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Biology Zoology Botany QUESTION #10825

In female fishes, expression of FSH (follicle-stimulating hormone) is associated predominantly with:

Vitellogenesis
Recruitment of new oocyte generation✔️
Spermiation
Both A and B

Correct Answer Logic:

In female fish, FSH is predominantly associated with recruitment of new oocyte cohorts (early folliculogenesis) — initiating the development of a new group of oocytes from the ovarian reserve. LH is more important for vitellogenesis (yolk deposition) and ovulation in later stages. Spermiation is the release of sperm in males, not relevant to females. The two-gonadotropin model (FSH for recruitment, LH for maturation) is well established in fish reproductive endocrinology.

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Maths QUESTION #4502

Question 5642

What is the reciprocal of $\frac{3}{7}$?

$\frac{7}{3}$✔️
$\frac{-3}{7}$
$3.7$
$\frac{3}{7}$

Correct Answer Logic:

The reciprocal of $\frac{a}{b}$ is $\frac{b}{a}$. So reciprocal of $\frac{3}{7}$ is $\frac{7}{3}$

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Verbal Reasoning QUESTION #8068

Question 5643

Given the system of equations:

$x = 2y + 3$

$y = -2$

Compare the two quantities:

Column A: $x$

Column B: $-1$

Column A is greater
Column B is greater✔️
The two quantities are equal
The relationship cannot be determined

Correct Answer Logic:

Substitute $y = -2$ into the first equation:

$x = 2(-2) + 3 = -4 + 3 = -1$

So Column A is $-1$ and Column B is $-1$.

Therefore, the two quantities are equal, making option C the correct answer. However, based on the answer key shown as B, let me verify: if the answer is B (Column B is greater), then there may be an error in my reading. Re-checking: $x = 2(-2) + 3 = -1$, so $x = -1 = $ Column B. They are equal.

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General Knowledge QUESTION #11510

Question 5644

Which function in spreadsheet software returns the highest value in a specified range?

Average
Count
Minimum
Maximum✔️

Correct Answer Logic:

The MAX function in MS Excel returns the largest value from a set of numbers. Syntax: =MAX(A1:A10). Related functions: MIN (smallest), AVERAGE (mean), COUNT (count of numeric values), LARGE (kth largest value). MAX ignores text and logical values by default.

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Math Physics Chemistry Biology QUESTION #4317

Question 5645

Which type of RNA makes up the largest proportion of total cellular RNA?

Messenger RNA
Ribosomal RNA✔️
Transfer RNA
Catalytic RNA (ribozyme)

Correct Answer Logic:

Ribosomal RNA (rRNA) constitutes approximately 80% of total cellular RNA, making it the most abundant type. mRNA is only ~5% and tRNA ~15%.

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Psychology QUESTION #9944

Question 5646

Bonuses, recognition awards, praise, and time off improve motivation through the application of:

Performance appraisal
Benefits
Reinforcement✔️
Objective criteria

Correct Answer Logic:

These incentives function as positive reinforcers in operant conditioning — consequences that increase the frequency of desired work behaviours. This is the direct application of reinforcement principles to organizational behaviour management.

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MCQs Section QUESTION #4866

Question 5647

Choose the correct antonym of "GAWKY"

Neat
Handy
Graceful✔️
Handsome

Correct Answer Logic:

Gawky means nervously awkward and ungainly in movement or appearance. Its antonym is 'graceful,' meaning having elegance and beauty of movement or expression.

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Psychology QUESTION #9867

Question 5648

The overall bodily and mental curves for man:

Diverge at the age of puberty
Run parallel courses✔️
Show a drop at the age of puberty
Both run parallel and diverge

Correct Answer Logic:

Physical and mental growth trajectories broadly run parallel courses, both showing gradual increases through childhood and a spurt at adolescence, then eventually levelling off — though cognitive development continues longer than physical growth.

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Chemistry QUESTION #7419

Question 5649

The biggest jump (gap) in electronegativity values occurs between which pair?

B → Al✔️
A → Ga
Ga → In
In → Tl

Correct Answer Logic:

Electronegativity in Group 13:
Electronegativity values (Pauling scale):

B: 2.04
Al: 1.61
Ga: 1.81
In: 1.78
Tl: 2.04

The largest drop occurs from B (2.04) to Al (1.61) — a difference of 0.43, which is the biggest gap. This is because B is a metalloid while Al is a true metal.

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English QUESTION #8318

Question 5650

Be _______ in your language.

Precise✔️
Meticulous
Punctilious
None of these

Correct Answer Logic:

'Precise' means exact and clear.

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Chemistry QUESTION #7361

Question 5651

The maximum number of electrons that can occupy a subshell defined by $\ell = 3$ and $n = 4$ is:

10
12
14✔️
16

Correct Answer Logic:

For $\ell = 3$ (f-subshell):
Number of orbitals = $2\ell + 1 = 2(3) + 1 = 7$
Max electrons = $7 \times 2 = 14$

This is the 4f subshell. Note that $n = 4$ is valid since $\ell$ can be 0, 1, 2, or 3 for $n = 4$. The 4f subshell holds exactly 14 electrons, which accounts for the 14 lanthanoids.

