Bio Engineering
Question : Pipe A can fill an empty tank in 30 hours and B can fill it in 10 hours. Due to a leakage in the tank, it takes pipes A and B together 1.5 hours more to fill completely than it would have otherwise taken. What is the time taken by the leakage alone to empty the same tank completely, starting when the tank is completely full?
Option 1: 42 hours
Option 2: 40 hours
Option 3: 36 hours
Option 4: 45 hours
Correct Answer: 45 hours
Solution : Time taken by pipe A to fill a tank = 30 hours Part of tank filled by pipe A in an hour = $\frac{1}{30}$ Time taken by pipe B to fill a tank = 10 hours Part of tank filled by pipe B in
Question : For which of the following a BT seed has also been developed?
Option 1: Wheat
Option 2: Maize
Option 3: Cotton
Option 4: Pulses
Correct Answer: Cotton
Solution : The correct option is Cotton.
Certain cotton varieties have been altered to produce the Bt toxin, which is used to target certain pests such as the dipterans, lepidopterans, and coleopterans. When insects consume these plant pieces, they ingest the poison, which impairs their digestive
Question : Select the most appropriate option to fill in the blank.
_____in biotechnology and medicine have resulted in higher expectancy rate and lower mortality rate.
Option 1: Arrogate
Option 2: Advancements
Option 3: Aversions
Option 4: Saturation
Correct Answer: Advancements
Solution : The correct choice is the second option.
Explanation: The word advancements is a noun that refers to the action or process of advancing or developing. This fits well with the idea that these advancements have resulted in a higher life expectancy rate and a
Question : Improve the underlined part of the sentence. Choose 'No improvement' as an answer if the sentence is grammatically correct.
Even in time of natural disasters, the farmers had to pay their share of taxes.
Option 1: times of natural
Option 2: timer of natural
Option 3: times of naturally
Option 4: No improvement
Correct Answer: times of natural
Solution : The underlined part can be improved by choosing the first option.
Explanation: The original phrase "Even in time of natural disasters" is grammatically correct but can be refined for better clarity. The suggested improvement, "Even in times of natural disasters" is a more
Question : Directions: In the question, a part of the sentence is in bold. Below are given alternatives to the bold part at (1), (2), and (3) that may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is (4).
We saw one tiger approached to us.
(1) approaching to us
(2) approaching us
(3) approaching towards us
(4) No Improvement
Option 1: (1)
Option 2: (2)
Option 3: (3)
Option 4: (4)
Correct Answer: (2)
Solution : The correct answer is the second option.
This option "approaching us" is the correct choice as the verb "approached" should be in the gerund form "approaching" to indicate an act of approaching. The sentence conveys the meaning that we saw one tiger while it
Question : In MS Word, multiple words, lines or paragraphs can be selected by using the ------- key.
Option 1: Shift
Option 2: Function F5
Option 3: Alt
Option 4: Ctrl
Correct Answer: Ctrl
Solution : The correct option is Ctrl.
In MS Word, multiple words, lines or paragraphs can be selected by using the Ctrl+C keys. In short, multiple words, lines, or paragraphs can be selected in Microsoft Word using various methods, such as holding down the Ctrl key,
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