Topic:- General Science
1) Rithish took five rounds of a circular track of 300m length such that the
starting and the finishing line was the same. The total distance covered and the
displacement by Rithish are respectively:
1. 10m and 1500m
2. 1500m and Om
3. 300m and 30m
4. 30m and 300m
Correct Answer :- 1500m and 0m
2) The unit of relative density is: /
1. no unit
2. kg/m / fat
3, kein
4, g/cm
Correct Answer :- no unit
3) A better and more efficient use as well as availability of milk led to
1. White revolution
2. Black revolution
3. Blue revolution
4, Green revolution
Correct Answer :- White revolution
4) The life supporting zone of the Earth is called -
1. Atmosphere
2. Biosphere
3. Hydrosphere
4. Lithosphere
Correct Answer :- Biosphere
5) Lichens are a symbiotic association of
1. bread mould and green algae
2. mushroom and green algae
3. yeast and green algae
4. cyanobacteria and fungi
Correct Answer :- cyanobacteria and fungi
6) Which of the following reproduces from underground stem?
1. Radish
2. Potato
3. Carrot
4. Sweet potato
Correct Answer :- Potato
7) Which of the following modes of heat transfer is faster?/
1. Radiation only
2. Conduction only
3. Convection only
4. Both conduction and radiation
Correct Answer :- Radiation only
8) When white light is allowed to pass through the red glass plate, then the glass plate will:
1. Allow no colour to pass through it
2. Allow only the red colour to pass through it
3. Allow all seven colours to pass through it
4. Not allow the red colour to pass through it
Correct Answer :- Allow only the red colour to pass through it
9) Some seeds have hooks and spines. It helps the seeds to
1. escape from enemies
2. attach to the parent body
3. attach to the fur of other animals
4, prevent drying
Correct Answer :- attach to the fur of other animals
10) The correct order of density of matter is:
1. Water < cotton < honey < air < chalk
2. Air < cotton < water < honey < chalk
3. Air < water < honey < chalk< cotton
4, Cotton < water < honey < chalk < Air
Correct Answer :- Air < cotton < water < honey < chalk
11) Identify the element which has the same number of neutrons and protons in its nucleus.
1. Al(Z= 13 & A=27)
2.C(Z=6&A=14)
3.Mg(Z=12&A=24)
4.Na(Z=11&A=23)
Correct Answer :- Mg(Z=12&A=24)
12) Freeze-dried food products are produced using the phenomenon of:
1. Adsorption
2. Absorption
3. Evaporation
4, Sublimation
Correct Answer :- Sublimation
13) The force required to produce an acceleration of 4 m/s? in an object of mass 9 kg is:
1. 5N
2. 36N
3. 9N
4, 4N
Correct Answer :-
14) Astudent was guided by his teacher to perform the following experiment. He took some iron
filings and sulphur powder in a mortar and crushed the mixture well. He took a little of the
mixture in a test tube and added dilute H2504 tot, and then a colourless and odourless gas was
liberated. Identify the gas liberated. /
feaeatte act Wat axet ch TE Veh GTA AT Ber Rata GaT Tete (eet fea AT AT] Seer
strat (Ate) F aaist ale HT ater SI TewHL Tse Fora Six PAs apt areas S Re eT
Teel Th TC Eeteh A atsy aoT Pera 3X SHE ey H2SO4 Star 3H Pee Tah Tarelet SH areT
Tied dha qed 691 Gad she hh Gear Ht
1, Ha
2, H2S
3, $02
4, $0;
Correct Answer :-
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