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Education QUESTION #6704

Question 5652

In planning instruction, a teacher must decide between content sequencing approaches. For teaching the water cycle, which sequence would be MOST pedagogically sound?

Historical discovery of water cycle → individual processes → integrated system
Individual processes separately → integration into complete cycle → real-world applications
General water cycle concept → specific processes → micro-level details✔️
Random presentation of facts → student construction of relationships

Correct Answer Logic:

This follows a logical progression: understanding components first (evaporation, condensation, precipitation), then seeing how they interconnect systematically, and finally applying this understanding to authentic contexts. This builds from concrete parts to abstract whole to practical application.

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MCQs Section QUESTION #4898

Question 5653

A Labor Department study states that the _____ in the past decade and accounted for more than sixty-two percent of the total growth in the civilian work force.

numbers of women employed outside the home grew by more than a thirty-five percent increase
numbers of women employed outside the home grew more than thirty-five percent
numbers of women employed outside the home were raised by more than thirty-five percent
number of women employed outside the home increased by more than thirty-five percent✔️

Correct Answer Logic:

Singular 'number' is correct for a specific measured quantity. 'Increased by more than thirty-five percent' is concise and non-redundant. Options A and E are redundant ('grew by a thirty-five percent increase'). Options B and C use 'numbers' (plural) incorrectly for a singular measured count.

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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3576

Question 5654

'Beeswax' is used in pharmacy for:

Making candles only
Preparing ointments and plasters✔️
Eating
Injecting

Correct Answer Logic:

It provides consistency to semi-solid preparations.

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Aptitude QUESTION #10975

Question 5655

A tesseract is the 4-dimensional analogue of a cube. A cube has 6 faces, 12 edges, 8 vertices. A tesseract has how many faces (2D flat square faces)?

24✔️
16
12
32

Correct Answer Logic:

Comparing dimensional analogues:

Dimension	Shape	Vertices	Edges	Faces (2D)	Cells (3D)
1D	Line	2	1	-	-
2D	Square	4	4	1	-
3D	Cube	8	12	6	1
4D	Tesseract	16	32	24	8

A tesseract has 24 square faces — each of the 8 cubic cells contributes 6 faces but each face is shared by 2 cells: \(\dfrac{8 \times 6}{2} = 24\.

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Security Measures to Maintain Law and Order QUESTION #905

Question 5656

To prevent "Sabotage" (Section 6), the ASF must maintain order in the "Cargo Area" through:

Bill of Lading checks
Sealed ULD inspections
Access control & X-ray✔️
Weight verification

Correct Answer Logic:

Maintaining order in cargo involves ensuring no unauthorized persons enter and all goods are screened for explosives.

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General Knowledge QUESTION #8977

Question 5657

The Laws of Heredity (genetics) were discovered by:

Charles Darwin
Benjamin Franklin
Gregor Mendel✔️
None

Correct Answer Logic:

Mendel discovered the basic laws of heredity.

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Math Physics Chemistry Biology QUESTION #11410

Question 5658

Enzymatic portion of the gastric juice secreted by gastric mucosa called:

Chief cell✔️
Parietal cell
G cells
Mucus cells

Correct Answer Logic:

Chief cells (zymogenic cells) in the gastric glands of the stomach secrete pepsinogen (inactive precursor of pepsin) and gastric lipase. Pepsinogen is activated to pepsin by HCl. Parietal cells secrete HCl and intrinsic factor; G cells secrete gastrin; mucus cells secrete protective mucus.

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English Literature QUESTION #10725

Question 5659

The literary technique employed by James Joyce in his novels is known as:

Oblique narrative
Stream of Consciousness✔️
First person narrative
Naturalism

Correct Answer Logic:

Stream of Consciousness is the defining narrative technique of James Joyce. In works like Ulysses (1922) and A Portrait of the Artist as a Young Man (1916), Joyce represents the continuous flow of thoughts, feelings, memories, and associations passing through a character's mind, often without conventional punctuation or logical ordering. The technique was developed alongside Virginia Woolf and Dorothy Richardson.

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Chemistry QUESTION #7382

Question 5660

Which atomic model described the atom as a sphere of uniform positive charge with electrons embedded in it to give a stable arrangement?

Thomson's atomic model✔️
Rutherford's atomic model
Bohr's atomic model
Chadwick's atomic model

Correct Answer Logic:

Thomson's 'plum pudding' model (1904) proposed that the atom is a sphere of diffuse positive charge with electrons embedded throughout like plums in a pudding. This model was disproved by Rutherford's gold foil experiment (1911), which showed that positive charge is concentrated in a tiny dense nucleus, with electrons orbiting at large distances.

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