Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

Organic gas from condensation can be used as fuel.

A. True
B. False
Answer» B. False
Discussion
2.

Most suitable treatment method for electroplating discharge is ____________

A. Reduction process
B. Ion exchange
C. Waste analysis
D. Chemical analysis
Answer» C. Waste analysis
Discussion
3.

Resins can remove specific substances in a waste solution.

A. True
B. False
Answer» B. False
Discussion
4.

Complete the equation.2Res+OH + [Ni(CN)4]2 __________ + 2OH

A. (Res<sup>&amp;plus;</sup>)<sub>2</sub>[Ni(CN)<sub>4</sub>]<sup>2-</sup>
B. (Res<sup>&amp;plus;</sup>)<sub>2</sub>[Ni(CN)<sub>4</sub>]<sup>3-</sup>
C. (Res<sup>&amp;plus;</sup>)<sub>2</sub>[Ni(CN)<sub>3</sub>]<sup>2-</sup>
D. (Res<sup>&amp;plus;</sup>)<sub>3</sub>[Ni(CN)<sub>4</sub>]<sup>2-</sup>
Answer» B. (Res<sup>&amp;plus;</sup>)<sub>2</sub>[Ni(CN)<sub>4</sub>]<sup>3-</sup>
Discussion
5.

Ion exchange is widely used to remove _________

A. Heavy metals
B. Toxic heavy metals
C. Minerals
D. Salts
Answer» C. Minerals
Discussion
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