RSMSSB LDC exam paper N to R – 2018 English Paper (Answer Key) First Shift

RSMSSB LDC exam paper (N to R Alphabet Candidates) 2018 with Answer Key (first shift) held by RSMSSB on 09 September 2018 in Rajasthan state.

Exam Name:— RSMSSB LDC Paper 2 (Alphabet N to R Candidates)
Post Name :— LDC Grade-II (Lower Division Clerk), Junior Assistant
Exam Date :— 09/09/2018
Exam Timing :— First Shift (Morning 08 AM to 11 AM)
Exam Paper :— First Paper
Exam Organiser :— RSMSSB

[ इस प्रश्नपत्र को हिंदी में देखने के लिए यहाँ क्लिक करें ]

LDC exam paper 2018 in english (Alphabet N to R Candidates)

1. The most common cause of anaemia in our country is –
(A) Potassium deficiency
(B) Calcium deficiency
(C) Iron deficiency
(D) Magnesium deficiency
Show AnswerAnswer – C

2. How many contrasting characters did Mendel select for his experiments ?
(A) 9
(B) 10
(C) 7
(D) 8
Show AnswerAnswer – C

3. Who proposed the chromosomal theory of inheritance ?
(A) Hooker
(B) Sutton
(C) Lamarck
(D) Darwin
Show AnswerAnswer – B

4. Which of the three ‘R’s are regarded as environment friendly ?
(A) Repeat, Reorder, Recreate
(B) Recycle, Reorder, Repeat
(C) Reduce, Reuse, Recycle
(D) Reduce, Recreate, Reuse
Show AnswerAnswer – C

5. For control of which disease is antigen (D, P T) administered to children?
(A) Diphtheria, Pertussis, Typhoid

(B) Dengue, Polio, Typhoid
(C) Diphtheria, Pertussis, Tetanus
(D) Diphtheria, Polio, Tetanus
Show AnswerAnswer – C

6. Pyramid of energy
(A) is always upright.
(B) is inverted only for sea ecosystem.
(C) is always inverted.
(D) can be both inverted or upright.
Show AnswerAnswer – A

7. Who was awarded with the Nobel Prize in 1975 for the discovery of ‘Central Dogma Reverse’ ?
(A) Khorana
(B) Baltimore
(C) Monad
(D) Dalton
Show AnswerAnswer – B

8. The flow of energy in an ecosystem follows the laws of
(A) Probability
(B) Photochemistry
(C) Kinetics
(D) Thermodynamics
Show AnswerAnswer – D

9. The nitrogenous base found in place of Thiamine in RNA molecule
(A) Cytosine
(B) Adenine
(C) Uracil
(D) Guanine
Show AnswerAnswer – C

10. Which of the following is the largest ecosystem in the world ?
(A) Ocean ecosystem
(B) Forest ecosystem
(C) Desert ecosystem
(D) Grassland ecosystem
Show AnswerAnswer – A

11. In which form, does water occur in gaseous state in the atmosphere ?
(A) Water vapour
(B) All of these
(C) Snow particles
(D) Water drop
Show AnswerAnswer – B

12. In which year was the Indian Patents Act passed ?
(A) 1980

(B) 1990
(C) 1960
(D) 1970
Show AnswerAnswer – D

13. Central dogma in molecular biology was proposed by _____
(A) Frederich Griffith
(B) Francis Crick
(C) Gregor Mendel
(D) Thomas Hunt Morgan
Show AnswerAnswer – B

14. Which of the following is used as an anticoagulant in blood transfusion?
(A) Sodium carbonate
(B) Sodium nitrate
(C) Sodium citrate
(D) Sodium acetate
Show AnswerAnswer – C

15. Activity of heterogeneous catalysis depends upon :
(A) method of preparation only
(B) total surface area, number of active sites and method of preparation
(C) total surface area only
(D) the number of active sites per unit amount of catalyst only
Show AnswerAnswer – C

16. The elements which are good catalysts and have the ability to change their oxidation number are
(A) Alkalis metals
(B) All of these
(C) Transition elem
(D) Noble gases
Show AnswerAnswer -C

17. Correct electronic configuration of chromium (Cr) is –
(A) 3d34s2
(B) 3d44s
(C) 3d44s2
(D) 3d54sl
Show AnswerAnswer – D

18. Which is an example of physical change ?
(A) Water boiling
(B) Paper burning
(C) Metal rusting
(D) Silver tạrnishing
Show AnswerAnswer – A

19. In the reaction KMnO₄ + H₂C₂O₄ +….. → MnO₂ + CO₂ +………., equivalent – weight of KMnO₄ is 52.66, then molecular weight of KMnO₄ is
(A) 31.6

(B) 263.30
(C) 158.04
(D) 52.66
Show AnswerAnswer – C

20. In which compound, the oxidation, oxidation number of oxygen is positive ?
(A) H2O
(B) OF2
(C) H2O2
(D) Na2O2
Show AnswerAnswer – B

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