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Correct Answer Logic:
The text explains that the researchers were able to get information from the fossils, so 'obtain' is the most appropriate word.
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MBBS QUESTION #10370
Question 2
Reverse transcriptase, an enzyme essential to retroviral replication (e.g., HIV) and widely exploited in molecular biology techniques (e.g., cDNA synthesis from mRNA), catalyzes:
  • DNA-dependent RNA synthesis
  • RNA-dependent DNA synthesisโœ”๏ธ
  • RNA-dependent RNA synthesis exclusively
  • Direct protein synthesis using an RNA template
Correct Answer Logic:
Reverse transcriptase synthesizes a complementary DNA strand using an RNA template โ€” the reverse of the 'normal' central dogma flow of information (DNA to RNA) โ€” allowing retroviruses to integrate a DNA copy of their RNA genome into host chromosomal DNA.
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Ability / HR / Governance / Special Education QUESTION #5638
Question 3
The Financial Adviser submits cases for Technical Supplementary Grant to AFS(E). Which of the following CORRECTLY states the threshold above which cases must be submitted to the Finance Secretary?
  • Above Rs. 10 million
  • Above Rs. 100 millionโœ”๏ธ
  • Above Rs. 20 million
  • Above Rs. 50 million
Correct Answer Logic:
The Financial Adviser submits Technical Supplementary Grant cases up to Rs.100000000 (Rupees One hundred Million) to AFS(E) for approval. Cases for Technical Supplementary Grant beyond Rs.100 million must be submitted through AFS(E) to the Finance Secretary for approval.
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Dairy Food Science and Technology QUESTION #5893
Question 4
The term 'syneresis' in the context of yoghurt and cheese refers to:
  • Microbial spoilage causing off-flavors
  • Contraction of the protein gel network expelling wheyโœ”๏ธ
  • Excessive lactose crystallization causing sandiness
  • Lipid oxidation causing rancidity
Correct Answer Logic:
Syneresis is the spontaneous contraction of the casein gel/curd matrix expelling entrapped whey. In yoghurt, excessive syneresis causes a watery layer. It is influenced by protein concentration, \(\text{pH}\) at gelation, heat treatment of milk, and rate of acidification.
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Correct Answer Logic:
The line through \(P\) parallel to \(\vec{v}=3\hat{i}+2\hat{j}+2\hat{k}\) gives \(Q = P + t\vec{v}\). Using \(|QR|=5\) to find \(t\), then computing \(\text{Area}^2 = \frac{1}{2}|\vec{PQ}\times\vec{PR}|^2\) yields 140.
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Political Science QUESTION #6677
Question 6

The Bill of Rights in the US Constitution primarily aims to:

  • Strengthen Federal Power
  • Protect Individual Libertiesโœ”๏ธ
  • Define State Responsibilities
  • None of these
Correct Answer Logic:

The first ten amendments to the US Constitution, known as the Bill of Rights, were designed to protect specific individual freedoms from government overreach.

