Reading Mode - Questions

General Knowledge QUESTION #2633

Installing new software updates and the latest operating system version
Resetting the device to the settings it came with from the factory, erasing all user data✔️
Increasing the device's processing speed by clearing temporary files only
Connecting the device to a new network and user account

Correct Answer Logic:

A factory reset resets a device to the settings it came with from the factory. This erases all user data, installed applications, settings, and personal files, returning the device to its original out-of-the-box state. It is commonly used to troubleshoot serious issues or prepare a device for a new user.

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3385

Question 3142

Which 'Protein Structure' refers to the unique three-dimensional folding of a single polypeptide chain?

Primary
Secondary
Tertiary✔️
Quaternary

Correct Answer Logic:

Tertiary structure determines the functional shape of the protein.

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Paper-II (Pharmacognosy and Pharmaceutics-I) QUESTION #3028

Question 3143

'Suppository Molds' are usually lubricated with:

Vegetable oil (for cocoa butter)
Soap solution in alcohol (for cocoa butter)✔️
Water (for gelatin bases)
Alcohol (for PEG bases)

Correct Answer Logic:

For fatty bases like cocoa butter, a lubricant that is not miscible with the base (like soft soap) is used.

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English QUESTION #2657

Question 3144

Identify the correct indirect form: 'The teacher said, "The Earth revolves around the Sun."'

The teacher said that the Earth revolved around the Sun.
The teacher said that the Earth revolves around the Sun.✔️
The teacher said the Earth was revolving around the Sun.
None of these

Correct Answer Logic:

Universal truths do not change tense in indirect speech.

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Reading and Writing (Module-1) QUESTION #5420

Question 3145

While researching a topic, a student has taken the following notes: • Chemical leavening agents cause carbon dioxide to be released within a liquid batter, making the batter rise as it bakes. • Baking soda and baking powder are chemical leavening agents. • Baking soda is pure sodium bicarbonate. • To produce carbon dioxide, baking soda needs to be mixed with liquid and an acidic ingredient such as honey. • Baking powder is a mixture of sodium bicarbonate and an acid. • To produce carbon dioxide, baking powder needs to be mixed with liquid but not with an acidic ingredient. The student wants to emphasize a difference between baking soda and baking powder. Which choice most effectively uses relevant information from the notes to accomplish this goal?

To make batters rise, bakers use chemical leavening agents such as baking soda and baking powder.
Baking soda and baking powder are chemical leavening agents that, when mixed with other ingredients, cause carbon dioxide to be released within a batter.
Baking soda is pure sodium bicarbonate, and honey is a type of acidic ingredient.
To produce carbon dioxide within a liquid batter, baking soda needs to be mixed with an acidic ingredient, whereas baking powder does not.✔️

Correct Answer Logic:

This choice directly contrasts the key difference: baking soda requires an acidic ingredient while baking powder doesn't.

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Basic Mathematics QUESTION #4503

Question 3146

Which property states that $a \times b = b \times a$?

Associative
Commutative✔️
Distributive
Identity

Correct Answer Logic:

The commutative property of multiplication states that order doesn't matter: $a \times b = b \times a$

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Biology QUESTION #4201

Question 3147

The digestive secretions from different parts of GIT have the ability to kill microbe present in the food. Which of the following best describe this role?

Antiseptics
Disinfectants✔️
Chemotherapeutics
Immunosuppressant

Correct Answer Logic:

Digestive secretions act as disinfectants by killing microbes in the digestive tract.

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Biology Zoology Botany QUESTION #1386

Question 3148

The tallest living plant species belongs to the group of:

Pteridophytes
Angiosperms
Gymnosperms✔️
Bryophytes

Correct Answer Logic:

The tallest living plant species is the coast redwood (Sequoia sempervirens), which belongs to Gymnosperms (specifically the family Cupressaceae). The tallest known individual, named Hyperion, stands at about 115.9 metres. Gymnosperms include conifers, cycads, and ginkgo — many of which are among the tallest and oldest living organisms.

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Mathematics QUESTION #1253

Question 3149

In the group $(Q^+, *)$ with $a * b = \dfrac{ab}{2}$, what is the inverse of element $a$?

$\dfrac{1}{a}$
$\dfrac{2}{a}$
$\dfrac{4}{a}$✔️
$2a$

Correct Answer Logic:

For inverse $a'$: $a * a' = e = 2 \Rightarrow \dfrac{aa'}{2} = 2 \Rightarrow a' = \dfrac{4}{a}$. Since $a \in Q^+$, $\dfrac{4}{a} \in Q^+$ ✓.

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Computer Science QUESTION #1127

Question 3150

The process of deleting an element from an empty stack is called:

Overflow
Deletion
Underflow✔️
None of these

Correct Answer Logic:

Stack Underflow occurs when an attempt is made to pop (delete) an item from a stack that contains no elements.

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Others section QUESTION #4765

Question 3151

Who served as President of the World Bank in 2009?

Robert Bruce Zoellick✔️
Robert Bruce Gate
Robert Bruce Lohaf
Bill Gates

Correct Answer Logic:

Robert Zoellick served as the 11th President of the World Bank Group from 2007 to 2012, succeeding Paul Wolfowitz.

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Professional QUESTION #1842

Question 3152

Under Section 19(3), a civil servant who is dismissed or removed from service for reasons of discipline is not admissible to pension. However, the Government may sanction compassionate allowance not exceeding what fraction of the pension or gratuity that would have been admissible?

One-half
Two-thirds✔️
Three-quarters
One-third

Correct Answer Logic:

Section 19(3) provides that no pension is admissible to a civil servant dismissed or removed for disciplinary reasons, but the Government may sanction compassionate allowance not exceeding two-thirds of the pension or gratuity which would have been admissible had he been invalided from service on the date of dismissal or removal.

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Physics and Math QUESTION #769

Question 3153

$\int x\cos x\, dx = ?$

$x\sin x - \cos x + c$
$x\sin x - \cos x - c$✔️
$x\cos x - \sin x + c$
None

Correct Answer Logic:

Using integration by parts: $\int x\cos x\, dx = x\sin x - \int \sin x\, dx = x\sin x + \cos x + c$. Note: The paper marks option B ($x\sin x - \cos x - c$) but the standard result is $x\sin x + \cos x + c$.

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