The Science of growing terrestrial plants in an aerated solution is_________?
Correct answer: B. Hydroponics
- A. Hydrodynamics
- B. Hydroponics
- C. Hydrotonics
- D. None of them
Explanation
Hydroponics is the cultivation of plants without ordinary soil, using an aerated nutrient solution that supplies water and mineral ions to the roots. Students may choose hydrodynamics because it concerns moving fluids, but it is not the name of this plant-growing method.
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Biotechnology applies genetic engineering, cell culture and recombinant DNA methods to medicine and public health. The material includes production of insulin, vaccines and antibiotics, diagnostic techniques, gene therapy, genetically modified organisms and the ethical concerns surrounding manipulation of human genes.
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