General Science Practice Question and Answer
8 Q: The yellow color of human urine is due to what?
782 063b571b83d35cd0dee94cd08
63b571b83d35cd0dee94cd08- 1Bloodfalse
- 2cholesterolfalse
- 3Bilefalse
- 4Urochrometrue
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Answer : 4. "Urochrome"
Explanation :
The yellow color of human urine is primarily due to a pigment called urochrome. Urochrome is a waste product resulting from the breakdown of hemoglobin, a protein in red blood cells. The varying shades of yellow in urine can be influenced by factors such as hydration levels, diet, and certain medications, but urochrome is the main pigment responsible for the typical yellow color of urine.
Q: Which of the following cell organelles is called the powerhouse of the cell?
780 0628644dbd84556078acced9d
628644dbd84556078acced9d- 1Nucleusfalse
- 2Nucleolusfalse
- 3Golgi bodyfalse
- 4Mitochondriatrue
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Answer : 4. "Mitochondria"
Q: The metal having the least electrical resistance is _________.
778 0639c89394eaee21296c2799c
639c89394eaee21296c2799c- 1goldfalse
- 2silvertrue
- 3copperfalse
- 4platinumfalse
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Answer : 2. "silver"
Q: Which one of the following is not an antioxidant?
773 062e7de3c4404a856fa0e884c
62e7de3c4404a856fa0e884c- 1Vitamin Efalse
- 2Seleniumfalse
- 3Lycopenefalse
- 4Aspartametrue
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Answer : 4. "Aspartame"
Explanation :
All of the following are peroxidases.
(A) Vitamin E
(B) Selenium
(C) Lycopene Q: Scientific name of Vitamin K1 is-
772 062f10abc06679c6dabc6c214
62f10abc06679c6dabc6c214- 1Tocopherolfalse
- 2Phytonadionetrue
- 3Ascorbic acidfalse
- 4Pantothenic acidfalse
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Answer : 2. "Phytonadione"
Q: Which of the following is a stealth aircraft virtually undetectable even by radar ?
772 0651eb4c2397480da1f1a43f5
651eb4c2397480da1f1a43f5- 1B-2 Spirittrue
- 2Bl-B Lancerfalse
- 3B-52 Stratofortreesfalse
- 4FA-18 Hornetsfalse
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Answer : 1. "B-2 Spirit "
Explanation :
The North rop Grumman B-2 Spirit also known as the stealth technology designed for penetrating dense antiaircraft defenses. It is able to deploy both conventional and nuclear weapons.
Q: Which matching is not correct?
767 063bd1f7761d62119f1d2bc7b
63bd1f7761d62119f1d2bc7b- 1Electromagnetism - Faradayfalse
- 2Theory of Inheritance - Darwintrue
- 3Laws of Inertia - Newtonfalse
- 4None of these.false
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Answer : 2. "Theory of Inheritance - Darwin"
Q: Distillation of an organic liquid is?
762 062c428b89ac8916f08bf06fc
62c428b89ac8916f08bf06fc- 1at a temperature below its boiling pointfalse
- 2at its boiling pointtrue
- 3at its melting pointfalse
- 4none of thesefalse
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