Class XII · Biology practice
Biotechnology and its Applications MCQs
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494 questions in this collection · Page 31 of 50
Question 301 of 494
📘 CLASS XII
Biotechnology And Its Applications
In the context of agriculture, one option for increasing food production is ________ agriculture, which relies on the use of agro-chemicals.
Agro-chemical based agriculture is one option for increasing food production.
Question 302 of 494
📘 CLASS XII
Biotechnology And Its Applications
The meristem (apical and axillary) is typically free of the virus, allowing for the ________ of healthy plants from diseased ones.
The culture of meristem leads to the recovery of healthy plants.
Question 303 of 494
📘 CLASS XII
Biotechnology And Its Applications
Genetic modification has enhanced the nutritional value of food, such as golden rice, which is enriched with ________.
Golden rice is Vitamin ‘A’ enriched rice.
Question 304 of 494
📘 CLASS XII
Biotechnology And Its Applications
The specific Bt toxin genes that control cotton bollworms are cryIAc and ________.
The proteins encoded by cryIAc and cryIIAb control cotton bollworms.
Question 305 of 494
📘 CLASS XII
Biotechnology And Its Applications
The nematode that infects the roots of tobacco plants and reduces yield is ________ incognitia.
The nematode is Meloidegyne incognitia.
Question 306 of 494
📘 CLASS XII
Biotechnology And Its Applications
In the first clinical gene therapy for ADA deficiency, lymphocytes were grown in a culture ________ the body.
Lymphocytes were grown in a culture outside the body (in vitro).
Question 307 of 494
📘 CLASS XII
Biotechnology And Its Applications
The use of transgenic animals to study human diseases makes investigation of new ________ possible.
Transgenic models make investigation of new treatments for diseases possible.
Question 308 of 494
📘 CLASS XII
Biotechnology And Its Applications
Transgenic models exist for the neurological disease ________.
Alzheimer’s is listed as a disease for which transgenic models exist.
Question 309 of 494
📘 CLASS XII
Biotechnology And Its Applications
The ethical issue of patents being granted for products using genetic materials developed by indigenous people is fueled by growing public ________.
There is growing public anger regarding such patents.
Question 310 of 494
📘 CLASS XII
Biotechnology And Its Applications
Traditional knowledge related to bio-resources can save ________ and effort during commercialisation.
Traditional knowledge saves time, effort and expenditure.
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