IIT JEE Practice Question and Answer

Q: Which liquid is the most viscous? 1375 0

  • 1
    Water
    Correct
    Wrong
  • 2
    Diesel
    Correct
    Wrong
  • 3
    Milk
    Correct
    Wrong
  • 4
    Oil
    Correct
    Wrong
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Answer : 4. "Oil"
Explanation :

Answer: D) Oil Explanation: Here Oil is the most viscous liquid. The liquid with the most intermolecular force is high viscous. viscosity is how smoothly a liquid flows and how hardly the liquid flows it is highly viscous.

Q: Who has become First Hindu to be a Pakistan Cabinet Minister in 20 years ? 1374 0

  • 1
    Parash Kumar
    Correct
    Wrong
  • 2
    Raghav Verma
    Correct
    Wrong
  • 3
    Darshan Lal
    Correct
    Wrong
  • 4
    Manik Patel
    Correct
    Wrong
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Answer : 3. "Darshan Lal"
Explanation :

Answer: C) Darshan Lal Explanation: After a span of 20 years, a Hindu politician, Darshan Lal, is set to take the role of a cabinet minister in Pakistan.  The new Prime Minister Shahaid Khaqan Abbasi formulated his cabinet and has appointed 65-year old Lal to lead coordination between four Pakistan provinces. Lal reportedly used to practice as a doctor in Mirpur Mathelo town in Ghotki district of Sindh province.

Q: If a carrier wave of 1000 kHz is used to carry the signal, the length of transmitting antenna will be equal to _____ ? 1374 0

  • 1
    300 m
    Correct
    Wrong
  • 2
    30 m
    Correct
    Wrong
  • 3
    3 m
    Correct
    Wrong
  • 4
    0.3 m
    Correct
    Wrong
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Answer : 1. "300 m"
Explanation :

Answer: A) 300 m Explanation: h =   = 3 × 108/106 = 300 m

Q: What are the end products of cellular respiration? 1374 0

  • 1
    ATP, Glucose
    Correct
    Wrong
  • 2
    Glucose, Oxygen
    Correct
    Wrong
  • 3
    Oxygen, Water
    Correct
    Wrong
  • 4
    ATP, Water
    Correct
    Wrong
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Answer : 4. "ATP, Water"
Explanation :

Answer: D) ATP, Water Explanation: Cellular respiration is the three-step process by which cells make ATP using glucose and oxygen. Oxygen and glucose are both reactants in the process of cellular respiration. The main product of cellular respiration is ATP, waste products include carbon dioxide and water.

Q: In the following question four words are given of which two words are most nearly the same or opposite in meaning. Find the two words. ( 1373 0

  • 1
    Soft    (
    Correct
    Wrong
  • 2
    Fatiguing     (
    Correct
    Wrong
  • 3
    Discordant     (
    Correct
    Wrong
  • 4
    Force
    Correct
    Wrong
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Answer : 2. "Fatiguing     ("
Explanation :

Answer: B) A-C Explanation: Meaning of Discordant = Harsh That implies Harsh opposite is soft.

Q: The difference of two numbers is 1365. On dividing the larger number by the smaller, we get 6 as quotient and 15 as remainder. What is the smaller number  ? 1373 0

  • 1
    270
    Correct
    Wrong
  • 2
    1270
    Correct
    Wrong
  • 3
    350
    Correct
    Wrong
  • 4
    720
    Correct
    Wrong
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Answer : 1. "270"
Explanation :

Answer: A) 270 Explanation: Let the smallest number be x.Then larger number = (x + 1365)x + 1365 = 6x + 15= 5x = 1350 x = 270Smaller number = 270.

Q: The average marks of a student in 7 subjects is 85. His average marks in 6 subjects except English is 83. What is his marks in English ? 1372 0

  • 1
    97
    Correct
    Wrong
  • 2
    98
    Correct
    Wrong
  • 3
    92
    Correct
    Wrong
  • 4
    93
    Correct
    Wrong
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Answer : 1. "97"
Explanation :

Answer: A) 97 Explanation: Marks in English  = 85×7 – 83×6 = 595 – 498 = 97

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Answer : 1. "TRUE"
Explanation :

Answer: A) TRUE Explanation: Since the Gaslight Commons costs more than the Riverdale Manor and the Livingston Gate costs more than the Gaslight Commons, it is true that the Livingston Gate costs the most.

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