In India, the Black Revolution is associated with self dependence in the production of ___________.
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_________ is a natural electrical phenomenon characterized by the appearance of streamers of reddish or greenish light in the sky, especially near the northern or southern magnetic pole.
In a majority of flowering plants, out of the four megaspores, what is the ratio of functional and degenerate megaspores?
Which of the following micro-organism causes diseases like polio and chicken pox?
Presence of large amounts of nutrients in waters also causes excessive growth of _________ algae.
Pulitzer prize is given in the field of ______.
Who was the first Governor General of Bengal?
In which decade was the SPICE simulator introduced
SPICE (Simulation Program with Integrated Circuit Emphasis) was introduced in May 1972 by the University of Berkeley, California.