10th Grade(class) Counseling Test
12 Questions
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Science, Maths And Aptitude
Questions and Answers
- 1.On putting few dops of liquid on a pH strip,the strip changes colour to green. The liquid is most probably-
- A.
Lemon Juice
- B.
Dilute HCl
- C.
NaOH Solution
- D.
Water
- 2.Stomata plays an important role in-
- A.
Respiration
- B.
Photosynthesis
- C.
Transpiration
- D.
All Of Above
- 3.For Total Internal Reflection, Light Ray should travel from-
- A.
Denser to Rarer Medium
- B.
Rarer to Denser Medium
- C.
Any Plane with same frequency
- D.
Does not depend on refractive index
- 4.In Single Plate Spherical Capacitor-
- A.
Other Plate need not to be there
- B.
Othe Plate is at infinity
- C.
Other Plate is at Origin
- D.
None of Above
- 5.Moving Charge has-
- A.
Electric Field
- B.
Magnetic Field
- C.
Both
- D.
None
- 6.Isotones have, same no.of-
- A.
Protons
- B.
Electrons
- C.
Neutrons
- D.
Mass no.
- 7.If HCF (252, 378) = 126, find their LCM.
- A.
756
- B.
657
- C.
567
- D.
126
- 8.For what value of ‘k’ will the equations 13x+23y-1=0 and kx–46y-2=0 represents intersecting lines?
- A.
K equals to 26
- B.
K not equal to 26
- C.
K equals to 13
- D.
K not equal to 13
- 9.If two coins are tossed simultaneously, find the probability of getting exactly two heads.
- A.
1/4
- B.
1/2
- C.
3/4
- D.
1
- 10.If sina + cosa = 2 cos(90 −a ) , find cota .
- A.
1.414
- B.
0.414
- C.
0
- D.
1
- 11.Solve for x and y : 3(2x+y) = 7xy, 3(x +3y) = 11xy
- A.
X=1 and y=3/2
- B.
X=0 and y=0
- C.
Both
- D.
None
- 12.Light Year is a mesuring unit of
- A.
Time
- B.
Speed
- C.
Distance
- D.
Energy
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