IIT JEE प्रश्न और उत्तर का अभ्यास करें

प्र: Which statement best describes an O3 molecule? 3424 0

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    The double bond in ozone switches back and forth between the two outer oxygen atoms
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    An ozone molecule contains one single bond and one double bond
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    Each atom in ozone is connected to another atom by 1.5 bonds.
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  • 4
    None
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उत्तर : 2. "An ozone molecule contains one single bond and one double bond"
व्याख्या :

Answer: B) An ozone molecule contains one single bond and one double bond Explanation: Ozone molecule has one single bond and one double bond.

प्र: Biped : Quadruped :: Ostrich : ? 5370 0

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    Cat
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    Rabbit
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    Tortoise
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    Rat
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उत्तर : 1. "Cat"
व्याख्या :

Answer: A) Cat Explanation: A biped is an animal that uses two legs for walking and the quadrupeds are animals that use four legs for walking. From the Given options, Cat only have 4 legs. So Biped : Quadruped :: Ostrich : Cat.

प्र: Rita ? into the cellar. Which of the following words best suitable in the place of '?' 1997 0

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    ascended
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    rescinded
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    descended
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  • 4
    intended
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उत्तर : 3. "descended"
व्याख्या :

Answer: C) descended Explanation: Rita descended into the cellar. Descended means went down. As the cellar is in the basement, she must go down. Options and meanings ::  descended  -  went down  rescinded   - cancelled or annulled ascended   - went up  intended    - meant

प्र: Which is called 'OFF State' in binary? 1355 0

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    4
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    3
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    2
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    1
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उत्तर : 4. "1"
व्याख्या :

Answer: D) 1 Explanation: '0' is called OFF State in Binary...

प्र: Bijapur is known for its what? 3158 0

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    Statue of Gomateshwara
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    Heavy rainfall
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    Gol Gumbaz
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    Severe Drought area
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उत्तर : 3. "Gol Gumbaz"
व्याख्या :

Answer: C) Gol Gumbaz Explanation: Bijapur is known for its Gol Gumbaz. Bijapur city is well known for its historical monuments of architectural importance built during the rule of the Adil Shahi dynasty.   What is Gol Gumbaz ::   1. It is the tomb of Mohammed Adil Shah. This is the most famous monument in Bijapur.  2. It is the largest dome ever built in India. 3. A particular attraction in this monument is the central chamber, where every sound is echoed seven times. 4. Another attraction at the Gol Gumbaz is the Whispering Gallery, where even minute sounds can be heard clearly 37 metres away.   Statue of Gomateshwara - Shravanabelagola in Karnataka.   Heavy Rainfall - Cherrapunji in Meghalaya.

प्र: "Confederation Cup" is associated with which of the following game? 1620 0

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    Hockey
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    Badminton
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    Chess
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    Football
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उत्तर : 4. "Football"
व्याख्या :

Answer: D) Football Explanation:

प्र: Which one phosphorylates ADP to make ATP? 1511 0

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उत्तर :
व्याख्या :

ATP synthase Phosphorylates ADP to make ATP.

प्र: Select the correct statement about the Heart Valves. 2733 0

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    Aortic and pulmonary valves control the flow of blood into the heart.
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    The AV valves are supported by chordae tendineae so that regurgitation of blood into the atria during ventricular contraction does not occur.
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    The tricuspid valve divides the left atrium from the left ventricle.
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    The mitral valve separates the right atrium from the right ventricle.
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उत्तर : 2. "The AV valves are supported by chordae tendineae so that regurgitation of blood into the atria during ventricular contraction does not occur."
व्याख्या :

Answer: B) The AV valves are supported by chordae tendineae so that regurgitation of blood into the atria during ventricular contraction does not occur. Explanation: The correct statement from the given options is The AV valves are supported by chordae tendineae so that regurgitation of blood into the atria during ventricular contraction does not occur.

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