Basic Science Practice Question and Answer
8 4 Q:
64a68f058ecb104cc62b09af Answer : 3. "7"
4 Q:
643918511ce944a93ea1c091 4 Q:
631ef7cd80b9d104aeb238b1 4 Q:
611b646accbc2b477b6dc1e8 4 Q:
625fd628e1e2a840c31b95b7 4 Q:
625fd4d2e1e2a840c31b8fe0 4 Q:
625fd28c4f26394ba1a09c00 4 Q:
625fcfcde1e2a840c31b77f2
Q: How many colours does sunlight consist of?
547 064a68f058ecb104cc62b09af
64a68f058ecb104cc62b09af- 13false
- 22false
- 37true
- 45false
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Answer : 3. "7"
Explanation :
1. Sunlight has seven colors.
2. Seven colours – violet, indigo, blue, green, orange, yellow and red.
3. Violet has the shortest wavelength, while red has the longest wavelength.
4. The seven colours contained in sunlight can often be seen in rainbows.
5. Rainbows are formed when sunlight passes through raindrops.
Q: Which of the following is NOT an example of Pteridophyta?
680 0643918511ce944a93ea1c091
643918511ce944a93ea1c091- 1Funariatrue
- 2Selaginellafalse
- 3Equisetumfalse
- 4Pterisfalse
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Answer : 1. "Funaria "
Q: What is Potato?
622 0631ef7cd80b9d104aeb238b1
631ef7cd80b9d104aeb238b1- 1Rootfalse
- 2Stalktrue
- 3Budfalse
- 4Fruitfalse
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Answer : 2. "Stalk"
Q: Why is sodium stored in kerosene?
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611b646accbc2b477b6dc1e8- 1To maintain in its original formfalse
- 2It gets oxidised in airtrue
- 3evaporation starts in the airfalse
- 4it starts burning in airfalse
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Answer : 2. "It gets oxidised in air"
Q: Single flower is-
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625fd628e1e2a840c31b95b7- 1Meccatrue
- 2mustardfalse
- 3Rosefalse
- 4Pituniafalse
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Answer : 1. "Mecca"
Q: The combination of male and female gametes is called-
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625fd4d2e1e2a840c31b8fe0- 1pollinating particlefalse
- 2Fertilizationtrue
- 3Mukulanfalse
- 4Sporefalse
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Answer : 2. "Fertilization"
Q: Somatic reproduction is found in-
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625fd28c4f26394ba1a09c00- 1Potatotrue
- 2Wheatfalse
- 3Neemfalse
- 4in peasfalse
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Answer : 1. "Potato"
Q: The reason for the browning of the cut apple is present in the apple-
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625fcfcde1e2a840c31b77f2- 1Calciumfalse
- 2Zincfalse
- 3Ironfalse
- 4Iodinetrue
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Answer : 4. "Iodine"
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