The 'Central Plantation Crops Research Institute' $(CPCRI)$ is located in:

Bombykol or gyplure is a

What are weedicides used for?

$(a)$ Mutations are beneficial for plant breeding. Taking an example,justify the statement.
$(b)$ Discuss briefly the technology that made us self-sufficient in food production.

Consider the following four measures $(I-IV)$ that could be taken to successfully grow chickpea in an area where bacterial blight is common.
$I.$ Spray with Bordeaux mixture.
$II.$ Control of the insect vector of the disease pathogen.
$III.$ Use of disease-free seeds only.
$IV.$ Use of varieties resistant to the disease.
Which of the above measures can control the disease?

Which insect is commonly known as the ‘Horn Beetle’?