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Directions to Solve

In each of the following questions, five words have been given out of which four are alike in some manner, while the fifth one is different. Choose the word which is different from the rest.

Q1: Choose the word which is different from the rest.

A Bee

B Cockroach

C Aphid

D Moth

E Lizard

Q2: The ___ is placed in series with the flow of current.

A voltmeter

B ammeter

C ohmmeter

D wattmeter
 

Q3: To design a cross-over between parallel tracks, the required components are :

A two switch points, two acute angle crossings and six check rails

B two switch points, two acute angle crossings and four check rails

C two switch, points, two acute angle crossings and two check rails

D none of these.

Q4: BCD number 1100111 = __________ 10

A 66

B 67

C 69

D 68