General Science Questions Practice Question and Answer
8 Q: Tungsten resistance to temperature rise?
1992 05ef41568bea49d16b47d39a1
5ef41568bea49d16b47d39a1- 1decreasesfalse
- 2increasestrue
- 3there is no changefalse
- 4All thesefalse
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Answer : 2. "increases"
Explanation :
At high temperatures, the tungsten filament gets hot and atoms in the filament vibrate more. The electrons in the current now collide more with the atoms & more energy is needed to push the current through the filament. Hence, the resistance of tungsten increases with temperature.
Q: The floral part that receives pollen - grains during pollination is
1974 15e20520a7925ca44aa9f16b4
5e20520a7925ca44aa9f16b4- 1ovaryfalse
- 2stylefalse
- 3stigmatrue
- 4ovulesfalse
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Answer : 3. "stigma "
Q: Which of the following is caused by the higher concentration of Nitrogen and Phosphorous?
1974 05dfc9d4340c34473ac86ae3c
5dfc9d4340c34473ac86ae3c- 1Eutrophicationtrue
- 2Hardnessfalse
- 3Alkalinityfalse
- 4Acidityfalse
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Answer : 1. "Eutrophication "
Q: Is there concentration in the eye?
1959 05e576269c202fc4e80bf9730
5e576269c202fc4e80bf9730- 1By altering the convex of the lensfalse
- 2Back-and-forth speed of the lensfalse
- 3By the front-and-back motion of the retinatrue
- 4By changing the refractive index of the liquid of the eyefalse
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Answer : 3. "By the front-and-back motion of the retina "
Q: How is the relative humidity expressed?
1954 05dd2394ac2282c484e440f00
5dd2394ac2282c484e440f00- 1gramfalse
- 2Kilogramfalse
- 3Percenttrue
- 4Ratiofalse
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Answer : 3. "Percent"
Q: Purity of a metal can be determined with the help of
1950 05ebb767e8e4fa473bcbb51d5
5ebb767e8e4fa473bcbb51d5- 1Pascal's lawfalse
- 2Boyle's lawfalse
- 3Archimedes principletrue
- 4Principle of mass conservationfalse
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Answer : 3. "Archimedes principle "
Q: The primary colours in photography are –
1925 05de492866528fb7f3ab00bba
5de492866528fb7f3ab00bba- 1Red, blue, yellowfalse
- 2Red, yellow, greenfalse
- 3Red, blue, greentrue
- 4Red, green, cyanfalse
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Answer : 3. "Red, blue, green "
Q: This organelle of the human body is known as the ‘powerhouse of the cell’. Name it from the given options.
1916 15d9433c1eef89a492b2e27f0
5d9433c1eef89a492b2e27f0- 1Golgi bodiesfalse
- 2Mitochondriatrue
- 3Lysosomesfalse
- 4Chloroplastfalse
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