biology mcqs with answers

B. Florey & Chain in 1975

C. Flore & Chain in 1795

D. Edward Jenner in 1795

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“@type”: “Question”,
“name”: “Immunization by vaccination was first introduced by?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “Edward Jenner in 1795”
}
}

C. Hydrotonics

D. None of them

{
“@context”: “http://schema.org”,
“@type”: “Question”,
“name”: “The Science of growing terrestrial plants in an aerated solution is_________?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “Hydroponics”
}
}

B. Observation

D. Conclusion

{
“@context”: “http://schema.org”,
“@type”: “Question”,
“name”: “An educated guess is called:”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “Hypothesis”
}
}

B. 1994

C. 1995

D. 1996

{
“@context”: “http://schema.org”,
“@type”: “Question”,
“name”: “Dolly, the sheep was a highly successful clone from a somatic cell, reported back in________?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “1996”
}
}

B. Soil Infertility

C. Slowing of crops growth

D. Eradication of disease

{
“@context”: “http://schema.org”,
“@type”: “Question”,
“name”: “Crop rotation helps in______________?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “Eradication of disease”
}
}

C. They are acted upon by the same environment

D. Both a and b

{
“@context”: “http://schema.org”,
“@type”: “Question”,
“name”: “Which character differentiates living things from non-living organisms?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “They are highly organized and complex made of one or more cells and contain genetic material”
}
}

B. Vitamin C

C. Vitamin D

D. B complex

{
“@context”: “http://schema.org”,
“@type”: “Question”,
“name”: “Which Vitamin is needed for the formation of a light-sensitive pigment in the retina.”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “Vitamin A”
}
}

B. 36 oC

D. 38 oC

{
“@context”: “http://schema.org”,
“@type”: “Question”,
“name”: “The average internal temperature of human body is __________?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “37 oC”
}
}

B. Historical biology

D. Social biology

{
“@context”: “http://schema.org”,
“@type”: “Question”,
“name”: “The study of fossils is called?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “Palaeontology”
}
}

B. 65%

D. 75%

{
“@context”: “http://schema.org”,
“@type”: “Question”,
“name”: “About __________ of the body weight of a mammal is water ?”,
“acceptedAnswer”: {
“@type”: “Answer”,
“text”: “70%”
}
}