second - The time, light takes from the sun to reach earth is:
a. 8 minutes
b. 25 minutes
c. 45 minutes
d. 38 minutes
e. none of these
Correct answer: 8 minutes - of light from the sun travels a distance before it reaches the earth:
a. 50 million km
b. 100 milloion km
c. 150 million km
d. 200 million km
e. none of these
Correct answer: 150 million km - The density of water is greatest at:
a. -30 C degree
b. 0 c degree
c. 4 c degree
d. 100 c degrees
e. none of these
Correct answer: 4 c degree - The building block of elements are called :
a. atoms
b. molecules
c. compounds
d. isotopes
e. none of these
Correct answer: atoms - The temprature of liquid nitrigen is:
a. -32 c degree
b. -80 c degree
c. -100 c degree
d. -196 c degree
e. none of these
Correct answer: -196 c degree - which one of the following is an alkali?
a. water
b. vinegar
c. lemon juice
d. slaked lime
e. none of these
Correct answer: slaked lime - The usual raw material of ceramics, generally found beneath the top soil is?
a. Sand
b. silt
c. clay
d. plaster of paris
e. melamine
Correct answer: clay