Sunday 11 August 2013

General Science-8

1. --------------------------- are the vertices of the triangle:
a) Hypothesis, theory, law
b) Hypothesis, experiment, procedure
c) Theory, principle, law
d) Law, experiment, observation.

2.  Pythagoras regarded sun,earth,& moon as ------------.
a) Traingles
b) Squares
c) Spheres
d) Oval

3. Calculus was invented by …………
a) Fathom
b) Pythagoras
c) Isaac Newton
d) Sholes

4. Dispersion of white light into seven different colors was showed by ---------
a) Galileo Galilei
b) Issac newton
c) Einstein
d) C.V.Raman

5. Who for the first time point out that the path of a projectile would a parabola :
a) Issac Newton
b) Thomas Edison
c) Homi Bhabha
d) Galileo

6. The branch of science which deals with the nature of sound, its production, transmission and effects is called ...................
a) Acoustics
b) Aeronautics
c) Mechanics
d) Physics

7. The science of motion and propulsion of rockets, missiles and projectiles is called ..........................
a) Acoustics
b) Ballistics
c) Thermodynamics
d) Histology

8. Study of energy production in living bodies is called .........................
a) Biology
b) Biomechanics
c) Bioenergetics
d) Aerodynamics

9. The study of Deterioration of environment by activity of living things is called .........................
a) Biofouling
b) Bioremediation
c) Biomechanics
d) Physics

10. The science of getting exact copies of desired living organisms, organs, genes or molecules is known as .....................
a) Copying
b) Reproduction
c) Cloning
d) Biocopying

11. The study of creation of the Universe is called ...................
a) Astronomy
b) Cosmogony
c) Geology
d) Geophysics

12. The study of genetics of cell is called ....................
a) Cytogenetic
b) Genetic engineering
c) Cytology
d) Cellular biology

13. ........................ showed that the space between galaxies is increasing and the universe is expanding.
a) Issac newton
b) A. Einstein
c) Plato
d) Edwin Hubble

14. According to big Bang theory, Universe came into existence about ........... years ago.
a) 15-20 billion
b) 5-6 billion
c) 15-20 million
d) 50-60 billion

15. Our galaxy is ----------------------- in shape.
a) Spherical
b) Elliptical
c) Spiral
d) irregular