Advertisements
Advertisements
प्रश्न
What is mycoherbicide?
Advertisements
उत्तर
Mycoherbicides are pathogenic fungi which are used as herbicides.
APPEARS IN
संबंधित प्रश्न
Organic farmers prefer biological control of diseases and pests to the use of chemicals for the same purpose. Justify.
Answer the following question.
List any four ways by which GMOs have been useful for enhanced crop output.
GM crops especially Bt crops are known to have higher resistance to pest attacks. To substantiate this an experimental study was conducted in 4 different farmlands growing Bt and non Bt-Cotton crops. The farm lands had the same dimensions, fertility and were under similar climatic conditions. The histogram below shows the usage of pesticides on Bt crops and non-Bt crops in these farm lands.
- Which of the above 4 farm lands has successfully applied the concepts of Biotechnology to show better management practices and use of agrochemicals? If you had to cultivate, which crop would you prefer (Bt or Non- Bt) and why?
- Cotton Bollworms were introduced in another experimental study on the above farm lands wherein no pesticide was used. Explain what effect would a Bt and Non Bt crop have on the pest.
At what temperature milk gets pasteurised?
In RNAi genes are silenced using ______.
Silencing of a gene could be achieved through tee use ______.
Golden Rice:
A. GM rice
B. Rich in Vit A
C. Prevents blindness
D. Bruise resistant
With the help of a suitable example, explain how cry-proteins acts as a biological pesticide.
Certain specific bacterial spores are mixed in water and sprayed over Brassica crop to control butterfly caterpillars.
Name this bacterium and its mode of action on the butterfly caterpillars.
Name an organism that produces cry proteins.
