Which ocean is called “Ring of Fire”?
Which ocean is called “Ring of Fire”?
A. Indian Ocean
B. Pacific Ocean
C. Atlantic Ocean
D. Antarctic Ocean
A. Indian Ocean
B. Pacific Ocean
C. Atlantic Ocean
D. Antarctic Ocean
A. electromagnetic image making
B. magnetic image making
C. thermal image making
D. electrostatic image making
In a typical H-R diagram, stars are graphed by these two characteristics:
A. Temperature and luminosity
B. Luminosity and distance
C. Distance and temperature
D. Size and distance
A. Natural Selection
B. inheritance of acquired character
C. Use and disuse of organ
D. Artificial selection
A. 8%
B. 6%
C. 13%
D. 17%
A. Push-pull
B. Side-side
C. Up-down
D. None of the above
Barnacles growing on the back of whale is an example for ________________?
A. mutualism
B. parasitism
C. amensalism
D. commensalism