Prepare for NEET with Botany-specific practice questions. Covering all major Botany chapters, this is perfect for your NEET Biology needs.
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
Disadvantages of chemical agents are
I. chemicals are toxic and harmful to human beings and animals
II. chemical pollute the environment and plants
III. weedicides used to remove weeds also pollute the soil
Choose the correct option
I, II and III
I and II
I and III
II and III
Consider the following statements about organic farming
I. Organic farming promotes the use of crop rotations and cover crops and encourages balanced host/predator relationships
II. Integrated pest and weed management and soil conservation systems are valuable tools on an organic farm
II. Organic farming protects the environment, minimize soil degradation and erosion and decrease pollution
Which of the statements given above are correct?
I, II and III
I and II
I and III
II and III
Choose the correct option about agrochemicals
These are expensive for farmers in developing countries
Also have harmful effects on environment
Genetically modified crops are less expensive than agrochemicals
All of the above