IIT JEE Practice Question and Answer

Q: The Study of Blood is called as 1163 0

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Answer :
Explanation :

The Study of Blood is called as Hematology which involves treating diseases that affect the production of blood and its components, such as bloodcells, hemoglobin, blood proteins, bone marrow, platelets, blood vessels, spleen, and the mechanism of coagulation.

Q: 5 L from A are V? 1162 0

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Answer :
Explanation :

5 L from A are V means 5 Letters from Alphabet are Vowels.   Some more of that are: 1. 7 W of the W  :  7 wonders of the world. 2. 5 T on a F       :   5 toes on a foot. 3. 12 S of the Z   : 12 signs of the zodiac. 4. 90 D in a R A 5. 9 P in SS

Q: Which state has won the 'Best Tourism State' national award 2017 ? 1155 0

  • 1
    Maharashtra
    Correct
    Wrong
  • 2
    Karnataka
    Correct
    Wrong
  • 3
    Tamilnadu
    Correct
    Wrong
  • 4
    Madhya Pradesh
    Correct
    Wrong
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Answer : 4. "Madhya Pradesh"
Explanation :

Answer: D) Madhya Pradesh Explanation: Madhya Pradesh has won the 'Best Tourism State' national award for the third consecutive year. President Ram Nath Kovind handed over the award, named as 'Hall of Fame Award', to Minister of State for Tourism Surendra Patwa at a ceremony held at Vigyan Bhawan in New Delhi.

Q: The NADPH required for the calvin cycle comes from 1152 0

  • 1
    Reactions initiated in photosystem 1
    Correct
    Wrong
  • 2
    Citric acid cycle
    Correct
    Wrong
  • 3
    Reactions initiated in photosystem 2
    Correct
    Wrong
  • 4
    Glycolysis
    Correct
    Wrong
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Answer : 3. "Reactions initiated in photosystem 2"
Explanation :

Answer: C) Reactions initiated in photosystem 2 Explanation: ATP and NADPH produced by the light reactions are used in the Calvin cycle to reduce carbon dioxide to sugar. The Calvin cycle is similar to the Krebs cycle in that the starting material is regenerated by the end of the cycle.

Q: India's largest telecom operator Bharti Airtel announced a partnership with __________ to provide cyber security solutions to businesses in India. 1150 0

  • 1
    Symantec Corp
    Correct
    Wrong
  • 2
    Mimecast
    Correct
    Wrong
  • 3
    Cisco
    Correct
    Wrong
  • 4
    Raytheon
    Correct
    Wrong
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Answer : 1. "Symantec Corp"
Explanation :

Answer: A) Symantec Corp Explanation:

Q: Is water a Pure substance? 1150 0

  • 1
    TRUE
    Correct
    Wrong
  • 2
    FALSE Answer & Explanation Answer:
    Correct
    Wrong
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Answer : 1. "TRUE"
Explanation :

Answer: A) TRUE Explanation: True, Water is a Pure substance and not a mixture.   We know that, A mixture is when two or more substances combine physically together. You can find that the mixture retains the properties of the original components. In water, two hydrogen atoms combine with one oxygen atom chemically, forming a new substance that has properties different from hydrogen alone or oxygen alone.   Therefore, water is not a mixture; it is a compound and it is pure.

Q: What is the theme of 2017 World Telecommunication and Information Society Day (WTISD)  ? 1145 0

  • 1
    Entrepreneurship for social impact
    Correct
    Wrong
  • 2
    Reduce digital divide
    Correct
    Wrong
  • 3
    D)  ? A) Entrepreneurship for social impact B) Reduce digital divide C)
    Correct
    Wrong
  • 4
    ? A) Entrepreneurship for social impact B) Reduce digital divide C) Promote digital education for social welfare D) Big data for big impact
    Correct
    Wrong
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Answer : 4. "? A) Entrepreneurship for social impact B) Reduce digital divide C) Promote digital education for social welfare D) Big data for big impact"
Explanation :

Answer: D) Big data for big impact Explanation: The World Telecommunication and Information Society Day (WTISD) is observed every year on May 17 to mark the anniversary of the signing of the first International Telegraph Convention (ITC) and the creation of the International Telecommunication Union (ITU). The purpose of the day is to help raise awareness of the possibilities that the use of the Internet and other information and communication technologies (ICT) can bring to societies and economies, as well as of ways to bridge the digital divide. The 2017 theme “Big Data for Big Impact” focuses on the power of Big Data for development and aims to explore how to turn imperfect, complex, often unstructured data into actionable information in a development context.

Q: Where does most weather occur in the atmosphere? 1143 0

  • 1
    Ionosphere
    Correct
    Wrong
  • 2
    Stratosphere
    Correct
    Wrong
  • 3
    Troposphere
    Correct
    Wrong
  • 4
    Mesosphere
    Correct
    Wrong
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Answer : 3. "Troposphere"
Explanation :

Answer: C) Troposphere Explanation: The troposphere is the lowest layer of the atmosphere and where most clouds are. That means all weather is in the troposphere. Almost all weather occurs in the Troposphere, basically, the lowest layer that goes up to about 10 - 15 kms.

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