Advertisements
Advertisements
Question
Mention one advantage and one disadvantage to a farmer who uses them.
Advertisements
Solution
Advantages:
The embryos produced through apomixis are generally free from infection.
Disadvantages:
An apomictic embryo develops to produce several embryos inside a seed, a condition called polyembryony, which may require a stimulus in pollination
APPEARS IN
RELATED QUESTIONS
How do mycorrhizae act as biofertilizers? Explain.
Select the odd one from given herbicides.
What is mycorrhiza?
Nucleopolyhedrovirus do not show ______.
A farmer grew 2 varieties of corn crops in fields A and B. He grew normal corn crops in field A and GM corn crops in field B. He observed corn borers attacked only in field A. To control it, spores of Bt were sprayed in field A.
- Name the gene in the spores responsible for the control of this pest.
- What effect will the spores of Bt have on the insect pest?
- How has field B developed resistance against this pest?
give any two examples of microbial herbicides.
Which one of the following is NOT a bioherbicide of bacterial origin?
What pest does Pseudomonas control in cotton seedlings?
Which of the following is an example of a smother crop?
Which insect is used as a biological herbicide to control the weed Senecio jacobeae?
