Correct Answer: Temperature

Solution : Given:
Stethoscope : Heartbeat :: Thermometer : ?

Like, a stethoscope is an instrument used for measuring heartbeat.
Similarly, a thermometer is an instrument used for measuring temperature.

Hence, the fourth option is correct.

Correct Answer: 29.5

Solution : The correct answer is 29.5

The first phase of the moon occurs during the new moon when the sun and moon are at the same ecliptic longitude. There are roughly 29.5 days that separate two new moons in a row.

Correct Answer: illusion

Solution : The third option will be the correct choice.

Mirage: It is an optical illusion caused by atmospheric conditions that make an object appear displaced from its true position.

Illusion: It is something that deceives by producing a false or misleading impression. In the context of

Correct Answer: CROP

Solution : Given:
EVAPORATION

Now let's compare all the option words with the word EVAPORATION –
First option: PORT; All the letters of PORT are present in the word EVAPORATION.
Second option: TIRE; All the letters of TIRE are present in the word EVAPORATION.
Third option: CROP; 

Correct Answer: personal problems

Solution : The third option is correct.

Explanation: The term personnel refers to the employees or workforce of an organisation. In the given sentence, the intended meaning is Jeremy's individual or private problems, not those related to his work or personnel. Therefore, the correct term

Correct Answer: maintain

Solution : The correct choice is the third option.

The word maintain best aligns with the description provided; it means to cause something to continue, to keep up, or to preserve a state of affairs or an activity. 

The meanings of the other options are as

Correct Answer: ABCD-3142

Solution : The correct answer is ABCD-3142.

• Bhatkal - Karnataka, in Uttara Kannada District of Karnataka.
• Alleppey - Kerala, also known as Alappuzha.
• Kakinada - Andhra Pradesh, is a deep-water port and the first to be constructed through a public-private partnership in the nation. It is also

Correct Answer: 27.72

Solution : The angles of three sectors are taken as $\theta_1, \theta_2$, and $\theta_3$.
The area of a sector of a circle with radius $r$ and angle $\theta$ is given by $\frac{1}{2} r^2 \theta$, where $\theta$ is in radians.
The sum of the areas of three sectors

Correct Answer: It is nothing else than

Solution : The first option is correct.

Nothing else than should be replaced with nothing less than. The phrase nothing less than is used to emphasise how great or extreme something is.

Therefore, the correct sentence is: It is nothing less than

Correct Answer: Electrolytic Refining

Solution : The correct answer is Electrolytic Refining.

The most widely used method for refining impure metals is electrolysis. Electrolysis involves passing an electric current through a molten or dissolved ionic compound, causing the metal ions to migrate to the electrode (cathode), where they gain