Practice Question and Answer

Q:

पिछड़ा वर्ग आयोग के पहले अध्यक्ष कौन थे?

2077 0

  • 1
    जगजीवन राम
    Correct
    Wrong
  • 2
    काका साहब कालेलकर
    Correct
    Wrong
  • 3
    बी। डी। शर्मा
    Correct
    Wrong
  • 4
    बी। आर। अम्बेडकर
    Correct
    Wrong
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Answer : 2. "काका साहब कालेलकर"

Q:

पिएत्रा ड्यूरा, वास्तुकला की जड़ना तकनीक निम्नलिखित स्मारक पाई जा सकती है?

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  • 1
    ताजमहल
    Correct
    Wrong
  • 2
    इंडिया गेट
    Correct
    Wrong
  • 3
    चार मीनार
    Correct
    Wrong
  • 4
    गेटवे ऑफ इंडिया
    Correct
    Wrong
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Answer : 1. "ताजमहल"
Explanation :

सही विकल्प 1 है अर्थात ताज महल। पिएट्रा ड्यूरा, वास्तुकला की जड़ाऊ तकनीक ताज महल में पाई जा सकती है। पिएट्रा ड्यूरा को "पार्चिन कारी" भी कहा जाता है, यह चित्र बनाने के लिए कटे और फिट, अत्यधिक पॉलिश किए गए रंगीन पत्थरों का उपयोग करने की जड़ाई तकनीक के लिए एक शब्द है।


Q:

सिरका में कौन-सा अम्ल पाया जाता है ?

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  • 1
    लैक्टिक अम्ल
    Correct
    Wrong
  • 2
    साइट्रिक अम्ल
    Correct
    Wrong
  • 3
    मेथैनॉइक अम्ल
    Correct
    Wrong
  • 4
    एसीटीक अम्ल
    Correct
    Wrong
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Answer : 4. "एसीटीक अम्ल"

Q: .‘ Yakshagana’ is a traditional theatre form of which Indian state? 2077 0

  • 1
    Maharashtra
    Correct
    Wrong
  • 2
    Andhra Pradesh
    Correct
    Wrong
  • 3
    Karnataka
    Correct
    Wrong
  • 4
    Rajasthan
    Correct
    Wrong
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Answer : 3. "Karnataka"

Q: The letters of the word PROMISE are to be arranged so that three vowels should not come together. Find the number of ways of arrangements? 2077 0

  • 1
    4320
    Correct
    Wrong
  • 2
    4694
    Correct
    Wrong
  • 3
    4957
    Correct
    Wrong
  • 4
    4871
    Correct
    Wrong
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Answer : 1. "4320"
Explanation :

Answer: A) 4320 Explanation: Given Word is PROMISE. Number of letters in the word PROMISE = 7 Number of ways 7 letters can be arranged = 7! ways Number of Vowels in word PROMISE = 3 (O, I, E) Number of ways the vowels can be arranged that 3 Vowels come together = 5! x 3! ways   Now, the number of ways of arrangements so that three vowels should not come together = 7! - (5! x 3!) ways = 5040 - 720 = 4320.

Q: Water is a compound because it? 2076 0

  • 1
    it contains two different elements joined by chemical bond
    Correct
    Wrong
  • 2
    it contains hydrogen & oxygen
    Correct
    Wrong
  • 3
    it exists as solid, liquid or gas
    Correct
    Wrong
  • 4
    it cannot be split up into simpler substances by chemicals means
    Correct
    Wrong
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Answer : 1. "it contains two different elements joined by chemical bond"
Explanation :

Answer: A) it contains two different elements joined by chemical bond Explanation: We know that All compounds are molecules, but not all molecules are compounds. Water is a molecule because it is made from atoms that have been chemically combined. It is also a compound because the atoms that make water are not all the same - some are oxygen and some are hydrogen.   Hence, Water is a molecule and a compound.

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