Explanation

ثواب کا مطلب ہے نیکی کا اجر یا انعام۔

Explanation

Cellulose is the main structural component of the primary cell wall in green plants.

It provides rigidity and support to the growing plant cells.

Explanation

Sclerenchyma provides rigidity and strength, while Collenchyma offers flexible support in growing parts.

Both are considered mechanical tissues because they help maintain the structural integrity of plants.

Explanation

"Satisfied" is the correct adjective form to describe the state of being content ("I am satisfied").

Satisfied means مطمئن

Explanation

"Place" (Noun): Refers to the location where he is hiding.

"Until" (Conjunction): Indicates that the hiding place remains unknown up to a certain time.

Explanation

Sand and gravel are commonly used in filtration to remove impurities and suspended particles from water.

They provide a physical barrier and are effective in both slow and rapid sand filtration processes.

Explanation

Coagulation helps neutralize the charges on particles so they can stick together.

Flocculation follows, where these particles clump into larger flocs for easy removal—both are key in water purification.

Explanation

Sori are clusters of sporangia found on the underside of fern leaves (sporophylls).

They are responsible for producing and releasing spores for reproduction.

Explanation

Nascent hydrogen refers to atomic hydrogen (H), which is highly reactive and short-lived.

It is usually produced in situ during chemical reactions.

It is more reactive than molecular hydrogen (H₂).

Explanation

Indifferent means لاتعلق

Caring means لاتعلق