Explanation

When water acts as the solvent in dissolving a substance, the process is called hydration.

It involves the attachment of water molecules to the ions or molecules of the solute.

Explanation

Correct Narration Change:

The original sentence (Teacher said to them, "Don't make noise") is a command (strict instruction).

In indirect speech, "ordered" is the most appropriate verb for strong commands like this.

The imperative "Don’t make noise" changes to "not to make noise" (infinitive structure in reported speech).

Explanation

William Shakespeare wrote 37 known plays, including tragedies, comedies, and histories.

His most famous works include Hamlet, Macbeth, Othello, and Romeo and Juliet.

Over the course of his career, he also wrote 154 sonnets.

Explanation

Force is not a base quantity; it is calculated using base quantities (mass and acceleration).

It is a derived quantity because its SI unit (Newton) comes from kg·m/s².

Explanation

Explanation

Explanation

An exothermic reaction releases heat to the surroundings.

Examples include combustion and neutralization reactions.

An endothermic reaction absorbs heat from the surroundings.

Examples include photosynthesis and melting of ice.

Explanation

Correct Passive Voice Conversion: The original sentence "Do you imitate others?" is in the active voice.

Its passive form is "Are others imitated by you?" (subject + auxiliary verb + past participle + agent).

Explanation

Reproductive Part of a Plant:

The flower is the part of the plant responsible for sexual reproduction.

It produces seeds (through pollination and fertilization) that grow into the next generation of plants.

Explanation

الطاف شيخ کي بطور اديب خاص شهرت سندس سفرنامن سبب مل۔

هن دنيا جي ڪيترن ملڪن جا سفر ڪيا ۽ دلچسپ انداز ۾ بيان ڪيو، جيڪو سنڌي ادب ۾ مقبول ٿيو۔