Mock test for RRB JE || RRB JE CBT-1

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Q.1 The study of different types of tissues is called

(A) Cell biology

(B) Cell physiology

(C) Cytology

(D) Histology

Q.2 The Jaisalmer fort is isolated in

(A) Punjab

(B) Utter Pradesh

(C) Tamil Nādu

(D) Rajasthan

Q.3 Amebiases causes

(A) Severe cold

(B) Dysentery

(C) Headache and cold

(D) Fever

Q.4 which of the following is NOT of a fossil source of energy?

(A) Coal

(B) Kerosene oil

(C) CNG

(D) Cow dungs cakes

Q.5 The frequency of a sound its is 50Hz and its wavelength is 4 m. What is the speed of the sound wave?

(a) 200 m/s

(b) 100 m/s

(c) 80 m/s

(d) 400 m/s

Q.6 Find the LCM of ab²c², a² b c and a³b³c²

(A) a²b²c³

(B) abc

(C) a³b³c²

(D) a³b³c³

Q.7 Soaps are sodium or potassium salts of long chain

(a) Alcohols

(b) Esters

(c) Aldehydes

(d) Carboxylic acid

Q.8 Find the largest two-digit prime number.

(a) 93

(b) 89

(c) 91

(d) 97

Q.9 Which word will best complete the relationship given below? Fort of Amer : Rajasthan :: Ajanta caves : ?

(a) Sikkim

(b) Maharashtra

(c) Kerala

(d) Bihar

Q.10 Archimedes principle is used to design the following?

(a) Trucks

(b) Aircraft

(c) Submarines

(d) Cars