Practice Question and Answer
8 Q: Which reserve has become the 16th conservation reserve of Rajasthan recently (in April 2022)?
791 0637cdd81c3515a310848b77e
637cdd81c3515a310848b77e- 1Shakambhari, Sikarfalse
- 2Rotu, Nagaurfalse
- 3Rankhar, Jaloretrue
- 4Mansa Mata, Jhunjhunufalse
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Answer : 3. "Rankhar, Jalore"
Q: The refractive index of diamond is-
791 063b56b933d35cd0dee949e11
63b56b933d35cd0dee949e11- 11.77false
- 21.47false
- 31.44false
- 42.42true
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Answer : 4. "2.42"
Explanation :
The refractive index of diamond is approximately 2.42. Diamond has a very high refractive index, which means it bends light at a significant angle when it enters the diamond, contributing to its sparkling brilliance.
Q: Average weight of 25 students of a class is 50 kg. If the weight of the class teacher is included, the average is increased by 1 kg. The weight of the teacher is
791 06401b3c195361d30f87836be
6401b3c195361d30f87836be- 176 kgtrue
- 277 kgfalse
- 374 kgfalse
- 475 kgfalse
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Answer : 1. "76 kg "
Q: In 80 litres mixture of milk and water the ratio of amount of milk to that of amount of water is 7: 3. In order to make this ratio 2: 1, how many litres of water should be added?
791 064103747539cee0fcab9ddcb
64103747539cee0fcab9ddcb- 15false
- 26false
- 38false
- 44true
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Answer : 4. "4"
Q: Select the option that can be used as a one-word substitute for the given group of words.One who dies for a noble cause
791 064198c9ffb0ff69a8ee8a217
64198c9ffb0ff69a8ee8a217- 1Martyrtrue
- 2Hereticfalse
- 3Butcherfalse
- 4Narcissistfalse
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Answer : 1. "Martyr"
Q: The following sentence has been split into four segments. Identify the segment that contains a grammatical error.
Most of the / freshwater lake in India / are in the / Himalayan region.
791 0641b17f89d18d2e8aeffecd4
641b17f89d18d2e8aeffecd4- 1Himalayan regionfalse
- 2Most of thefalse
- 3are in thefalse
- 4freshwater lake in Indiatrue
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Answer : 4. "freshwater lake in India"
Q: After interchanging the two numbers 3 and 6, what will be the value of the given expression?
12 × 3 ÷ 6 + 8 – 2
791 064212fbaed76c064b84c8d8d
64212fbaed76c064b84c8d8d- 115false
- 225false
- 330true
- 420false
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Answer : 3. " 30"
Q: Which of the following factors is responsible for the disease called 'Mad Hatter's Disease'?
791 064a2b182d19ae0083334a44d
64a2b182d19ae0083334a44d- 1Inhalation of iron dustfalse
- 2Inhaling silica dustfalse
- 3Mercury poisoningtrue
- 4Vitamin-D deficiencyfalse
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Answer : 3. "Mercury poisoning"
Explanation :
1. Mercury poisoning is responsible for which of the following diseases called 'Mad Hatter's Disease'?
2. Mad Hatter's Disease is a form of mercury poisoning that affects the brain and nervous system.
3. There is a risk of mental and behavioural changes, such as confusion, hallucination, and irritability etc. in this disease.