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प्रश्न
Give examples of bio-fertilizers mentioning their advantages.
उत्तर
- Various microbes like Rhizobium, Azotobacter, Nostoc and Anabaena are used as biofertilizers in agriculture.
- These biofertilizers can be used to improve the nitrogen fixation and phosphate solubilisation abilities of plants.
- Organic farming using these biofertilizers can reduce the use of harmful chemical fertilizers.
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संबंधित प्रश्न
What is biotechnology?
How are microbes used to Treat Sewage?
Vinegar is actually
What is GM plant? Write its different advantages.
Bacterias that can be used as manure.
Define.
Cloning
Write practical uses of biotechnology.
| Sr. No. | Field | Uses |
| A | Crop Biotechnology | |
| B | Hybrid seeds | |
| C | GM Crops |
How is Biotechnology useful for human health?
What is meant by cloning?
Arrange the following steps which results in killing of insect which feed on transgenic plant.
- Mid gut becomes paralyzed and mid gut cells of insect are disrupted.
- Insect ingests transgenic plant containing cry gene.
- A combination of high pH and the enzyme proteinase of the insect's mid gut, processes crystalline inclusions hydrolyticall y to release the core toxic fragments.
Insect resistant plants contain either a gene from B. thuringiensis or the ____________.
In gene therapy, which of the following can be used to dissolve blood clots present in the body?
From the following which one is NOT the advantage of genetically modified crops?
To increase wool production and to improve the quality of wool, the bacterial genes ____________ and ____________, concerned with biosynthesis of cysteine amino acids involved in formation of keratin protein found in wool are cloned and introduced in sheep.
What are transgenic animals?
Identify and complete the following correlations.
------- : Dwarfness :: Factor VIII : Haemophilia.
______: Dwarfness:: Factor VIII: Haemophilia.
Identify and complete the following correlation.
______ : Dwarfness :: Factor VIII : Haemophilia.
Explain the following term:
Cloning
Identify and complete the following correlation.
______ : Dwarfness : : Factor VIII : Haemophilia.
