Correct Answer: 1

Solution : The correct choice is the first option.

This is the correct choice. It indicates the duration of the illness. It implies that his mother has been unwell continuously over the past five days. For is commonly used to express how long something has been happening

Correct Answer: once

Solution : The correct answer is once.

The Preamble to the Indian Constitution underwent a significant amendment on December 18, 1976, during the Emergency period. Through the 42nd Amendment, the words "socialist" and "secular" were inserted, positioning them between "sovereign" and "democratic." And also, "Unity of

Correct Answer: Changing party after winning the election.

Solution : The correct answer is Changing party after winning the election.

The anti-defection law in India was passed in 1985, and it aims to curb political defections and bring stability to the elected government. Defection is a term used when

Correct Answer:

Solution : The movement of geometrical shape is as follows — 
The top left corner shifted to the top right corner, the top right corner shifted to the bottom left corner, the bottom left corner shifted to the bottom right corner, the centre shifted to the top left

Correct Answer: 12%

Solution : We know, Loss percentage = $\frac{\text{Cost price−Selling price​}}{\text{Cost price}}×100$
Given,
Cost price = INR 625 and selling price = INR 550
$\therefore$ Loss percentage = $\frac{625−550​}{625}×100=\frac{75}{625}×100=12\%$
Hence, the correct answer is 12%.

Correct Answer: 25

Solution : Given:
01 : 04 :: 16 : ?

Like, (1)² = 1; (2)² = 4
Numbers 1 and 2 are the consecutive numbers.
Similarly, (4)² = 16; (5)² = 25

So, 25 is the required answer. Hence, the second option is

Correct Answer: $-3$

Solution : Given: $\frac{\sin ^2 52^{\circ}+2+\sin ^2 38^{\circ}}{4 \cos ^2 43^{\circ}-5+4 \cos ^2 47^{\circ}}$
= $\frac{\sin ^2 52^{\circ}+2+\sin ^2 (90^{\circ} - 52^{\circ})}{4 \cos ^2 43^{\circ}-5+4 \cos ^2 (90^{\circ} - 43^{\circ})}$
= $\frac{\sin ^2 52^{\circ}+2+\cos ^2 52^{\circ}}{4 \cos ^2 43^{\circ}-5+4 \sin ^2 43^{\circ}}$
= $\frac{1+2}{4 (\cos ^2 43^{\circ}+

Correct Answer: as keen as mustard

Solution : The correct choice is the second option.

As keen as mustard, is an idiom that means to be very enthusiastic or eager about something. It conveys a high level of keenness and energy.

Therefore, the correct answer is, as keen as mustard.

Correct Answer: Hydrogen

Solution : The correct answer is Hydrogen.

There is an unusual occurrence in the Modern Periodic table concerning the position of Hydrogen (H). During the first period, Hydrogen can be found in either Group 1 or Group 17. Group 1, known as the alkali metals, is

Correct Answer: BOSE

Solution : Given:
CARBONATE

Now let's compare all the option words with the word CARBONATE –
First option: CARBON; All the letters of CARBON are present in the word CARBONATE.
Second option: BORN; All the letters of BORN are present in the word CARBONATE.
Third option: EARN;