Biology Practice Question and Answer
8 Q: "The potential difference between the ends of a conductor is proportional to the current flowing in it." This is the rule?
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61110d6cf65c04691be9d16c- 1Coulomb's lawfalse
- 2Faraday's lawfalse
- 3Joule's lawfalse
- 4Ohm's lawtrue
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Answer : 4. "Ohm's law"
Q: Tears come when peeling onions, because onions expel?
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6110f6e6d3ab8c0743d0b40f- 1Sulfonic acidfalse
- 2Sulfenic acidtrue
- 3amino acidsfalse
- 4Carbolic acidfalse
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Answer : 2. "Sulfenic acid"
Q: Quinine medicine is used?
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603635e824cd273bc4f0afee- 1Cholerafalse
- 2jaundicefalse
- 3Malariatrue
- 4All of thesefalse
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Answer : 3. "Malaria"
Q: Camel is a desert animal, that can live without water for many days, because
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6389c7a99ebad6607b7fb3ef- 1it does not need waterfalse
- 2water is formed in the body due to oxidation of fatfalse
- 3it has the water sac in the walls of the lumen of stomachfalse
- 4All of the abovetrue
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Answer : 4. "All of the above"
Q: Necessary for personal health?
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603636bde62cee435672f4c5- 1Balanced dietfalse
- 2Clean waterfalse
- 3Unprocessed environmentfalse
- 4None of thesetrue
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Answer : 4. "None of these"
Q: Microbe can be seen by?
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6110f4d888e05669409dc37c- 1with an empty eyefalse
- 2Compound microscopetrue
- 3by hand lensfalse
- 4electron microscopefalse
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Answer : 2. "Compound microscope"
Q: Which of the following options is correct regarding sexually transmitted disease (STD)?
Statement A: Sexually transmitted diseases (STD) are infections transmitted from an infected person to an uninfected person through sexual contact.
Statement B: HIV, HPV and Hepatitis B virus is responsible for STD.
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64c38fdb9e9013486a7a0b78Statement B: HIV, HPV and Hepatitis B virus is responsible for STD.
- 1Both Statements A and B incorrectfalse
- 2Only Statement B is correctfalse
- 3Both Statements A and B correcttrue
- 4Only Statement A is correctfalse
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Answer : 3. "Both Statements A and B correct"
Explanation :
This is a correct statement regarding sexually transmitted diseases (STD).
Statement A: Sexually transmitted diseases (STD) are infections transmitted from an infected person to an uninfected person through sexual contact.
Statement B: HIV, HPV and Hepatitis B virus is responsible for STD.
Q: How do most insects respire?
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6111093cd3ab8c0743d13cd6- 1skinfalse
- 2from cleomefalse
- 3from the lungsfalse
- 4from the nervous systemtrue
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