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Solved MCQs For PAKISTAN TESTING SERVICES PTS
Solved MCQs For PAKISTAN TESTING SERVICES PTS

Solved MCQs For PAKISTAN TESTING SERVICES PTS

CONTENTS OF SCIENCE

Solved MCQs For PAKISTAN TESTING SERVICES PTS Related to Chemistry

>> Each day human body breathe in 15,000 to

20,000 liters of air.

>> The most abundant element in the universe is

Hydrogen.

>> The substance which increases the rate of

chemical reaction is Catalyst.

>> The average human body contains about 250

gram of Sodium Chloride.

>> pH is an abbreviation for Power of Hydrogen.

>> The best soil pH value for most crops and plants

is 6.5.

>> Enzymes are biological catalysts.

>> The most abundant constituent in Air is

Nitrogen.

>> Isotopes are atoms of the same element with

different numbers of Neutrons.

>> Over 75% of the elements in the Periodic Table

are Metals.

>> Those substances which give hydroxyl ions in

water is called Base.

>> Those substances which give hydrogen ions in

water is called Acid.

>> KHSO4 is a Acid.

>> Neutral solution has pH value 7.

>> According to bronsted acid are Proton donor.

>> NH3 is Base.

>> Salts are Neutral.

>> Organic compounds are originated from Living

organisms.

>> Alkanes are insoluble in water.

>> Poly Hydroxyl compounds of Aldehyde and

ketones are called Carbohydrates.

>> Wheat, rice and honey are the sources of

Carbohydrates.

>> Polymers of amino acids are called Proteins.

>> Nucleic acids are of Two types.

>> Vitamin-C is also called ascrobic acid.

>> Fats and oils are example of Lipids.

>> The major component of troposphere is

Nitrogen.

>> Ozone depletion causes Skin Cancer.

>> The pH of the acid rains is less than 5.6.

>> Ozone is a Bluish gas.

>> In water, ratio of oxygen and hydrogen by mass

is 8:1.

>> pH of the neutral solution is 7.

>> pH of the acidic solution is less than 7.

>> The branch of chemistry in which we study

hydrocarbon and their derivatives is called

Organic chemistry.

>> The metal present in combine state is called

Minerals.


>> Which of the following is homogeneous mixture

Air.

>> Hydrogen has a positive charge Proton.

>> Electron in its ground state does not Radiate

energy.

>> Number of periods in modern periodic table is

7.

>> Which of the following is transition element Cu.

>> Ink spreads in water because of Diffusion.

>> Lower the pH value Stronge will be an acid.

>> C 2 H2 is an organic compound.

>> C n H2n is the general formula of alkenes.

>> The Homologues has the same Chemical

Properties.

>> Carbon atom usually Forms four covalent

bonds.

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13 comments

  1. Sir
    Agr ap k pas PTS k past papers hy Sub Engineer Civil
    Railway department k thu plzz send karo mujhe.
    [email protected]

  2. Sir agr past paper hai, Sub Electrical engg to muje mail kary kindly
    [email protected]

  3. sir mughay bhi pts sub engineer railway kay past paper agar hain to plz send kar do [email protected]

  4. Sir if u have past papers for PSO management trainee test then kindly share on my mail
    [email protected]

  5. Sir if you have PTS past papers for PSO Management Trainee test kindly send it to [email protected]

  6. Sir if u have past paper of the pso mangmnt training than plzz send me on this email [email protected]

  7. Ager kisi k pass PTS k sub Engineer civil k old papers hain to kindly email kr dy.
    [email protected]

  8. salam sir,
    please send me past paper of PTS related by railway..if you have so please send my gmai .

  9. Sir
    I need past papers or sample papers for PSO MANAGEMENT TRAINEE PROGRAM.
    KINDLY share at [email protected]

  10. Sir
    If u have solved past pts paper so please send me at my mail I’d.

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