Explanation

"I am tired as I have been working since morning."

میں صبح سے کام کر کے تھک گیا ہوں۔

The present perfect continuous tense is used here to indicate an action that started in the past and is still ongoing.

Explanation

The element required for solar energy conversion is silicon.

Silicon is the most common semiconductor material: Silicon is used in about 95% of solar cells sold today. 

Silicon is a naturally occurring element: Silicon is the second most abundant element on Earth, after oxygen.

Explanation

In 1930, the Commission published its two-volume report, also known as the Simon Report.

·        The Indian Statutory Commission also known as Simon Commission,

·        was a group of seven Members of Parliament

·        under the chairmanship of Sir John Simon.

·        The commission arrived in India in 1928

·        to study constitutional reform in Britain's largest and most important possession.

Simon Commission wanted to check the working of Government of India Act, 1919.

Explanation

Arachnology is the scientific study of spiders and other arachnids, such as scorpions, ticks, and mites.

Arachnologists are biologists who specialize in the study of arachnids, including their behavior, ecology, evolution, and systematics.

Explanation

وئین ان روم ڈو ایز دی رومنس ڈو۔ کے درست مطلب جیسا دیس ویسا بھیس ہے۔

Explanation

2 ×  2 = 4

4 ×  2 = 8

8 ×  2 = 16

16 ×  2 = 32

Explanation

Yasser Arafat (4 or 24 August 1929 – 11 November 2004), also popularly known by his kunya Abu Ammar.

He was a Palestinian political leader.

He was chairman of the Palestine Liberation Organization (PLO) from 1969 to 2004.

He was President of the Palestinian National Authority (PNA) from 1994 to 2004.

Explanation

Taleem-e-Balighan is a 1956 Pakistani social satire TV serial which first aired on PTV in 1966.

It was written by Khawaja Moinuddin.

It is considered one of the classics of Pakistani television by some TV critics.

Explanation

In indirect speech, questions beginning with "Do" are converted into "if" clauses, and the tense is shifted back.

Here, "Do I have" becomes "if he had."

Explanation

Humayun recaptured Delhi in 1555, with the help of the Persian king Shah Tahmasp, after being in exile for 15 years.

In 1545, Humayun captured Kandhar and Kabul with Persian help.

Humayun defeated his brothers Kamran and Askari.

Humayun ruled from 1530 to 1540 and again from 1555 to 1556.