IIT JEE Practice Question and Answer
8Q: Which one of the following vitamins is known as the anti sterile factor ? 4481 05b5cc6d7e4d2b4197774e719
5b5cc6d7e4d2b4197774e719- 1Ascorbic acidfalse
- 2Riboflavintrue
- 3Niacinfalse
- 4Retinolfalse
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Answer : 2. "Riboflavin"
Explanation :
Answer: B) Riboflavin Explanation:
Q: A hater of knowledge and learning is 4468 05b5cc6ace4d2b4197774d082
5b5cc6ace4d2b4197774d082- 1Philologistfalse
- 2Misologisttrue
- 3Bibliophilefalse
- 4Misogynistfalse
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Answer : 2. "Misologist"
Explanation :
Answer: B) Misologist Explanation: The one word substitution for a hater of knowledge and learning is Misologist.
Q: The marked price of an article is increased by 25% and the selling price is increased by 16.66%, then the amount of profit doubles. If the original marked price be Rs. 400 which is greater than the corresponding cost price by 33.33%, what is the increased selling price? 4467 05b5cc69ae4d2b4197774c755
5b5cc69ae4d2b4197774c755- 1Rs. 380false
- 2Rs. 420true
- 3Rs. 460false
- 4Rs. 440false
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Answer : 2. "Rs. 420"
Explanation :
Answer: B) Rs. 420 Explanation: As given in the question, Marked price is 25% more than the Cost price. => C.P of the article = 34 x 400 = 300 Now, Let the original S.P of the article be Rs. P Now the new S.P = P + 16.666 +13.333300 x P => S.P = 7P6 According to the question, 7P6 - 300 = 2P - 300 => 5P = 1800 => P = Rs. 360 Hence, the increased S.P = 360 x 7/6 = Rs. 420.
Q: ऑनलाइन कार्यात्मक शिक्षण पोर्टलों का उपयोग के माध्यम से किया जाता है 4457 05b5cc62fe4d2b4197774b983
5b5cc62fe4d2b4197774b983- 1वेब पोर्टलtrue
- 2इंटरएक्टिव मल्टीमीडिया निर्देशfalse
- 3प्रशिक्षक सुविधा नए उपकरणfalse
- 4उपरोक्त सभीfalse
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Answer : 1. "वेब पोर्टल"
Explanation :
Answer: A) वेब पोर्टल व्याख्या: ऑनलाइन कार्यात्मक शिक्षण पोर्टलों को वेब पोर्टल के माध्यम से एक्सेस किया जाता है।
Q: In one hour, a boat goes 12 km/hr along the stream and 6 km/hr against the stream. The speed of the boat in still water (in km/hr) is: 4439 05b5cc6bde4d2b4197774d8fc
5b5cc6bde4d2b4197774d8fc- 19true
- 28false
- 37false
- 47.5false
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Answer : 1. "9"
Explanation :
Answer: A) 9 Explanation: Speed in still water = Average of Speed in Upstream and speed in Downstream = 1/2 (12 + 6) kmph = 9 kmph.
Q: कंप्यूटर पर गुम स्लॉट कवर का कारण बन सकता है 4427 15b5cc6ade4d2b4197774d118
5b5cc6ade4d2b4197774d118- 1प्रभाव में तेजी से व्रद्धिfalse
- 2ESD का अधूरा पथfalse
- 3ओवर हाईटtrue
- 4EMIfalse
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Answer : 3. "ओवर हाईट"
Explanation :
Answer: C) ओवर हैट स्पष्टीकरण: कंप्यूटर पर स्लॉट कवर कंप्यूटर के अंदर जमा धूल को कम करता है। इसलिए स्लॉट कवर उचित स्थान पर मौजूद होना चाहिए। लापता कवर केस के एयरफ्लो डिज़ाइन को बाधित कर सकते हैं और ओवरहीटिंग की समस्या पैदा कर सकते हैं।
Q: "Kargil Vijay Diwas" was observed on _____. 4417 05b5cc6cae4d2b4197774e054
5b5cc6cae4d2b4197774e054- 126 Julytrue
- 227 Julyfalse
- 325 Julyfalse
- 429 Julyfalse
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Answer : 1. "26 July"
Explanation :
Answer: A) 26 July Explanation:
Q: Essential Part for the given word from the following options. Respiration 4405 05b5cc6fee4d2b4197774f10c
5b5cc6fee4d2b4197774f10c- 1Oxygentrue
- 2Carbon monoxidefalse
- 3Mouthfalse
- 4Circulationfalse
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Answer : 1. "Oxygen"
Explanation :
Answer: A) Oxygen Explanation: A person or animal must take in oxygen for respiration to occur. A mouth (choice a) is not essential because breathing can occur through the nose. Choices b and d are clearly not essential and can be ruled out.