The sun can be considered the motor of the water cycle because upon its energy the transformation of liquid water into water vapor depends. Therefore, the sun is the energy source that makes water to circulate in nature.
Scanning electron microscopy (SEM) is best used to study A) small internal cell structures. B) surface morphology. C) all of the above
Resolution is the ability of a lens to distinguish between small objects close together. What approximate resolution can be obtained with a lower power (10X, N.A. 0.25) objective lens? A) 0.2 microns B) 0.3 microns C) 0.9 microns D) 0.25
A microscope in which an image is formed by passing an electron beam through a specimen and focusing the scattered electrons with magnetic lenses is called a A) transmission electron microscope B) scanning electron microscope C) phase-contrast microscope
Living, unstained cells and organisms can be observed best using A) fluorescent microscopy B) TEM C) phase contrast microscopy
Fixation is the process by which the structures of the cells are preserved and fixed in position. An advantage of chemical fixation over heat fixation is that it A) magnifies the specimen B) does not destroy internal structures
The substage condenser A) changes the wavelength of the light reaching the specimen B) focuses light on the specimen C) decreases the amount of light reaching the specimen
A 40X objective and an 10X ocular produce a total magnification of A) 50 B) 400 C) 90
What is the Hindi meaning of tubelight?
What is the hindi menning of AMBULANCE?
Where is capital of India?
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