Mostly mcqs easy aur conceptual the magar Kuch mushkil bhi the air equations Puchi hui thi Kuch main. Short questions: Name three vertebrates and write their classification. Define uses of nitrogen gas. Aik ajeeb si equation di hui thi uska reaction Batana tha aur chemical equation balance Karni thi. Write factors for healthy environment. Long questions: 5 unseen equations thi balance Karna tha (pata nahi Kahan se di thi) Difference between animal cell and plant cells. Environment par industries aur deforestation ka effect reasons dene the.