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Question : Which of the following bases is found in lime water?
Option 1: Calcium hydroxide
Option 2: Potassium hydroxide
Option 3: Magnesium hydroxide
Option 4: Ammonium hydroxide
Correct Answer: Calcium hydroxide
Solution : The correct answer is Calcium hydroxide.
Lime water contains calcium hydroxide, which is a strong base. The chemical formula for calcium hydroxide is Ca(OH)2. When calcium oxide (quicklime) reacts with water, it forms calcium hydroxide, resulting in lime water. The hydroxide
Question : Which of the following pair of compound – general formula is correct? I. Alkenes – CnH2n II. Alkanes – CnH2n-1
Option 1: Only II
Option 2: Only I
Option 3: Neither I nor II
Option 4: Both I and II
Correct Answer: Only I
Solution : The correct answer is Only I
Alkenes are hydrocarbons with at least one carbon-carbon double bond, whether they are branched or unbranched. There is at least one carbon-to-carbon double bond in every alkene. CnH2n is the general formula for alkenes. A family of compounds
Question : Which of the following are members of 15 naturally occurring metallic chemical elements whose atomic numbers are between 57 and 71?
Option 1: Alkali metals
Option 2: Lanthanides
Option 3: Halogens
Option 4: Actinides
Correct Answer: Lanthanides
Solution : The correct answer is Lanthanides.
Lanthanides are a series of 15 metallic elements from lanthanum to lutetium in the periodic table, and their atomic number ranges from 57 to 71. The modern periodic table consists of 118 elements arranged in 18 groups and seven periods.
Question : tan of complementary of an angle is the same as which of the angles?
Option 1: sin of that angle
Option 2: cot of that angle
Option 3: cos of that angle
Option 4: cosec of that angle
Correct Answer: cot of that angle
Solution : The tangent of the complementary angle is equal to the cotangent of the original angle. Mathematically, this can be expressed as: $\boxed{\tan (90° - θ) = \cot θ}$ So, if we have an angle $θ$, then the tangent of its complementary angle
Question : Directions: In a certain code language, FUNNY is written as LATTE, and DRIVE is written as JXOBK. How will CLASS be written in that language?
Option 1: IRGZZ
Option 2: IRGXX
Option 3: IRGYY
Option 4: IRHYY
Correct Answer: IRGYY
Solution : Given: FUNNY is written as LATTE, and DRIVE is written as JXOBK.
Add 6 to the place value of each letter to obtain the required code – FUNNY⇒ F + 6 = L; U + 6 = A; N + 6 = T; N +
Question : Select the most appropriate idiom for the underlined segment in the given sentence. I took a quick trip to my cousin’s house before going on vacation to Africa.
Option 1: Break the journey
Option 2: Paid a flying visit
Option 3: Lived out of a suitcase
Option 4: Float one’s boat
Correct Answer: Paid a flying visit
Solution : The correct option is the second option.
Explanation: Paid a flying visit fits best in the context as it denotes a brief and quick visit, which aligns with the sentence's description of a quick trip to the cousin's house before embarking on
Question : Select the most appropriate option that can substitute the underlined segment in the given sentence.
Sujata has not and can never in the good books of her principal as she lacks honesty.
Option 1: has not been and can never be
Option 2: has not been and can never been
Option 3: has not be and can never be
Option 4: has not be and can never been
Correct Answer: has not been and can never be
Solution : The correct choice is the first option.
The sentence is in the present perfect continuous tense, and thus "has not" should be replaced with "has not been" to correctly convey the idea that she was not and
Question : Select the correct direct form of the given sentence.
The policeman told the boys to go home and not move at night during the curfew period.
Option 1: The policeman said to the boys, "Go home and not move at night during the curfew period."
Option 2: The policeman said to the boys, "Go home and don't move at night during the curfew period."
Option 3: The policeman said to the boys, "You can go home and do not move at night during the curfew period."
Option 4: The policeman said to the boys, "Please go home and not move at night during the curfew period."
Correct Answer: The policeman said to the boys, "Go home and don't move at night during the curfew period."
Solution : The correct choice is the second option.
Narration Conversion:
Question : Select the most appropriate synonym to replace the italicised word.
A shadow of guilt darkened his eyes.
Option 1: remorselessness
Option 2: innocence
Option 3: remorse
Option 4: impenitence
Correct Answer: remorse
Solution : The correct choice is the third option.
Explanation:
In the sentence, "A shadow of guilt darkened his eyes", the word guilt implies a feeling of remorse or regret. Therefore, the synonym that best captures the meaning is remorse.
The meanings of the other
Question : Directions: M is the brother of N. B is the brother of N. M is the brother of D. But N is not the brother of D. How is N related to D?
Option 1: Nephew
Option 2: Cousin
Option 3: Sister
Option 4: Brother
Correct Answer: Sister
Solution : As per the given information, the family tree will be as follows –
Here, the quadrilateral represents the male, and the circular figure represents the female in the figure.
So, from the above family tree, N is the sister of D. Hence, the third option
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