35500+ Important MCQs for BANK CLERK

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35500+ MCQs for BANK CLERK are available here. You can learn these questions for your better preparation. Questions are available with its correct answer. You can check the correct answer of any questions by clicking the option or show answer button.
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📊 Chemistry
Q. Formation of curd from milk is chemical reaction.
  • (A) TRUE
  • (B) FALSE
  • (C) ---
  • (D) ---
💬 Discuss
✅ Correct Answer: (A) TRUE

Explanation: The process of conversion of milk into curd is called fermentation. It is a chemical change. Milk consists of globular proteins called casein. As the microorganism lactobacillus react with milk and turn it to curd. For it 37 degree temperature is needed. But sometimes when it does not get favourable condition, then other microorganism react and makes the curd taste different.

📊 Chemistry
Q. The oxidation number of Cr in K2Cr2O7 is
  • (A) +6
  • (B) -5
  • (C) +3
  • (D) -4
💬 Discuss
✅ Correct Answer: (A) +6
📊 Chemistry
Q. Which of the following elements is an actinide?
  • (A) Ytterbium
  • (B) Lutetium
  • (C) Curium
  • (D) Erbium
💬 Discuss
✅ Correct Answer: (C) Curium
📊 Chemistry
Q. Which of the following statements about the reaction below are INCORRECT?
2Pb + C → 2Pb + CO2

A. Carbon di-oxide is getting, oxidised
B. Lead is getting reduced
C. Carbon is oxidised
D. Lead oxide is getting reduced
  • (A) A and C
  • (B) A and B
  • (C) B and C
  • (D) A, B and C
💬 Discuss
✅ Correct Answer: (B) A and B
📊 Chemistry
Q. Which sample of matter is a mixture?
  • (A) KBr (S)
  • (B) NaCl (L)
  • (C) K (S)
  • (D) NaCl (Aq)
💬 Discuss
✅ Correct Answer: (D) NaCl (Aq)

Explanation: Mixtures are combination of two or more substances physically which can be separated in to the original.

Matter can be breakdown into two categories.
1) Pure substances
2) Mixtures

Here in the given options, options A, B, C are pure substances as they are indicated as S & L in brackets. Option D) is an aqueous solution, that can be dissolved in water.

📊 Chemistry
Q. Which of the following is NOT a double displacement reaction?
  • (A) CuSO4 + H2S ---> CuS + H2SO4
  • (B) Mg3N2 + 6H2O --> 3MgOH2 + 2NH3
  • (C) BaCl2 + H2SO4 --> BaSO4 + 2HCl
  • (D) NaOH + HCl --> NaCl + H2O
💬 Discuss
✅ Correct Answer: (B) Mg3N2 + 6H2O --> 3MgOH2 + 2NH3
📊 Chemistry
Q. Which compound contains both ionic and covalent bonds?
  • (A) NaNO3
  • (B) CaSO4
  • (C) NH4Cl
  • (D) All of the above
💬 Discuss
✅ Correct Answer: (D) All of the above

Explanation: Here all the given compounds have both ionic and covalent bonds.

NaNO3 - In Sodium nitrate, Nitrate is covalently bonded as nitrogen is bonded with 3 oxygen atoms. And this nitrate is ionically bonded with sodium.


CaSO4 - In Calcium sulphate, sulphate is covalently bonded as sulphur is bonded with 4 oxygen atoms. And this sulphate is ionically bonded with calcium.

NH4Cl - In Ammonium chloride, ammonium is covalently bonded as nitrogen is bonded with 4 hydrogen atoms. And this ammonium is ionically bonded with chlorine.

📊 Chemistry
Q. Blue litmus paper is converted into red in solution of _______
  • (A) Acid
  • (B) Base
  • (C) Alkali
  • (D) Salt
💬 Discuss
✅ Correct Answer: (A) Acid
📊 Chemistry
Q. Gammaxene, D.D.T. & Bleaching powder are important compounds of
  • (A) Nitrogen
  • (B) Phosphorus
  • (C) Chlorine
  • (D) Sulphur
💬 Discuss
✅ Correct Answer: (C) Chlorine
📊 Chemistry
Q. Fill in the blank with the most appropriate option.
Ethanol is denatured to ___.
  • (A) make it unsuitable for drinking
  • (B) make it suitable for drinking
  • (C) increase its stability
  • (D) make it suitable as an antiseptic
💬 Discuss
✅ Correct Answer: (A) make it unsuitable for drinking

You are learning MCQ Questions of BANK CLERK Department : 168 | Page : 4

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