The medical doctor who is specialist of eye sight is
A. Ophthalmologist
B. Pediatrician
C. Cardiologist
D. Radiologist
AS Ozone layer protects living things from
A. Radio waves
B. X-rays
C. Infrared radiation.
D. Ultraviolet radiation.
The process of artificial rain is called
A. Cloud Barring
B. Cloud Seeding
C. Cloning
D. Evaporation
Plotter is an example of
A. Output device
B. Input device
C. Input and output device
D. None of these
85% of a number is added to 24, the result is the same number. Find the number.
A. 150
B. 140
C. 130
D. 160