Explanation

"In" is defined as inside an area, moving from a point outside to a point inside.

"In the light of the lamp" is the correct phrase, meaning she was sewing within the illuminated area created by the lamp.

Explanation

Solve the equation: 2x + 3 = 9 → 2x = 6 → x = 3.

The value of x = 3 satisfies the equation.

Explanation

"Pulling" makes sense in the context of a car moving slowly, implying it's being dragged or maneuvered.

Pulling means کھینچنا

Explanation

2 is the smallest and the only even prime number.

A prime number has exactly two distinct factors: 1 and itself; 1 does not meet this condition.

Explanation

He asked me why I had come late.

In indirect speech, the present perfect tense ("have come") changes to the past perfect ("had come") when reporting a past event.

"Said to" is changed to "asked" when asking a question.

Explanation

Phagocytosis is the process by which a cell engulfs large particles, such as debris, pathogens, or other foreign substances.

It is typically carried out by immune cells like macrophages and neutrophils.

Explanation

Insulin consists of 51 amino acids, divided into two chains: A chain (21 amino acids) and B chain (30 amino acids).

This specific sequence is critical for its function in regulating blood sugar.

Explanation

The correct closing phrase in formal letters or applications is "Yours obediently" (note the correct spelling and capitalization).

Your obediently means آپ کی فرمانبردار

Explanation

Environmental education helps students understand the importance of nature and sustainability.

It promotes awareness and responsibility for protecting the environment as part of daily life.

Explanation

Charming means دلکش

"Charming" is the most fitting adjective to describe a pleasant and delightful weekend in Karachi, as it conveys a sense of warmth and appeal.