Questions

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

A sheath for the blade of a sword

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

Mountain climbing

Improve the bracketed part of the sentence.
Scientists (have developed) an “organ-on-a-chip” platform to study how drugs are transported across the human placental barrier.

Barium loses ____ electrons to achieve noble gas electron configuration.

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.
Waggish

Which city is located on the banks of the river Narmada?

An unbalanced chemical equation is called a

In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.

Job performance is ______ by a number of factors. Motivation alone does not lead to increased performance. Ability and technology moderates the relationship between motivation and performance. The higher the levels of ability and motivation the ______ the level of performance will be. However, increasing motivation beyond an ______ level tends to ______ a dysfunctional result because it is ______ by an increased level of anxiety.

tends to ______ a dysfunctional result