Скачать или смотреть Class 9 Chemistry | New Book Chapter 10 Lecture 8 | Exercise Short Questions Solved ✍️| Punjab Board

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Welcome to Lecture 8 of Chapter 10: Environmental Chemistry 🌍!
In this lecture, we solve all Exercise Short Questions with detailed, easy-to-understand explanations — aligned with the new Punjab Board Class 9 Chemistry syllabus.

❓ Exercise Short Questions Discussed:
1️⃣ What is the main objective of environmental education?
2️⃣ How is particulate matter released in the atmosphere?
3️⃣ Which gas is more poisonous, CO₂ or CO?
4️⃣ How does acid rain affect forests?
5️⃣ In what way does sulfur present in fossil fuels become dangerous?
6️⃣ Name any three major sources responsible for the greenhouse effect.
7️⃣ How is wind energy useful for us?

✅ Chapter Name: Environmental Chemistry

✅ This lecture is specially designed for Class 9 students under the Punjab Board system, covering:

✅ Board of Intermediate and Secondary Education, Lahore
✅ Board of Intermediate and Secondary Education, Faisalabad
✅ Board of Intermediate and Secondary Education, Multan
✅ Board of Intermediate and Secondary Education, Rawalpindi
✅ Board of Intermediate and Secondary Education, Gujranwala
✅ Board of Intermediate and Secondary Education, Bahawalpur
✅ Board of Intermediate and Secondary Education, Sargodha
✅ Board of Intermediate and Secondary Education, Sahiwal
✅ Board of Intermediate and Secondary Education, Dera Ghazi Khan

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