(Papers) RRB Group D : Exam Paper & Answer Key
Date: 03 Oct 2018 Shift-2 (General Science)
Q1. An element has electronic configuration 2,8,6. It belongs to
a. 6 group and 2 period
b. 16 group and 3 period
c. 1 group and 1 period
d. 2 group and 2 period
Q2. A 5 Ω resistance wire is doubled on it. Calculate the new resistance of
a. 1.25 Ω
b. 2.25 Ω
c. 1.5 Ω
d. 1.00 Ω
Q3. Choose the option that is NOT true about vascular system.
a. Blood is only white vascular connective tissue.
b. The vascular system forms about 7-8% of the body weight.
c. There is about 6.8 liters of blood in an adult person
d. Life span of human RBCs is 115-120 days.
Q4. Tooth decay starts when the pH of the mouth is .............
a. more than 5.5
b. less than 5.5
c. less than 4.5
d. more than 4.5
Q5. In the Modern Periodic Table, which period contains 32 elements?
a. Period 6
b. Period 3
c. Period 4
d. Period 5
Q6. Which of the following objects would possess potential energy?
a. Raised hammer
b. Blowing wind
c. A rolling stone
d. Moving bullet
Q7. Which of the following regions is the original habitat of the 'Toda
a. Kurnaun Hills
b. Nilgiri Hills
c. Khasi Hills
d. Gharwal Hills
Q8. The given symbol represents ............ element.
Q9. In the Modem Periodic Table, which group has a completely filled
valence shell and chemically inactive elements?
Q10. When light travels from a rarer medium to a denser medium, it
a. speed remains the same
b. speeds down then up
c. speeds down
d. speeds up
Q11. What type of tissue are our bones?
b. Permanent tissue
Q12. There are three groups G1, G2 and G3 in a College with 20, 40 and 60
students respectively. The average marks obtained by groups G1, G2 and G3 are
50%, 60% and 70% respectively. Find the average marks of the entire college?
Q13. For which of the following elements, the symbol consists of only one
Q14. Find the three prime numbers such that product of the first two is 1147
and the product of the last two numbers is 1517?
Q15. An object of mass 12 kg is at a certain height above the ground. If the
potential energy of the object is 480 J. find the height at which the object is
with respect to the ground. Given, g = 10 ms-2
a. 5 m
b. 8 m
c. 4 m
d. 6 m
Q16. 1 kWh = ?
a. 360000 J
b. 3600 J
c. 36000 J
d. 3600000 J
Q17. The SI unit of 'g' is same as that of acceleration, that is
Q18. What does a light year measure?
Q19. ................ connects bones.
Q20. A solution contains 31 g of common salt in 320 g of water. Calculate
the concentration in terms of mass by mass percentage of the solution.
a. 9.60 g
Q21. Which of the following is NOT based on Archimedes' principle?
The given symbol represents ............ electrical component.
b. Electric bulb
Q23. The formula to determine the height of the rocket above the ground at
any time during the rocket's flight is given by:
h = 119t - 7t2 where t = the time, in seconds, that has elapsed since the rocket
was launched, and h = the height, in meters, of the rocket above the ground at
time t. The value of h was 0 when the rocket hit the ground. How many seconds
after the rocket was launched did it hit the ground?
Q24. Which one of the following is highly exothermic?
a. Dissolving copper sulphate in water
b. Dissolving bleaching powder in water
c. Dissolving washing soda in water
d. Dissolving sulphuric acid in water
Q25. Which of the following. pairs have the same SI units?A
a. Force and pressure
b. Force and distance
c. Work and energy
d. Momentum and force
1. (b) 2. (a) 3. (a) 4. (b) 5. (a) 6. (a) 7. (b) 8.
(b) 9. (b) 10. (c)
11. (d) 12. (a) 13. (c) 14. (d) 15. (c) 16. (d) 17. (b) 18. (b) 19. (a) 20. (b)
21. (c) 22. (a) 23. (a) 24. (d) 25. (c)