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Everyday Science

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2140 MCQs

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Prepare effectively with our Everyday Science MCQs designed for PPSC, FPSC, NTS, OTS, PTS, AJKPSC, BPSC, KPPSC, PMS, CSS, and all competitive exams.
Our content covers Physics, Chemistry, Biology, Environment, Human Body, Inventions, Scientific Laws, and daily-life science concepts.
Strengthen your scientific understanding, improve MCQS accuracy, and boost your exam performance with well-structured and updated topics.

A Ursa Major

B Ursa Minor

C The Great Bear

D A. and C. above

A Oxygen and Hydrogen

B Hydrogen and Sulfur

C Carbon and Silicon

D Hydrogen and Helium

A Quasars Star

B Pulsars Star

C White Dwarfs Star

D Red Super-giants Star

A Alpha Stage

B Stellar Genesis

C Protostar

D Star of Adam

A Stellar nurseries

B Star clouds

C Event horizons

D Singularities

A Black hole

B Red giant

C Quasar

D Pulsar

A White dwarf

B Blue giant

C Wolf-Raynet star

D Black hole

A Wolf-Rayet star

B Red supergiant

C Stellar storm

D Pulsar

A Temperature and luminosity

B Luminosity and distance

C Distance and temperature

D Size and distance

A A blinding light when it aligns with the planets

B Radio waves detectable from Earth

C A gravitational pull which attracts high energy dust particles

D Enough energy to power itself indefinitely

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The Big Dipper is part of which constellation?

The sun is made up of 99.9% of ________________ and ______________?

Antares is of the largest known ___________?

This in-between phase of stellar nurseries and star formation in stellar evolution is when the gathered dust is still condensing to form a star.

Particle clouds from where stars are formed are known as____________?

PSR J0108-1431 is the closest known ______________ to Earth?

When a star becomes a singularity and has zero volume and infinite density, it is called_______________?

You have discovered a new celestial body. It has a thick atmosphere and it produces powerful cosmic winds and, when observed, the clouds obscure the body. You have determined it is this type of star.

In a typical H-R diagram, stars are graphed by these two characteristics:

A pulsar is a rapidly spinning neutron star which emits: