In human body 99% of total mass is formed of
Correct answer D. 6 bioelements
Tip: press A, B, C or D to answer, and N for the next question.
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See allRemoval or degradation of environmental pollutants or toxic materials by living organisms is called
Correct answer D. Bioremediation
Which treatment is instituted in a cancerous patient:
Correct answer B. Radiotherapy
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Vaccine was first developed by
Correct answer B. Edward Jenner
Breeders have developed new and better varieties of food items by using which technique:
Correct answer C. Genetic engineering
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