Question

std 9 in science textbook page no. 89 chapter 8 Useful and Harmful Microbes
in page 89 there is a diagram of 8.2 Root nodules of soyabean plant
the diagram question is
a. What does the given diagram represent?
b. which mutually beneficial relationship is illustrated in the diagram?
c. How can infection of root hair by beneficial bacteria help plant? ​​

Answer 1

Answer:

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