Guinness MCQs for Khuddam-ul-Hujjaj/ Nazims

1641

Choose the mismatched pair:

A. Graffian follicle - progestrone B. ICSH - interstial cell C. LH - ovulation D. Estrogen - inhibits FSH

1642

A lizard detaches its tail when attacked by a predator. This is an example of:

A. Autotomy B. Autolysis C. Phagocytosis D. Intracellular digestion

1643

Nucleo proteins are involved in:

A. Cell to cell recognition B. Passing hereditary information to next generation C. Acting as a cell surface marker D. Ensuring fast speed of nerve impulse

1644

Which of the following would be produced as a result of reduction division during gametogenesis:

A. Primary oocyte B. Oogonium C. Primary spermatoeye D. Secondary oocyte

1645

A carrier female for hemophilia is married to an affected male. What would be the probable percentage for their sons to be affected?

A. 0% B. 25% C. 50% D. 100%

1646

Which of the following option is correct for pattern baldness?

A. It is sex linked trait B. Occurs due to hormonal differences between sexes C. Heterozygous male is normal D. Heterozygous female is normal

1647

You must have often heard about the hamstring injury of players. Which of the following is correct about hamstring muscles?

A. It is sex linked trait B. Occurs due to hormonal differences between sexes C. Heterozygous male is normal D. Heterozygous female is normal

1648

The value of "I" for 4p orbital is:

B. 1 C. 2 D. 3

1649

The element having the electronic configuration of noble gas notation [Kr] 5s²4d⁶ is:

A. S₁₃₈⁸⁷ B. R₁₄₄¹⁰¹ C. P₁₄₆¹⁰⁶ D. Z₁₄₀⁻⁹¹

1650

Which of the following compound have any characteristic heat of fusion except?

A. NaCl B. Aluminium oxide C. Iron oxide D. Silicates

1651

If the external pressure is reduced to half, the boiling point of ethanol will be:

A. Greater than 78°C B. Less than 78°C C. Equal to 78°C D. Reduced to half

1652

Predict the shape of CsCl having radius ratio of 0.93.

A. Tetrahedral B. Octahedral C. Body centered cubic D. Hexagonal

1653

The solubility of PbS at 25°C is 4.0 × 10⁻²⁸. Then its ionic concentration will be:

A. 4 × 10⁻¹⁴ B. 2 × 10⁻¹⁴ C. 1 × 10⁻¹⁴ D. 3.0 × 10⁻¹⁰

1654

What conditions should be applied to minimize the leftover reactants in Ammonia synthesis?

A. 200atm, 500°C B. 400atm, 200°C C. 100atm, 400°C D. 200atm, 400°C

1655

In CH₃Cl, bond length of C-Cl is 176.7pm and covalent radius of Cl atom is 99.4pm, the covalent radius of carbon atom is:

A. 66.3 pm B. 276.1 pm C. 175.4 pm D. 77.3 pm

1656

Compound X + Na₂CO₃ → compound Y + CO₂ + H₂OThe compound Y is:

A. CH₂ = CH - CH₂ - CH₃ B. CH₃CH₂CHO C. CH₃COOCH₃ D. CH₃CH₂COOH

1657

Compound A + I₂ + Na₂CO₃ → compound B + RCOONa + NaI + H₂O Identify compound B:

A. Acetone B. Acetic acid C. Acetamide D. Acetic anhydride

1658

Identify the following compounds having shortest bond length:

A. Methyl amine B. Formamide C. Formic acid D. Ethanol

1659

Identify the alkene which gives only one type of aldehyde upon ozonolysis:

A. 1 - pentene B. 2 - methyl propene C. 2 - butene D. 2,3 - dimethyl - 2 - butene

1660

Identify the correct increasing order of reactivity of carbonyl compound towards nucleophilic addition:

A. HCHO < CH₃CHO < CH₃COCH₃ < CH₃CH₂CHO B. CH₃CHO < CH₃COCH₃ < CH₃CH₂CHO < HCHO C. CH₃CH₂CHO < CH₃COCH₃ < HCHO < CH₃CHO D. CH₃CH₂CHO < CH₃COCH₃ < CH₃CHO < HCHO

Guinness World Records (General Knowledge Focus) MCQs with Answers & Explanations (Page 83)

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