A curved mirror where the reflecting surface is curved inwards is called a
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On the basis of memory size & performance, which type of computer is known as "Big Iron"?
In a food chain, what is the difference between primary consumers and secondary consumers?
The ________ balance is the sum of the balance of merchandise trade, services and net transfers received from the rest of the world.
The marginal propensity to consume lies between ____________.
Algae belongs to which of the following levels of the ecosystem?
Which of the following plants have root nodules?
India's largest renewable energy park would be located in