IIT JEE Practice Question and Answer
8Q: Ozone hole refers to 1486 05b5cc6bbe4d2b4197774d82a
5b5cc6bbe4d2b4197774d82a- 1Decrease in the thickness of ozone layer in Stratospheretrue
- 2Increase in thickness of ozone layerfalse
- 3Decrease in the ozone layer in Tropospherefalse
- 4Hole in the ozone layerfalse
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Answer : 1. "Decrease in the thickness of ozone layer in Stratosphere"
Explanation :
Answer: A) Decrease in the thickness of ozone layer in Stratosphere Explanation:
Q: Plants that make their own food are called 1486 05b5cc62fe4d2b4197774b995
5b5cc62fe4d2b4197774b995- 1Autotrophstrue
- 2Hydrophyllsfalse
- 3Decomposersfalse
- 4Heterotrophsfalse
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Answer : 1. "Autotrophs"
Explanation :
Answer: A) Autotrophs Explanation: Plants make their own food through the process of photosynthesis. Plants are self-sufficient. Green plants have the ability to prepare their own food and this is the reason why they are called autotrophs. They make their own food through the process of photosynthesis using light energy to make sugars from carbon dioxide (C02) and water (H20). The chlorophyll which is present in the leaves is the main reason for the production of food in the plants and it is the reason for the greenery of the leaves too.
Q: Tribal Cooperative Marketing Development Federation of India Limited (TRIFED) has celebrated 'World Honey Bee Day' on ? 1485 05b5cc6cae4d2b4197774e024
5b5cc6cae4d2b4197774e024- 119th Augusrttrue
- 221st Augustfalse
- 3D) has celebrated 'World Honey Bee Day' on ? A) 19th Augusrt B) 21st August C)false
- 4has celebrated 'World Honey Bee Day' on ? A) 19th Augusrt B) 21st August C) 18th August D) 16th Augustfalse
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Answer : 1. "19th Augusrt"
Explanation :
Answer: A) 19th Augusrt Explanation:
Q: Name the Asian country that has 1st time turned around from a Net importer of electricity to Net Exporter of electricity, as per Central Electricity Authority of the country. 1485 05b5cc705e4d2b4197774f230
5b5cc705e4d2b4197774f230- 1Indiatrue
- 2Bangladeshfalse
- 3Myanmarfalse
- 4Pakistanfalse
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Answer : 1. "India"
Explanation :
Answer: A) India Explanation: As per Central Electricity Authority, the Designated Authority of Government of India for Cross Border Trade of Electricity, 1st time 'India' has turned around from a net importer of electricity to Net Exporter of electricity.
Q: If 1 1 1 1 = R 2 2 2 2 = T 3 3 3 3 = E 4 4 4 4 = N Then 5 5 5 5 = ? 1480 05b5cc699e4d2b4197774c72e
5b5cc699e4d2b4197774c72e- 1Ytrue
- 2Zfalse
- 3Tfalse
- 4Xfalse
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Answer : 1. "Y"
Explanation :
Answer: A) Y Explanation: If you add all the terms of the LHS of equality, then the last letter of the sum written in words would give you the RHS. 1 + 1 + 1 + 1 = 4 = FOUR 2 + 2 + 2 + 2 = 8 = EIGHT 3 + 3 + 3 + 3 = 12 = TWELVE 4 + 4 + 4 + 4 = 16 = SIXTEEN So, following the same pattern. 5 + 5 + 5 + 5 = 20 = TWENTY That gives us our answer to 5 5 5 5 = "Y".
Q: State-run Bharat Sanchar Nigam (BSNL) unveiled its mobile wallet in partnership with _______ to enable one-tap bill payment for its over 100 million subscribers. 1479 05b5cc6cae4d2b4197774e090
5b5cc6cae4d2b4197774e090- 1Free Chargefalse
- 2MobiWiktrue
- 3Paytmfalse
- 4Ezetapfalse
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Answer : 2. "MobiWik"
Explanation :
Answer: B) MobiWik Explanation:
Q: 125% as a Fraction? 1479 05b5cc6aae4d2b4197774cf7f
5b5cc6aae4d2b4197774cf7f- 11/4false
- 23/4false
- 35/4true
- 47/4false
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Answer : 3. "5/4"
Explanation :
Answer: C) 5/4 Explanation: Literally any percentage means divide by 100. So 125% = 125100. That can be reduced to 5/4. To convert to a decimal, you can do long division, dividing 5 into 4.
Q: Are Alternate Exterior Angles congruent? 1479 05b5cc6abe4d2b4197774cfef
5b5cc6abe4d2b4197774cfef- 1TRUEtrue
- 2FALSE Answer & Explanation Answer:false
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Answer : 1. "TRUE"
Explanation :
Answer: A) TRUE Explanation: We know that, Alternate Exterior Angles Theorem:: The Alternate Exterior Angles Theorem states that, when two parallel lines are cut by a transversal, the resulting alternate exterior angles are congruent . Converse of the Alternate Exterior Angles Theorem :: Converse of the Alternate Exterior Angles Theorem states that, If two lines are cut by a transversal and the alternate exterior angles are congruent, then the lines are parallel.

