Explanation

Constitutional Purpose:

A constitution serves as the supreme legal document that:

• Outlines the government’s structure (e.g., separation of powers in Pakistan’s 1973 Constitution).
• Defines fundamental laws and citizens’ rights (e.g., Articles 8-28 in Pakistan’s Constitution).
• Establishes procedures for governance (e.g., elections, judiciary).

Explanation

The sum of the interior angles of a polygon can be calculated using the formula:

(n-2) × 180°, where n is the number of sides.

For a hexagon, n = 6.

Sum of interior angles = (6-2) × 180°

= 4 × 180°

= 720°

Explanation

The correct sentence should be:

"The bird saw that an ant was sinking in the water."

Subject-Verb Agreement:

"An ant" (singular) requires the singular verb "was" (not the plural "were").

Correct: ...an ant was sinking...

Incorrect: ...an ant were sinking...

Explanation

Letting the number be x, the equation becomes x + 18 = 2x.

Solving gives x = 18, so the number is 18.

Explanation

Plants have a transport system (xylem and phloem) to move water, minerals, and food throughout the plant.

This system ensures that all parts get the nutrients and water needed for growth and survival.

Explanation

A manuscript is a handwritten document.

A printed copy, which is produced by a machine or press.

Manuscript means ایک ہاتھ سے لکھا ہوا دستاویز

A printed copy of something means کسی چیز کی ایک چھپی ہوئی کاپی

Explanation

Describe means بیان کریں

Explanation

Disguise means بھیس

Covering means ڈھانپنے

Explanation

The expression ad - bc is called the Determinant of A, denoted as |A|.

Explanation

To find the size of the class interval:

Size = (Greatest value - Lowest value) / Number of intervals

= (21 - 3) / 3

= 18 / 3

= 6