Correct Answer: Dermatologist

Solution : The first option is the correct choice.

A dermatologist is a medical practitioner qualified to diagnose and treat skin disorders.

The meanings of the other options are:

• Ophthalmologist: a specialist in the branch of medicine concerned with the study and treatment of disorders and

Correct Answer: 37.71

Solution : In 4 hours, the hour hand covers = $0.5° \times 4 \times 60 = 120°$
Now, the area of the sector covered by the hour hand = $\pi \times 6^2\times \frac{120°}{360°}$
⇒ Area = $12\pi = 37.71\ \mathrm{cm^2}$
Hence, the correct answer is 37.71.

Correct Answer:

Solution : When the given folded paper is unfolded, it will look like –

Hence, the second option is correct.

Correct Answer: Article 141

Solution : The correct option is Article 141.

Article 141 of the Constitution of India states that the Law declared by the Supreme Court is to be binding on all courts. The law declared by the Supreme Court shall be binding on all courts within the

Correct Answer: 4

Solution : The phrase "is going underway" is redundant. "Underway" already means that something is in progress, so there's no need to use "going" alongside it. The corrected sentence removes the redundancy and conveys the intended meaning that a study is currently in progress to determine the

Correct Answer: 1 :  3

Solution : Given:
A contains 10% acid, solution B contains 30% acid and the mixture contains 25% acid.
Using the rule of alligation, we get,


So, the required ratio = 5 : 15 = 1 : 3
Hence, the correct answer is 1 : 3.

Correct Answer: Aschelminthes

Solution : The correct answer is Aschelminthes.

Another name used for roundworms is Aschelminthes. This may be free-living, or parasitic. This means they are found in nature alone or may also be present in the bodies of other organisms. One distinguished characteristic of this organism is the

Correct Answer: Classification

Solution : The correct option is Classification.

The science of classifying organisms is known as taxonomy. It is a vast discipline that includes organism identification, description, naming, and classification. Taxonomy is founded on the idea that all organisms are linked to one another and may be classified

Correct Answer:

Solution : Properties of a dice –
1. Opposite faces of a dice cannot appear or hide together. 
2. Sides of the opposite faces of a dice cannot touch each other.
Rules to find out the opposite faces of a dice when two or more positions of the

Correct Answer: number of chromosomes

Solution : The correct option is number of chromosomes.

Polyploidy is a phenomenon in which an organism's cells have more than two full sets of chromosomes. This can occur as a result of cell division issues, such as non-disjunction during meiosis, which results in an