GATE Practice Question and Answer

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Answer : 2. "Only a follows"
Explanation :

Answer: B) Only a follows Explanation: The proper nourishment will make the monkeys or human beings work properly. So, the course of action I follows. Course of action II does not follow as there is no information about captive or wild monkeys.

Q: The term hierarchy refers to 2533 0

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    a team in which everyone is equal and has to pull his or her own weight
    Correct
    Wrong
  • 2
    a power structure in which each member knows his or her own place
    Correct
    Wrong
  • 3
    a situation in which higher species such as men will always be in control of lower species such as animals
    Correct
    Wrong
  • 4
    a condition in which the weak must die so the strong can survive
    Correct
    Wrong
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Answer : 2. "a power structure in which each member knows his or her own place"
Explanation :

Answer: B) a power structure in which each member knows his or her own place Explanation: Hierarchy is a system of ranking in which members of a particular society are ranked in an ascending order depending on various factors.   Hence, the term hierarchy refers to a power structure in which each member knows his or her own place.

Q: Population of a colony of mosquitoes is increasing by 20% per day. If the population on Monday was 3000, on which day of that week the population would be 5184 ? 2529 0

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    Thursday
    Correct
    Wrong
  • 2
    Friday
    Correct
    Wrong
  • 3
    Tuesday
    Correct
    Wrong
  • 4
    Monday
    Correct
    Wrong
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Answer : 1. "Thursday"
Explanation :

Answer: A) Thursday Explanation: Given monday population = 3000Per day 20% increase in population. Tuesday population = 3000 + 3000x20/100 = 3000 + 600 = 3600 Wednesday population =3600 + 3600x20/100 = 3600 + 720 = 4320 Thursday population = 4320 + 4320x20/100 = 4320 + 864 = 5184 So that day is Thursday.

Q: How much water can be used by a camel in drinking in a single time ? 2528 0

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    Up to 60 ltr.
    Correct
    Wrong
  • 2
    Up to 100 ltr.
    Correct
    Wrong
  • 3
    Up to 80 ltr.
    Correct
    Wrong
  • 4
    Up to 120 ltr.
    Correct
    Wrong
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Answer : 2. "Up to 100 ltr."
Explanation :

Answer: B) Up to 100 ltr. Explanation:

Q: Vishal invested 10% more than Trishul. Trishul invested 10% less than Raghu. If the total sum of their investments is Rs. 5780, how much amount did Raghu invest ? 2527 0

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    Rs.2010
    Correct
    Wrong
  • 2
    Rs.2200
    Correct
    Wrong
  • 3
    Rs.2000
    Correct
    Wrong
  • 4
    Rs.2100
    Correct
    Wrong
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Answer : 3. "Rs.2000"
Explanation :

Answer: C) Rs.2000 Explanation: Let money invested by Raghu = Rs. xMoney invested by Trishul = 9/10 x = 0.9xMoney invested by Vishal = 9/10x * 110/100 = 0.99xAlso, x+0.9x+0.99x = 5780= x= 5780/2.89 = 2000 Therefore, amount invested by Raghu is Rs. 2000.

Q: Can you spot the missing number? 2526 0

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    3
    Correct
    Wrong
  • 2
    6
    Correct
    Wrong
  • 3
    Both A & B
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 3. "Both A & B"
Explanation :

Answer: C) Both A & B Explanation: The given number puzzle can be soved in two ways. Logic 1 :: Row 1  - 2 x 3 = 6 , 6 x 3 = 18 Row 2  - 4 x 5 = 20 , 20 x 5 = 100 Row 3  - 3 x 7 = 21 , 21 x 7 = 147   Hence, the missing number could be 3.   Logic 2 :: Row 1 - 6 x (2+1) = 18 Row 2 - 20 x (4+1) = 100 Row 3 - 21 x (6+1) = 147   Hence, the missing number could be 6.   Therefore, 3 or 6 is the right answer.

Q: Pollination by wind is called 2526 0

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    Hydrophily
    Correct
    Wrong
  • 2
    Entomophily
    Correct
    Wrong
  • 3
    Anemophily
    Correct
    Wrong
  • 4
    Zoophily
    Correct
    Wrong
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Answer : 3. "Anemophily"
Explanation :

Answer: C) Anemophily Explanation: Pollination by wind is called Anemophily or Wind pollination. The process of the transfer of pollen from one individual plant to another, whereby the pollen is carried by air currents is called Anemophily.   Almost all gymnosperms (Non-flowering plants) are anemophilous, as are many plants in the order Poales, including grasses, sedges and rushes.

Q: Which is the World's highest bridge standing 1850 ft above a gorge opens? 2526 0

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    Sidu Bridge
    Correct
    Wrong
  • 2
    Millau Via-duct
    Correct
    Wrong
  • 3
    Beipanjiang Bridge
    Correct
    Wrong
  • 4
    Puli Bridge
    Correct
    Wrong
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Answer : 3. "Beipanjiang Bridge"
Explanation :

Answer: C) Beipanjiang Bridge Explanation: Duge Beipanjiang Bridge in southwest China, opened to traffic this week and now the highest bridge in the world, some 565 metres (1,854 feet) above the valley below.The bridge stretches across a 1,341-metre (4,400-foot) span. Three years in the making, it's estimated to have cost the Chinese government around 1 billion yuan (or US$144 million).The bridge is going to cut travel times between Liupanshui in the Guizhou province and Xuanwei in the Yunnan province to two hours instead of the current five – as long as you don't mind the heights.The bridge crosses the the Nizhu river, and to give you some idea of the size of the drop down to the water below, it's almost 2 Eiffel Towers or one-and-a-half Empire State Buildings.

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