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Biology · 2022 · 3 marks
Biotechnology and its ApplicationsBiotechnological Applications in Agriculture3 marksUnderstandshort answer
CBSE 2022 · Region 4 · Set 2 · Q7
"Genetically modified plants are considered to be superior to non-genetically modified plants." Explain, giving three reasons why.
"Genetically modified plants are considered to be superior to non-genetically modified plants." Explain, giving three reasons why.
Marking-scheme solution
Made crops more tolerant to abiotic stresses (cold, drought, salt, heat), reduced reliance on chemical pesticides (pest-resistant crops), helped to reduce post harvest losses, increased efficiency of mineral usage by plants (this prevents early exhaustion of fertility of soil), enhanced nutritional value of food, e.g., golden rice, i.e., Vitamin 'A' enriched rice
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CBSE Class 12 Biology past-paper question from the 2022 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.