Ques No.1: The Sun is a
Ques No.2: The average adult has a blood volume of about________liters.
Ques No.3: The most abundant element in the universe is
Ques No.4: The most abundant element in the Earth's crust is
Ques No.5: Each day human body breathe in________liters of air.
Ans: 15,000 to 20,000
Ques No.6: Dificiency of Vitamin-D results in
Ques No.7: The Sl unit of "pressure" is
Ques No.8: The most densest substance on the Earth is
Ques No.9: A camera uses a_________to form an image.
Ans: Convex lens
Ques No.10: CNG stands for?
Ans: Compressed Natural Gas