Biology Practice Question and Answer
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Q: Which of the following is a correct match?
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63cfc2cb0d9e560db8e69d3f- 1Down's syndrome - 21st chromosometrue
- 2Sickle-cell anaemia - X-chromosomefalse
- 3Haemophilia - Y- chromosomefalse
- 4Parkinson's - X and Y-chromosomefalse
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Answer : 1. "Down's syndrome - 21st chromosome "
Q: Which of the following is not a major component of the food?
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63c7cd998731ac33279b2244- 1Carbohydratesfalse
- 2proteinsfalse
- 3Vitaminstrue
- 4Fatsfalse
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Answer : 3. "Vitamins"
Q: Is the medium for spreading infectious diseases?
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60363501e62cee435672ed74- 1Waterfalse
- 2Airfalse
- 3bothtrue
- 4None of thesefalse
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Answer : 3. "both"
Q: RNA is a polymeric molecule. What does RNA stand for?
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62cd631351fe3472d6b304b3- 1Rhino Nuclear Acidfalse
- 2Resto Nucleus Acidfalse
- 3Rado Nuclear Acidfalse
- 4Ribo Nucleic Acidtrue
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Answer : 4. "Ribo Nucleic Acid"
Q: Which of the following is not true about Angiosperms?
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62cd623c51fe3472d6b303c1- 1Spores are heterosporiesfalse
- 2Seeds are coveredfalse
- 3Dominant phase is gametophytestrue
- 4Vascular bundles are presentfalse
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Answer : 3. "Dominant phase is gametophytes"
Q: Psidium guajava is the scientific name of ___________.
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62de81d98c996774cb938ba5- 1Guavatrue
- 2Mangofalse
- 3Bamboofalse
- 4Jack fruitfalse
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Answer : 1. "Guava"
Q: All of the following are excretory (waste) products of animals, except
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62cd62a3e05adc389382a29f- 1Carbohydratestrue
- 2Ureafalse
- 3Uric Acidfalse
- 4Ammoniafalse
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Answer : 1. "Carbohydrates"
Q: What is digestion?
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63c7ab778731ac33279ac058- 1Conversion of complex bio-macromolecules to simple absorbable formstrue
- 2Conversion of complex biomolecules to a simple formfalse
- 3Conversion of complex bio-macromolecules to a simple formfalse
- 4Conversion of simple biomolecules to complex formfalse
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Answer : 1. "Conversion of complex bio-macromolecules to simple absorbable forms"
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