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Question : Hard water and soft water can be distinguished by using
Option 1: Dilute acid
Option 2: Ordinary soap
Option 3: Detergent
Option 4: Liquid soap
Correct Answer: Detergent
Solution : The correct option is Detergent.
Hard water requires more detergent to remove stains and provide a deep cleaning. On the other hand, soft water makes the process easier because it requires less water and detergent for a thorough cleaning.
Question : Who among the following was the founder of the Khalji Dynasty?
Option 1: Jalal-ud-Din Khalji
Option 2: Alauddin Khalji
Option 3: Nasiruddin Khusrau Shah
Option 4: Qutb-ud-din Mubarak Shah
Correct Answer: Jalal-ud-Din Khalji
Solution : The correct option is Jalal-ud-Din Khalji.
Jalal-ud-Din Khalji was the founder of the Khalji Dynasty. He assassinated the last ruler of the slave kings and crowned himself the Sultan of the Delhi Sultanate. The Khalji dynasty was the second dynasty to rule the Delhi
Question : Which of the following sites has been included in UNESCO's list of World Heritage Sites?
Option 1: Chilika lake
Option 2: Dal lake
Option 3: Nigeen lake
Option 4: Sundarban National Park
Correct Answer: Sundarban National Park
Solution : The correct option is Sundarban National Park.
In 1987, the Sundarban National Park was given a UNESCO World Heritage Site status. It was recognised for its remarkable natural and biological value, notably for its mangrove forests and the habitats they offer for a
Question : Directions: Which one of the following responses is correct? 8 * 5 * 27 * 3 * 16
Option 1: ×, =, –, +
Option 2: –, =, ×, +
Option 3: ×, =, +, –
Option 4: +, –, =, ×
Correct Answer: ×, =, –, +
Solution : Given: 8 * 5 * 27 * 3 * 16
Replace * with the mathematical signs and solve the equation using the BODMAS rule.
Let's check the given options – First option: ×, =, –, + ⇒ 8 × 5 = 27
Question : Redistribution of income in a country can be brought about through
Option 1: progressive taxation combined with progressive expenditure
Option 2: progressive taxation combined with regressive expenditure
Option 3: regressive taxation combined with regressive expenditure
Option 4: regressive taxation combined with progressive expenditure
Correct Answer: progressive taxation combined with progressive expenditure
Solution : The correct answer is progressive taxation combined with progressive expenditure.
Redistribution of income and redistribution of wealth, respectively, are the transfers of income and wealth (including real estate) from some people to others through taxation, monetary policies, etc. Combining
Question : LCM of $\frac{5}{33},\frac{25}{11},\frac{20}{55},$ and $\frac{15}{77}$ is:
Option 1: $\frac{300}{11}$
Option 2: $\frac{300}{77}$
Option 3: $\frac{25}{33}$
Option 4: $\frac{500}{11}$
Correct Answer: $\frac{300}{11}$
Solution : LCM of $\frac{5}{33},\frac{25}{11},\frac{20}{55},$ and $\frac{15}{77}$ is: = $\frac{\text{LCM of 5,25,20,15}}{\text{HCF of 33,11,55,77}}$ = $\frac{300}{11}$ Hence, the correct answer is $\frac{300}{11}$.
Question : In ruminants like cattle, bacteria present in ______ help in the digestion of cellulose.
Option 1: rumen
Option 2: oesophagus
Option 3: small intestine
Option 4: large intestine
Correct Answer: rumen
Solution : The correct option is rumen.
Bacteria in the rumen aid in the digestion of cellulose in ruminants, such as cattle. In ruminants, the rumen is the first region of the stomach. It is home to a diverse range of microorganisms, including fungi, bacteria, and
Question : India won the bronze medal (the only one won by India) in which team sports at the Tokyo Olympics 2020?
Option 1: Basketball
Option 2: Field hockey
Option 3: Badminton
Option 4: Table tennis
Correct Answer: Field hockey
Solution : The correct answer is Field hockey.
India triumphed over Germany to secure the bronze medal in men's hockey during the 2021 Olympic Games in Tokyo. Manpreet Singh is the captain of the Indian hockey team. In the Summer Olympic Games in 1972, 1968,
Question : In which Five-Year Plan was the Jawahar Rozgar Yojana started?
Option 1: Seventh
Option 2: Fourth
Option 3: Sixth
Option 4: Fifth
Correct Answer: Seventh
Solution : The correct answer is Seventh.
During the Seventh Five-Year Plan, the Jawahar Rozgar Yojana (JRY) was launched. The Rajiv Gandhi government introduced it on April 1, 1989. The JRY was a rural employment guarantee programme designed to help the jobless and underemployed in rural regions
Question : The value of (11111)2 is:
Option 1: 12344321
Option 2: 121212121
Option 3: 123454321
Option 4: 1132462
Correct Answer: 123454321
Solution : $11^2=121$ $111^2=12321$ $1111^2=1234321$ So, $11111^2=123454321$ Hence, the correct answer is 123454321.
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