Which of the following is an alcohol...?

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💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which of the following is an alcohol...?

(A) CH3-CHO

(B) CH3-CH2-O-CH3

(C) CH3-OH

(D) HCOOH

✅ Correct Answer: CH3-OH

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Each mole of ATP store energy...?

(A) 7.3 kcal/mole

(B) 7.3kj/mole

(C) 17.3kcal/mole

(D) 17.3kj/mole

✅ Correct Answer: 7.3 kcal/mole

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Which animal has no vocal chords ...?

(A) Lion

(B) Zebra

(C) Dolphin

(D) Giraffes

✅ Correct Answer: Giraffes

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Rectified spirit contains alcohol about ...?

(A) 80%

(B) 95%

(C) 70%

(D) 85%

✅ Correct Answer: 95%

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

The bread dough rises during alcoholic fermentation is due to _______...?

(A) Methyl alcohol

(B) CO2

(C) Ethyl alcohol

(D) H2O

✅ Correct Answer: CO2

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Vertebral Column in human beings consists of how many vertebrae...?

(A) 5

(B) 10

(C) 12

(D) 33

✅ Correct Answer: 33

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Central Color of Rainbow is__________...?

(A) Blue

(B) Green

(C) Red

(D) Indigo

✅ Correct Answer: Green

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

The alcohol used in the preparation of dynamite is________...?

(A) ethyl alcohol

(B) glycerol

(C) glycol

(D) methyl alcohol

✅ Correct Answer: glycerol

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

What is the method that kills harmful microorganisms and prevents the spread of waterborne diseases such as cholera, dysentery, and typhoid...?

(A) Filtration

(B) Sedimentation

(C) Chlorination

(D) Distillation

✅ Correct Answer: Chlorination

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Alcohol and antibiotics on large scale production by organism is an area of ______...?

(A) Environmental biotechnology

(B) Fermentation

(C) Biotechnology in industry

(D) Medicinal biotechnology

✅ Correct Answer: Biotechnology in industry

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Ethyl alcohol was prepared by ______...?

(A) Ibne-Sina

(B) Al-Razi

(C) Al-Beruni

(D) Jaber bin-Hayan

✅ Correct Answer: Al-Razi

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Sagittarius-A, the Blackhole at the centre of the Milky Way Galaxy is at a distance of_________...?

(A) 25500 Lightyears

(B) 24500 Lightyears

(C) 23640 Lightyears

(D) 25640 Lightyears

✅ Correct Answer: 25640 Lightyears

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Each mole of glucose produce maximum energy i.e ______...?

(A) 2527 Kj

(B) 2627 Kj

(C) 2727 Kj

(D) 2827 Kj

✅ Correct Answer: 2827 Kj

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

What is the method that kills harmful microorganisms and prevents the spread of waterborne diseases such as cholera, dysentery, and typhoid...?

(A) Filtration

(B) Sedimentation

(C) Chlorination

(D) Distillation

✅ Correct Answer: Chlorination

Comments

Source: This question is taken from the Punjab Police Sub Inspector Service Quota PPSC Past Paper

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Archeology is the branch of:...?

(A) Anthropology

(B) Cultural Anthropology

(C) Biological Anthropology

(D) None of these

✅ Correct Answer: Anthropology

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Vertical columns in the periodic table of elements are called as__________...?

(A) Periods

(B) Groups

(C) Rows

(D) Lanthanoids series

✅ Correct Answer: Groups

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

A blood alcohol level above ________ will often result in death:...?

(A) 0.10

(B) 0.20

(C) 0.30

(D) 0.41

✅ Correct Answer: 0.41

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Second name of ethyl alcohol is___________...?

(A) Ethene

(B) Ethanol

(C) Propyle

(D) none

✅ Correct Answer: Ethanol

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Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

‘Black holes’ refers to_______________...?

(A) Holes occurring in heavenly bodies

(B) Bright spots on the sun

(C) Collapsing object of high density

(D) Collapsing object of low density

✅ Correct Answer: Collapsing object of high density

Comments

Source: This question is taken from the Everyday Science

💡 English word par Double-Click karein: Urdu meaning + pronunciation 🔊

Recently, scientists observed the merger of giant ‘blackholes’ billions of light-years away from the Earth. What is the significance of this observation...?

(A) ‘Higgs boson particles’ were detected.

(B) Gravitational waves’ were detected.

(C) Possibility of inter-galactic space travel through ‘wormhole’ was confirmed.

(D) It enabled the scientists to understand ‘singularity’.

✅ Correct Answer: Gravitational waves’ were detected.

Comments

Source: This question is taken from the Everyday Science

Which of the following is an alcohol...? Mcqs

PPSC Past Papers