RRB Group D MODEL Set IV
RRB Group D Model set IV has been prepared especially on General Science, as general science has been an important topics of Railway group D questions. Study and prepare through the study materials.
(1)Which gas is used to fill electric bulbs ?
(a) Neon
(b) Argon
(c) Oxygen
(d) Hydrogen
(2) Light year is a unit of measurement of :
(a) Astronomy
(b) Time
(c) Light
(d) Stars
(3) Which of the following cannot be divided ?
(a) Atom
(b) Photon
(c) Nucleus
(d) Molecule
(4) The unit of power in S.I. is –
(a) Newton
(b) Erg/sec
(c) Joule/sec
(d) Joule
(5) Which of the following is found in a plant cell, but not in animal cells ?
(a) Cell membrane
(b) Cytoplasm
(c) Cell wall
(d) Protoplasm
(6) Which one of the following plants has the largest flower
(a) Sunflower
(b) Chrysantthemum
(c) Zinnia
(d) Rafflesia
(7) A person will have brown eyes because of a pigment in
(a) Cornea
(b Selera
(c) Iris
(d) Choroid
(8) Which of the following has the highest nutritional value ?
(a) Wheat
(b)Rice
(c) Maize
(d) Groundnut
(9) The metals that melts at room temperature is
(a) Cassium
(b) Potassium
(c) Barium
(d) Calcium
(10) The centre of gravity of a triangular lamina is its
(a) Ortho-centre
(b) Centroid
(c) In-centre
(d) Circum-centre