A new herbicide-tolerant crop variety has been developed. Which evaluation is MOST crucial before its commercial release, considering potential environmental impact?
Analysis of the nutritional content of the modified crop
Evaluation of the crop's yield compared to traditional varieties
Assessment of gene flow to wild relatives and the development of herbicide resistance in weeds
Study of the effects of the herbicide on non-target insects
Related Questions
Bacillus thuringiensis forms protein crystals which contains a
Toxic insecticidal protein
Non-toxic insecticidal protein
Simple protein
Simple lipids
toxin protein crystals present in bacterium Bacillus thuringiensis, do not kill the bacteria themselves because
Bacteria are resistant to the toxin
Bacteria enclose toxins in a special sac
Toxins occur an inactive protoxins in bacteria
None of the above
Which of the following is false for Bt transgenic plant?
Bt transgenic plants are designed to be insect-resistant.
Bt transgenic plants reduce the need for chemical insecticides.
Bt transgenic plants are harmful to all insects.
Bt toxin expressed in the plant is derived from a bacterium.
Microbe used for biocontrol of pest butterfly caterpillars is?
Saccharomyces cerevisiae
Bacillus thuringiensis
Bacillus vibrio
Trichoderma sps…
What activates the protoxin of Bacillus thuringiensis into an active toxin within the gut of a bollworm?
Alkaline pH of the gut
Acidic pH of the gut
Presence of specific enzymes in the gut
Sunlight
Consider the following statements
I. Bt toxin gene has been cloned from the bacteria
II. Genetic engineering works only on animals and has not yet been successfully used on plants
III. Strains of Bacillus thuringiensis are used in producing bioinsecticidal plants
Which of the statements given above are correct?
I and II
I and III
II and III
I, II and III
Some strains of produces proteins that kills insects like
Lepidopterans
Coleopterans
Dipterans
All of these
Biocontrol agent Bacillus thuringiensis (Bt) is used to control
Butterfly caterpillars
Nucleopolyhedrovirus
Aphids
Mosquitoes
Strains of are used in producing.
Bioinsecticidal plants
Biomineralisation
Biometallurgiacal techniques
Biofertilizers
The protein toxin producing bacteria, used to control biological pest, is
Bacillus thuringiensis
Escherichia coli
Staphylococcus aureus
Salmonella typhimurium
