Explanation

• Plants need gas exchange for photosynthesis and respiration.
• Exchange of CO₂, O₂, and water vapor occurs through stomata on leaves.
• Stomata are tiny pores controlled by guard cells.

Additional information:

• Helps maintain internal water balance and gas diffusion.
• Essential for growth, energy production, and transpiration.

Last verified on 22-01-2026

Explanation

• "Badr" means "full moon" in Arabic.
• The Battle of Badr, also called Furqan.
• The Battle of Badr is also known as The Day of the Criterion.
• Day of the Criterion means کسوٹی کا دن
• It took place on Tuesday, 13 March 624 CE (17 Ramadan, 2 AH) near the city of Badr.
• Prophet Muhammad SAW, commanding his Sahaba, defeated the Quraysh army led by Abu Jahl (Amr ibn Hishām).
• The Kufar forces numbered 1,000.
• It was the first battle of Islam, with 313-317 Muslims.
• The Muslim forces included 82-85 Muhajirun and 231 Ansar (61 from Aws and 170 from Khazraj).
• They had 2 horses and 70 camels.
• Fourteen Muslims were martyred, while 70 Kufar were killed and 70 captured.
• Surah Al-Anfal mentions that Allah promised to reinforce the Muslims with 1,000 angels.

Last verified on 09-05-2026

Explanation

جوش ملیح آبادی کو انقلابی خیالات اور جوشیلی شاعری کی وجہ سے "شاعرِ انقلاب" کہا جاتا ہے۔

ان کی شاعری میں آزادی، بغاوت، اور قومی غیرت کے جذبات نمایاں ہوتے ہیں۔

Last verified on 03-06-2026

Explanation

Explanation

The ozone layer is a region within the stratosphere, extending from about 15 to 30 km (9 to 19 miles) above the Earth's surface.

It contains a high concentration of ozone (O3), a molecule made up of three oxygen atoms. 

The ozone layer plays a crucial role in protecting the Earth from harmful ultraviolet (UV) radiation from the sun, particularly UV-C and UV-B rays.

Explanation

When the first wahi was revealed to the Holy Prophet ﷺ?

610AD
*****

What was the age of Rasool Ullah (PBUH) at the time of the first Wahi?

40 years 6 months

How many verses (Ayats) were in the first Wahi?

5

Name the first prescriber of wahi in Makkah.

***

Who was the first writer of “Wahi” in Quraish?
Hazrat Zaid bin Sabit (RA)

The first Wahi was descended on Cave Hira.

پہلی وحی غارحرا میں نازل ہوئی تھی۔

Sh2-9-2023

Explanation

If 20% of the students are girls, then the remaining percentage (100% - 20% = 80%) represents the boys.

So, in a class of 40 students:

80% of 40 = (80/100) * 40 = 0.8 * 40 = 32

Therefore, there are 32 boys in the class.

Explanation

ہنس نامہ ایک مشہور نظم ہے جس کے خالق نظیر اکبر آبادی ہیں۔

وہ اردو کے ابتدائی دور کے عوامی شاعر تھے جنہوں نے روزمرہ زندگی کے موضوعات پر شاعری کی۔

Explanation

سبق ”رسم و رواج کی پابندی کے نقصانات“ کے مصنف کا نام ”سر سید احمد خان“ ہے۔

یہ سبق کتاب ”مقالاتِ سر سید“ سے ماخوذ کیا گیا ہے۔

Explanation

شاھ عبداللطيف ڀٽائي جي رسالي "شاه جو رسالو" ۾ 30 سُر (راڳ) شامل آهن۔

هر سُر مختلف موضوعن، عشق، تصوف، ۽ سنڌي لوڪ ڪهاڻين تي ٻڌل آهي۔