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Start learning 50% faster. Sign in nowThe blue-green alga Anabaena lives in the leaves of Azolla, a freshwater fern, forming a symbiotic relationship. In this relationship, Anabaena provides nitrogen to Azolla through nitrogen fixation, while Azolla offers a protected environment and nutrients to the alga. This mutualistic association benefits both organisms and is particularly significant in rice cultivation, where Azolla is used as a natural fertilizer.
Milk is an excellent source of
“Golden treasure” of Assam is known to which silk
Indian Lac Research Institute is located at :
Winter wheat is grown in
Which of the following is first zinc enrich variety of rice?
The fruit of mustard is termed as
When fertilizer nutrients are added during the process of compositing, then the product is called as
Lactometer is used to measure _____ in milk.
The bright yellow colour of the labels the insecticide container indicates that product is:
Trap crop for Orobanche is _____