Who was the first to measure the earth’s radius
Who was the first to measure the earth’s radius
A. Galileo
B. Copernicus
C. Ptolemy
D. Eratosthenes
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Primary cosmic rays are composed largely of very fast__________?
Primary cosmic rays are composed largely of very fast__________?A. Protons
B. Neutrons
C. Electrons
D. Gamma raysThe electronic device which is used as a switch or amplifier is called ?
The electronic device which is used as a switch or amplifier is called ?A. Diode
B. Resistor
C. Transistor
D. TransformerThe vitamin Folate works together with __________ to produce new red blood cells?
The vitamin Folate works together with __________ to produce new red blood cells?
A. Vitamin D
B. Vitamin A
C. Vitamin B-12
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In eye donation, which one of the following parts of donor’s eye is utilized ?
A. Iris
B. Lens
C. Cornea
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What are the primary colors of Light?A. White, Black, Blue
B. Red, Yellow, Blue
C. Red, Orange, Blue
D. Red, Green, Blue
What are the primary colors of Pigment?
A. White, Black, Blue
B. Red, Yellow, Blue
C. Red, Orange, Blue
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Which of the following is commonly called a polyamide ?
Which of the following is commonly called a polyamide ?A. Rayon
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C. Terylene
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