Maximum biological damage is caused by ____________?
A. Gamma rays
B. Alpha rays
C. Beta rays
D. Microwaves
A. Gamma rays
B. Alpha rays
C. Beta rays
D. Microwaves
Which among the following is the correct sequence of the various layers of the Atmosphere from the Earth’s surface?
A. Ionosphere, Mesosphere, Stratosphere, Troposphere
B. Mesosphere, Stratosphere, Ionosphere, Troposphere
 C. Troposphere, Stratosphere, Mesosphere, Ionosphere
D. Troposphere, Ionosphere, Stratosphere, Mesosphere
A. Eliminate  body  odours
B. Improve  the  general  health
C. Open  the  pores  in  the  skin
D. Regulate  body  temperature
		A. Snake
B. Turtle
C. Lizard
D. Crocodile
Study of current and past landscapes formation is known as____________?
		A. Morphology
B. Aero logy
C. Geo-morphology
D. Biology
A. Oxygen
B. Silicon
C. Carbon
D. Hydrogen
		A. Gravity
B. Ozone layer
C. Troposphere
D. Ecosystem