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Question : Ustad Bismillah Khan is associated with which of the following instruments?
Option 1: Shehnai
Option 2: Veena
Option 3: Flute
Option 4: Violin
Correct Answer: Shehnai
Solution : The correct option is Shehnai.
The reeded woodwind instrument known as the Shehnai is linked to Ustad Bismillah Khan. He was a legendary Indian classical musician and one of the most renowned Shehnai players in the world.
Question : A alone can do a piece of work in 10 days. B alone can do the same work in 12 days. They work on alternate days starting with A. In how many days will they complete $\frac{3}{4}$th of the total work?
Option 1: $\frac{47}{3}$ days
Option 2: $\frac{50}{3}$ days
Option 3: $\frac{53}{6}$ days
Option 4: $\frac{49}{6}$ days
Correct Answer: $\frac{49}{6}$ days
Solution : Given: A alone can do a piece of work in 10 days. B alone can do the same work in 12 days. They work on alternate days starting with A. Total work = Time × Efficiency The total work done overall = LCM(10, 12)
Question : The members of All India Services serve the
Option 1: Central government only
Option 2: State government only
Option 3: Union territories only
Option 4: Both the union and state governments
Correct Answer: Both the union and state governments
Solution : The correct option is both the union and state governments.
Members of All India Services work for both the union government and their respective state governments. The Indian Administrative Service (IAS), Indian Police Service (IPS), and Indian Forest Service (IFS)
Question : The amount of water recommended by the United Nations in 2022 for drinking, washing, cooking, and maintaining proper hygiene is a minimum of___________ litres per person per day.
Option 1: 50
Option 2: 60
Option 3: 40
Option 4: 70
Correct Answer: 50
Solution : The correct answer is 50 litres.
According to UN Recommendations 2022, an average individual needs roughly 50 litres of water per day to meet basic needs such as washing, cooking, drinking, and maintaining good hygiene.
Question : P and Q, starting simultaneously from two different places, proceed towards each other at a speed of 20 km/h and 30 km/h, respectively. By the time they meet each other. Q has covered 36 km more than P. The distance (in km) between the two places is:
Option 1: 144
Option 2: 162
Option 3: 180
Option 4: 108
Correct Answer: 180
Solution : Let P and Q meet after t hours. Distance = Speed × Time Speed of P = 20 km/h Speed of Q = 30 km/h Distance covered by Q in t hrs = 30t Distance covered by P in t hrs = 20t According to
Question : In the following question, out of the given four alternatives, select the one which best expresses the meaning of the idiom or phrase. To twiddle one’s thumbs.
Option 1: To be idle.
Option 2: To play safe.
Option 3: To waste one’s resources.
Option 4: To show no mercy.
Correct Answer: To be idle.
Solution : The correct choice is the first option.
The idiom "to twiddle one's thumbs" refers to "do nothing or be idle".
When someone is twiddling his thumbs, he is making circular motions with his thumbs while his hands are otherwise inactive. This gesture is
Question : The radius of the base of a solid right circular cone is 8 cm and its height is 15 cm. The total surface area of the cone is:
Option 1: 200$\pi$
Option 2: 120$\pi$
Option 3: 136$\pi$
Option 4: 128$\pi$
Correct Answer: 200$\pi$
Solution : Given: Radius, $r\ = 8$ cm Height, $h\ =\ 15$ cm Let $l$ be the slant height. As we know, $l^2\ =\ r^2\ +\ h^2$ $\Rightarrow l^2\ =\ 8^2\ +\ 15^2$ $\Rightarrow l^2\ =\ 64\ +\ 225$ $\Rightarrow l^2\ =\ 289$ $\therefore l\ =\ 17$
Question : Nitroglycerin extended-release capsules are used to ease and avoid a certain _______ disease symptom.
Option 1: heart
Option 2: lungs
Option 3: liver
Option 4: brain
Correct Answer: heart
Solution : The correct option is heart.
Nitroglycerin extended-release capsules are commonly used to ease and prevent angina pectoris symptoms. Angina pectoris is a condition characterised by chest pain or discomfort caused by reduced blood flow to the heart muscle. Nitroglycerin helps to relax and widen
Question : Select the most appropriate option to substitute the underlined segment in the given sentence. If there is no need to substitute it, select ‘No substitution required’. She is being waited for you for two hours.
Option 1: had wait
Option 2: has been waiting
Option 3: No substitution required
Option 4: have been waited
Correct Answer: has been waiting
Solution : The correct choice is the second option.
Explanation: The reason for this choice is that the sentence is describing an ongoing action that started in the past and is still continuing in the present. The present perfect continuous tense "has been waiting" correctly
Question : Which of the following is the first man-made plastic that is a bad conductor of heat?
Option 1: Teflon
Option 2: Polythene
Option 3: Bakelite
Option 4: Nylon
Correct Answer: Bakelite
Solution : The correct answer is Bakelite.
Bakelite is the first synthetic plastic invented in 1907. It is a thermosetting resin known for its electrical insulating properties, durability and distinctive appearance. Bakelite played a significant role in shaping the plastics industry and had a transformative impact on
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