Animals use nitrogen in the form of_________?
Animals use nitrogen in the form of_________?
A. Nitrogen
B. Nitrates
C. Nitrites
D. None of Above
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Parkinson is a disease of_________?
Parkinson is a disease of_________?A. Lungs
B. Eyes
C. Brain
D. BonesMoon light reaches to earth in___________seconds?
Moon light reaches to earth in___________seconds?
A. 0.3 seconds
B. 1.3 seconds
C. 2.3 seconds
D. 3.3 secondslightest metal is__________?
lightest metal is__________?A. Lithium
B. Sodium
C. Magnesium
D. AluminiumThe lightest or least dense metal that is a pure element is lithium, which has a density of 0.534 g/cm3. This makes lithium nearly half as dense as water, so if lithium was not so reactive, a chunk of the metal would float on water.
A Rhinoscope (or Nasoscope) is a thin, tube-like instrument used to examine the inside of the_____?
A Rhinoscope (or Nasoscope) is a thin, tube-like instrument used to examine the inside of the_____?A. Eyes
B. Nose
C. Ears
D. BrainsThe Shape of earth is _________?
The Shape of earth is _________?A. Elliptical
B. Oblate Spheroid
C. Oval
D. SphericalVitamin C is found in_________?
Vitamin C is found in_________?A. Sea Food
B. Seeds
C. Fruits and Vegetables
D. None of these