Correct Answer: measure the depth of the sea

Solution : The correct answer is measure the depth of the sea.

Echo resounding technique or fathometer is used by the ships to measure the depth of the water body. It works on the priniciple of reflection of sound waves. In this

Correct Answer: BDAC

Solution : The correct choice is the second option.

Explanation:
The correct sequence BDAC creates a logical flow by starting with B, an overarching view of two monumental epics, the Mahabharata and Ramayana, establishing their significance as quintessential cultural pillars in India.
Moving forward to D,

Correct Answer: Protein 

Solution : The correct option is - protein

Silk is primarily composed of fibroin, a protein based polymer. Chemically, fibroin consists of amino acids, including glycine, alanine, and serine, linked together in a specific sequence. These amino acids form the repeating units of the fibroin protein chain.

Correct Answer:

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

Hence, the first option is correct.

Correct Answer: Rs. 648

Solution : Two discounts of 20% and 10% are equivalent to $(20+10-\frac{20×10}{100}) = 28$% discount
Now the list price of the article is Rs. 900.
So, after 28% discount the selling price is = $(900×\frac{100-28}{100}) = (9×72)$ = Rs. 648
Hence, the correct answer is Rs.

Correct Answer: 919

Solution : The correct answer is 919.

According to the 2011 Census of India, the child-sex ratio was 919 females per 1000 males. This ratio reflects the number of females for every 1000 males in the age group of 0–6 years. A declining child sex ratio

Correct Answer: Satyajit Ray

Solution : The correct answer is Satyajit Ray.

Satyajit Ray, the great Bengali director, received an Honorary Academy Award, commonly known as a Special Oscar, in 1992, being the only Indian to do so. He received the Oscar in 1992 at the 64th Academy Awards. Satyajit

Correct Answer: 10%

Solution : The selling price of the mobile = Rs. 4,675
Loss percentage = 15%
New selling price = Rs. 6,050
According to the question,
85% of CP = 4,675
⇒ CP = $\frac{4675}{0.85}$
⇒ CP = Rs. 5,500
If he sold it for Rs. 6,050, then,

Correct Answer: She asked me if I had ever flown a kite.

Solution : The correct choice is the third option.

When converting from indirect to direct speech, consider the following:

• The reporting verb "said to" is changed to "asked" to maintain the interrogative nature of the sentence.
• The

Correct Answer: Satellite

Solution : Given:
Earth : Planet :: Moon : ?

Like, Earth is a planet.
Similarly, the Moon is the natural satellite of the Earth.

Hence, the third option is correct.