Correct Answer: No improvement

Solution : The correct choice is the first option.

Explanation: The original sentence "He was considered a genius by his school headmaster" is grammatically correct. It uses the past tense "was considered" to convey the action of being regarded as a genius in the passive

Correct Answer: 5 : 16

Solution : $\text{Given:}$

$\text{No. of required student =50}$

$\text{Total No. of students in class= 20+50+90 =160}$

$\text{Required ratio = Number of students who scored second class in the 2000 : Total students appeared in the 2000 }$

$\text{Required ratio = 50:160 = 5:16}$

Correct Answer: 30

Solution : The correct answer is 30.

30 years is the least amount of time that weather variations are taken into account when predicting a place's climate. The troposphere layer of the atmosphere is where weather primarily occurs and is the lowest level of the atmosphere. The

Correct Answer:

Stomatal opening

Solution : The correct answer is Stomatal opening.

Guard cells, which are specialised cells that govern the opening of the stomata, convert starch to sugar. The guard cells becomes turgid and the stomata open when they are loaded with sugar. During photosynthesis, this enables for the

Correct Answer: 64

Solution : Let's check the options —
First option: 36 ⇒ 36 ÷ 3 = 12
Second option: 64 ⇒ 64 is not divisible by 3
Third option: 54 ⇒ 54 ÷ 3 = 18
Fourth option: 108 ⇒108 ÷ 3 = 36

So, the second option

Correct Answer: Sri Lanka

Solution : The correct option is Sri Lanka.

The Palk Strait separates Sri Lanka's Northern Province, particularly the Jaffna District, from the Indian state of Tamil Nadu. It connects Palk Bay in the southwest to the Bay of Bengal in the northeast. This strait is

Correct Answer: (2)

Solution : The correct choice is the second option.

It is the most appropriate choice, as it directly conveys the idea that something is harmful or hurts health. It means tending to cause harm or have a damaging effect.

The meanings of the other options are as

Correct Answer: SALUTE

Solution : Given:
CONSULTATION

Now, let's compare all the option words with the word CONSULTATION –
First option: CONSTANT; All the letters of CONSTANT​​​​​ are present in the word CONSULTATION.
Second option: NATION; All the letters of NATION are present in the word CONSULTATION.

Correct Answer: virtious

Solution : The second option is the correct choice.

The wrongly spelled word is virtious. The correct spelling is virtuous, which refers to having high moral qualities and being characterised by virtue or moral excellence.

The meanings of other options are as follows:

• Delicious means having a

Correct Answer: Rs. 4000

Solution : Given, Rate = 7% and Time = 11 years
Let the amount lent be $P$.
Interest earned = $P - 920$
We know, Simple interest = $\frac{\text{Principal × Rate × Time}}{100}$
⇒ $P - 920 = \frac{P×7×11}{100}$
⇒ $100P - 92000 = 77P$
⇒