IIT JEE Practice Question and Answer

Q: Cross Contamination is prevented by 1556 0

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Answer :
Explanation :

Cross Contamination :: Cross Contamination is nothing but a contamination in a cross way i.e, when a bacteria on a kitchen tool transfers to food via direct contact. Two of the most common kitchen tools usually tend to be a knife or a cutting board. However, it is not just bacteria that gets carried from one place to another — it could also be a virus also. Cross Contamination is prevented by the following tips :: 1. Use separate equipment 2. Clean and sanitize all work surfaces 3. Remind employees to wash their hands 4. Purchase prepared food 5. Implement a personal hygiene program.

Q: How many seconds will a 600 m long train take to cross a man walking with a speed of 7 km/hr in the direction of the moving train if the speed of the train is 67 km/hr ? 1556 0

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    29 sec
    Correct
    Wrong
  • 2
    58 sec
    Correct
    Wrong
  • 3
    36 sec
    Correct
    Wrong
  • 4
    44 sec
    Correct
    Wrong
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Answer : 3. "36 sec"
Explanation :

Answer: C) 36 sec Explanation: Speed of train relative to man = 67 - 7 = 60 km/hr.= 60 x 5/18 = 50/3 m/sec. Time taken to pass the man = 600 x 3/50 = 36 sec.

Q: Most abundant tissue in the body 1556 0

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    Connective
    Correct
    Wrong
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    Nervous
    Correct
    Wrong
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    Muscular
    Correct
    Wrong
  • 4
    Epithelial
    Correct
    Wrong
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Answer : 1. "Connective"
Explanation :

Answer: A) Connective Explanation: There are four types of tissue in human body. They are    1.Muscular2.Connective3.Epithelial4.Nervous   Among these Connective Tissue are most abundant in our body.    CONNECTIVE TISSUE   Functions:   1) Wraps around and cushions and protects organs2) Stores nutrients3) Internal support for organs4) As tendon and ligaments protects joints and attached muscles to bone and each other5) Runs through organ capsules and in deep layers of skin giving strength   The 3 Elements of Connective Tissue:1) Ground substance – gel around cells and fibers2) Fibers – provide strength, elasticity and support3) Cells   There are 2 Kinds of Connective Tissue:   1) Loose Connective Tissue: a) Areolar Connective Tissue – cushion around organs, loose arrangement of cells and fibers. b) Adipose Tissue – storehouse for nutrients, packed with cells and blood vessels c) Reticular Connective Tissue – internal supporting framework of some organs, delicate network of fibersand cells   2) Dense Connective Tissue: a) Dense Regular Connective Tissue – tendons and ligaments, regularly arranged bundles packed with fibersrunning same way for strength in one direction. b) Dense Irregular Connective Tissue – skin, organ capsules, irregularly arranged bundles packed with fibersfor strength in all directions.

Q: What measures Air pressure? 1556 0

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    Barkometer
    Correct
    Wrong
  • 2
    Bolometer
    Correct
    Wrong
  • 3
    Spectrometer
    Correct
    Wrong
  • 4
    Barometer
    Correct
    Wrong
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Answer : 4. "Barometer"
Explanation :

Answer: D) Barometer Explanation: Air Pressure can be defined as the pressure of air in the earth's atmosphere. It reaches a maximum of about 100,000 Pa near sea level and decreases as altitude increases. The barometer is an instrument which is used for measuring Air pressure.   Physics instruments and their uses:   Barkometer  - - - Tanning liquors used in tanning leather Bolometer  - - - Electromagnetic radiation Spectrometer - - -  Properties of light.

Q: On retirement, a woman gets Rs. 1,45,440 of her provident fund which she invests in a scheme at 20% per annum. Her monthly income from this scheme will be 1555 0

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    Rs. 2550
    Correct
    Wrong
  • 2
    Rs. 2424
    Correct
    Wrong
  • 3
    Rs. 2224
    Correct
    Wrong
  • 4
    Rs. 2380
    Correct
    Wrong
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Answer : 2. "Rs. 2424"
Explanation :

Answer: B) Rs. 2424 Explanation: Now, the principal amount P = Rs. 1,45,440 Rate of interest R = 20%/annum Now monthly income I = PTR/100 = 1,45,440 x 20 x 1/100 x 12 = 2908800/1200 = Rs. 2424.   Hence, her monthly income = Rs. 2424.

Q: Accounts Receivable financing is based on 1555 0

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Answer :
Explanation :

Accounts-receivable financing is a type of asset-financing arrangement in which a company uses its receivables — outstanding invoices or money owed by customers — to receive financing. when a business sells its AR (accounts receivable) to a factoring company and receives short-term business funding in return, this is what called as Accounts Receivable Financing.   How it works :: Business-to-business sales are often offered with payment terms of 30, 60 or 90 days. The buyer receives the product, but doesn't submit payment until the mutually agreed-upon date. The seller records the sale as revenues and increases the accounts receivable by the amount of the sale. When the payment arrives, the seller decreases the accounts receivable and increases cash. Accounts receivable financing allows the seller to get the cash immediately by selling the receivable to a third party. This is called factoring.

Q: What is the political party of the president now? 1555 0

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    BJP
    Correct
    Wrong
  • 2
    INC
    Correct
    Wrong
  • 3
    BSP
    Correct
    Wrong
  • 4
    NCP
    Correct
    Wrong
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Answer : 1. "BJP"
Explanation :

Answer: A) BJP Explanation: Ram Nath Kovind, the present President of India is from BJP, Bharatiya Janata Party. The president of the Republic India is the head of state of India. He is also the commander-in-chief of Indian Armed Forces. He is indirectly elected by the people through members of both houses of the parliament of India, legislative assemblies of all the states of India, the legislative assembly of the Union

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Answer : 4. "21 km"
Explanation :

Answer: D) 21 km Explanation: From both voices it can be conclude that, Varanasi is more than 20km but less than 22km away. That is it is 21 kms away.

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