Explanation

• Antoine Lavoisier, a French chemist, is credited with discovering the law of conservation of mass in 1789 (1785).
• He demonstrated that matter cannot be created or destroyed in a chemical reaction, only transformed from one substance to another.

Explanation

The correct expression is "kept me waiting", where "waiting" is the present participle, indicating an ongoing action.

It means he made me wait for a period of time.

Explanation

Explanation

The poem "In Spite of War" was written by Angela Morgan, an American poet.

It highlights hope, beauty, and resilience even during times of war.

Explanation

عصا (لاٹھی): حضرت موسیٰؑ کا معجزہ تھا جو سانپ بن جاتا تھا۔

یدِ بیضاء: حضرت موسیٰؑ کا دوسرا معجزہ تھا جس میں ان کا ہاتھ چمکدار ہو جاتا تھا۔

Explanation

غزوہ بدر میں کل مسلمانوں کی تعداد 313 تھی، جن میں 82 مہاجرین شامل تھے۔

باقی مجاہدین انصار (اوس و خزرج) تھے جنہوں نے مدینہ سے شرکت کی۔

Explanation

The K orbit, also known as the first electron shell.

• It can hold a maximum of 2 electrons.

The L orbit, also known as the second electron shell.

• It can hold a maximum of 8 electrons.

The M orbit, also known as the third electron shell.

• It can hold a maximum of 18 electrons.

Explanation

'Herself' reflects back to the subject 'She', showing the action is done by the subject to herself.

Reflexive pronouns end in -self or -selves.

They are used when the subject and object are the same person.

Explanation

According to Article 113 of the Constitution of Pakistan, the minimum age to become a member of the Provincial Assembly is 25 years.

The candidate must also be a registered voter in any part of Pakistan.

Explanation

منکر کا مطلب ہے برائی یا ایسی چیز جسے عقل یا شریعت نا پسند کرے۔

یہ نیکی (معروف) کے مقابل استعمال ہوتا ہے۔