Biology Practice Question and Answer
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Q: Which of the following parts of the eye has been 3D printed by scientists in 2018?
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5f6c2cab884ff270def7d227- 1Irisfalse
- 2lensfalse
- 3Retinafalse
- 4corneatrue
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Answer : 4. "cornea"
Q: What plant breeders should they do to produce an immunogenic species?
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5ee8386c109b5d6e015dc23b- 1Selectiontrue
- 2Mutationfalse
- 3Crop productionfalse
- 4Hybridizationfalse
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Answer : 1. "Selection"
Q: Heart attack occurs due to :
946 06389d246c878936066e81fc3
6389d246c878936066e81fc3- 1Bacterial attack on the heartfalse
- 2Stopping of heart beatfalse
- 3Lack of blood supply to the heart itselftrue
- 4Impairment of heart’s working due to unknown reasonsfalse
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Answer : 3. "Lack of blood supply to the heart itself"
Q: What type of diseases are typhoid and TB?
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5fa113a2e4a5020b770e1238- 1Viralfalse
- 2bacterialtrue
- 3Protajoafalse
- 4fungalfalse
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Answer : 2. "bacterial"
Q: The pH scale had been given by
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609398276481f36316ea59d8- 1Sornsentrue
- 2Bronstedfalse
- 3Arrheniusfalse
- 4Lewisfalse
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Answer : 1. "Sornsen"
Q: Deficiency of which element causes goitre disease?
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5f746c9d4637db732833957e- 1Nitrogenfalse
- 2Calciumfalse
- 3Iodinetrue
- 4Phosphorusfalse
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Answer : 3. "Iodine"
Q: The cause of polio is-
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5f746a12a921aa16e68c0879- 1Bacteriafalse
- 2Virustrue
- 3Insectsfalse
- 4Fungifalse
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Answer : 2. "Virus"
Q: Whom does the lymph carry?
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5f72f51ec0afea20a179544f- 1Fattrue
- 2Glucosefalse
- 3Harmonefalse
- 4None of thesefalse
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Answer : 1. "Fat"
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