Questions

Device used for the detection and measurement of all types of radiation (alpha, beta and gamma)

Rectifiers convert _____.

Malachite is an ore/mineral of

The salt concentration (measured as salinity in parts per thousand), is less than ______ % in inland waters.

Halophytes are plants that grow in

Study of earth is known as

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

A case in point is Sydney, Australia, where last year more than 8,000 pedestrians (is fined) for illegally crossing city streets.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the words/sentence.

Fix an object firmly and deeply in a surrounding mass