Explanation

The novel was laced with vivid descriptions of the landscape.

This means the novel was richly infused with detailed and evocative portrayals of the setting.

Explanation

By the time he arrives, we will have already left.

This uses the future perfect tense to indicate that an action will be completed before another future event.

Explanation

The cat jumped on the table.

The preposition "on" indicates that the cat landed on the surface of the table.

Explanation

An apple a day keeps the doctor away is the correct sentence.

The article "An" is used before words starting with a vowel sound.

Explanation

One thousand watts of power is called 1.0 kilowatt.

This is because "kilo" denotes a factor of 1,000.

So 1,000 watts equals 1 kilowatt.

Explanation

"Had been living" is used to describe an action that started in the past and continued up until another past event.

In this sentence, she had been living in Paris for a year before being offered the job in London.

Explanation

Darra Adam Khel, located near Kohat in Khyber Pakhtunkhwa.

It is famously known as the "gun factory" of the tribal areas.

Due to its local production of firearms.

Explanation

The material used for bleaching paper pulp is sodium hypochlorite.

It acts as an effective bleaching agent.

It helping to remove color and impurities from the pulp.

Explanation

The chef prepared the meal for the guests.

In the active voice, the subject ("the chef") performs the action.

The focus is on who is doing the action.

Explanation

Amino acids are a product of the digestion of proteins.

During digestion, proteins are broken down into amino acids.

They are then absorbed and used by the body for various functions.