RPSC RAS Pre exam paper 5 August 2018 (Answer Key)

141. Which of the following polyherbal duct has NOT been developed by the Defence Research and Development Organisation (DRDO):
(1) Eczit
(2) Nocdurna
(3) Lukoskin
(4) Amtooth

142. The machine language of computer is based on
(1) Linear Algebra
(2) Boolean Algebra
(3) Matrix Algebra
(4) Abstract Algebra

143. Which of the following difference between Bluetooth and wi-fi is correct?
(1) Both the statements (Bluetooth uses 2.4 GHz radio frequency band, whereas wi-fi can use 2.4 GHz or 5 GHz frequency band.) & (Bluetooth is used for Wireless Local Area Networks (WLAN) only whereas wi-fi is used for Wireless Wide Area Networks (WWAN) only.) are correct in this context. When information is transmitted between two devices using Bluetooth technology, the devices have to be in line of sight of each other, but when wi-fi technology is used the devices need not be in the line of sight of each other.
(3) Bluetooth is used for Wireless Local Area Networks (WLAN) only whereas wi-fi is used for Wireless Wide Area Networks (WWAN) only.
(4) Bluetooth uses 2.4 GHz radio frequency band, whereas wi-fi can use 2.4 GHz or 5 GHz frequency band.

144. Consider the following pairs : ISRO Centres Location
A. Vikram Sarabhai Trivandrum Space Centre (VSSC) (Kerala)
B. UR Rao Satellite Bengaluru Centre (URSC) (Karnataka)
C. National Remote Dehradun Sensing Centre (Uttarakhand) (NRSC)
D. Indian Institute of Hyderabad Remote Sensing (Telangana) (IRS)
Which of the above pairs are correctly matched ?
(1) A, B, C & D
(2) B, C & D only
(3) A, B & C only
(4) A & B only

145. Match column I with column H and choose the correct answer using the codes given below:
Column – I Column – II
A. Grape Sugar  (i) Fructose
B. Fruit Sugar  (ii) Sucrose

C. Milk Sugar (iii) Natural Sweetner
D. Table Sugar (iv) Glucose E. Stevia
(v) Lactose
Codes :
A B C D E
(1) (i) (iv) (v) (iii) (ii)
(2) (iv) (i) (v) (ii) (iii)
(3) (i) (iii) (iv) (v) (ii)
(4) (ii) (iv) (v) (iii) (i)

146. In humans trisomy of chromosome number 21 is responsible for
(1) Turner Syndrome
(2) Down Syndrome
(3) Klinefelter Syndrome
(4) Haemophilia

147. The total amount of green-house gases produced, to directly and indirectly support human activities, is referred to as
(1) Carbon capture
(2) Carbon sequestration
(3) Carbon footprint
(4) Carbon dioxide index

148. India’s first Beyond-Visual Range (BVR) air-to-air missile indigenously designed & developed by Defence Research & Development Organisation (DRDO) is :
(1) Akash
(2) Astra
(3) Agni
(4) Prithvi

149. How many satellites were launched successfully by PSLV-C37 in a single flight on 15 February 2017?
(1) 98
(2) 72
(3) 104
(4) 80

150. A particle having at least one dimension less than 10-7 metre, is known as
(1) Macro particle
(2) Nano particle
(3) Milli particle
(4) Micro particle

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