Place directly above focus on Earth’s surface is known as _________?
Place directly above focus on Earth’s surface is known as _________?
		A. Strike
B. Comma
C. Epicenter
D. Origin
		A. Strike
B. Comma
C. Epicenter
D. Origin
A person of which of the following blood groups is called a universal donor?
		A. O
B. AB
C. A
D. B
		A. Rayon
B. Nylon 
C. Terylene
D. Orion
Long-sight defect could be corrected by using __________ lens?
		A. concave
B. Convex
C. diverging
D. none of these
ALSO CHECK: Short-sight defect could be corrected by a _____________ lens?
A. 707
B. 907
C. 807
D. 607
A. 0.03 to 0.04% CO2
B. 0.3 to 0.4% CO2
C. 3 to 4% CO2
D. None of these
A. Lithification
B. Rejuvenation
C. Hydration
D. Peroxidation