Identify the incorrectly matched pair:a)Baculoviruses – Species specif...
Baculoviruses are indeed species-specific but not broad-spectrum insecticides; they are narrow-spectrum, targeting specific insect pests. Hence, Option A is incorrectly matched.
Identify the incorrectly matched pair:a)Baculoviruses – Species specif...
Incorrectly Matched Pair: Baculoviruses
The correct answer is option 'A', as Baculoviruses are indeed species-specific but are not classified as broad-spectrum insecticides. Below is a detailed explanation:
Understanding Baculoviruses
- Baculoviruses are a group of viruses that specifically infect insects, particularly caterpillars.
- They are highly specific to their host species, which means they do not affect non-target insects or other organisms, making them safe for beneficial insects.
Misconception of Broad Spectrum
- The term "broad spectrum" usually refers to pesticides that can target a wide range of pests, including various insect species.
- Baculoviruses, on the other hand, do not fit this definition as they are effective against a limited range of species, primarily within the Lepidoptera order (moths and butterflies).
Comparison with Other Options
- Trichoderma: This is a genus of free-living fungi that helps in root ecosystems by promoting plant growth and suppressing root pathogens.
- Ladybird: Known for their role in biocontrol, ladybirds effectively feed on aphids, which are common pests in gardens and agriculture.
- Organic Farming: This approach emphasizes sustainable practices where pests are kept at manageable levels, allowing for ecological balance rather than complete eradication.
Conclusion
In summary, while Baculoviruses are species-specific and beneficial for pest control, they do not qualify as broad-spectrum insecticides. Understanding these distinctions is crucial for effective pest management strategies in both agriculture and ecological systems.