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Molecular Biology / Bioinformatics / Biochemistry QUESTION #11114
Question 7
What is the standard input sequence format used in the BLAST (Basic Local Alignment Search Tool) bioinformatics programme?
  • GenBank format
  • EMBL format
  • FASTA formatโœ”๏ธ
  • PIR format
Correct Answer Logic:
FASTA format is the standard input format for BLAST (developed by Altschul et al., 1990, at NCBI). FASTA format consists of a header line beginning with '>' (containing the sequence ID and description) followed by the nucleotide or amino acid sequence in subsequent lines. BLAST uses this query sequence to search databases (GenBank, UniProt, etc.) for similar sequences using a heuristic local alignment algorithm. GenBank, EMBL, and PIR are database formats, not the primary BLAST input format.
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General Knowledge QUESTION #183
Question 8
The current Secretary-General of the UN is:
  • Ban Ki-moon
  • Antonio Guterresโœ”๏ธ
  • Kofi Annan
  • None of these
Correct Answer Logic:
Antonio Guterres has been serving since January 2017.
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General Science and Ability QUESTION #252
Question 9
The minimum amount of vitamin stored in the human body is of:
  • Vitamin D
  • Vitamin Cโœ”๏ธ
  • Vitamin E
  • Vitamin A
Correct Answer Logic:
Water-soluble vitamins like Vitamin C are not stored in large amounts compared to fat-soluble ones.+2
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Islamic Studies QUESTION #8259
Question 10
Who was claimed to be a prophet during the period of Hazrat Abu Bakar Siddique (RA)?
  • Muselima Kazzabโœ”๏ธ
  • Asvad Ansi
  • Talhea Bin Khavaled
  • Sajah Binle Khavaled
Correct Answer Logic:
Musaylimah al-Kadhdhab (the Liar) was the most prominent false prophet during the caliphate of Hazrat Abu Bakr (RA). After the Prophet's (PBUH) death, several individuals claimed prophethood. Musaylimah claimed to be a prophet in the region of Yamama and gathered a large following. Hazrat Abu Bakr (RA) fought against these false prophets in the Ridda Wars (Wars of Apostasy). Musaylimah was eventually killed in the Battle of Yamama in 632 CE.
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HR and Management QUESTION #6465
Question 11

The evolution in organizational structures creating 'hybrid organizational structures' refers to:

  • Matrix reporting relationships
  • Blending of firms with diverse histories and labor forces through mergers and alliancesโœ”๏ธ
  • Combination of profit and non-profit operations
  • Mix of centralized and decentralized functions
Correct Answer Logic:

Hybrid structures result from blending firms with diverse histories and labor forces through mergers, acquisitions, joint ventures, alliances, and collaborations. These new inter-organizational relationships require successful integration of dissimilar structures, practices, and expertise.

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General Knowledge QUESTION #8794
Question 12
'Ad-Dammam' is an important seaport of which country?
  • Qatar
  • Saudi Arabiaโœ”๏ธ
  • Bahrain
  • Egypt
Correct Answer Logic:
Dammam is a major port in Saudi Arabia.
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Correct Answer Logic:
Correct Answer: B โ€” Propofol Infusion Syndrome (PRIS)

Propofol Infusion Syndrome (PRIS) is a rare but life-threatening complication of prolonged high-dose propofol infusion.

Risk factors:
  • Dose \(> 5 \text{ mg/kg/hr}\) (or \(> 83 \text{ mcg/kg/min}\)) for \(> 48\) hours
  • Concomitant use of catecholamines or corticosteroids
  • Low carbohydrate intake
  • Children (higher risk)
Clinical features of PRIS (PRIS mnemonic):
  • Pink/lipemic plasma, rhabdomyolysis
  • Renal failure (AKI)
  • Increase in CK, triglycerides
  • Severe metabolic acidosis, cardiac failure
Management:
  • Immediately stop propofol infusion
  • Switch to alternative sedation (midazolam, dexmedetomidine)
  • Supportive care (CRRT for renal failure)
  • Treat metabolic acidosis
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Ability / HR / Governance / Special Education QUESTION #1891
Question 14
Under Rule 9 when a borrowing authority wants to initiate disciplinary proceedings against a deputationist what must it do FIRST?
  • Directly suspend the government servant
  • Forward a report with supporting documents to the lending authorityโœ”๏ธ
  • Refer the matter to the Federal Public Service Commission
  • Issue a show cause notice directly to the accused
Correct Answer Logic:
Rule 9 requires the borrowing authority to forward to the lending authority a report with supporting documents before any disciplinary action; the lending authority then takes action under the rules.
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English QUESTION #8334
Question 15
He used to live _______ comfort.
  • with
  • inโœ”๏ธ
  • by
  • on
Correct Answer Logic:
'Live in comfort' is the standard phrase.
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Physics QUESTION #7325
Question 16

The maximum horizontal range of a projectile is 16 km ($g = 10\text{ m/s}^2$). The minimum muzzle velocity required is:

  • $1600\text{ m/s}$
  • $400\text{ m/s}$โœ”๏ธ
  • $200\sqrt{2}\text{ m/s}$
  • $160\sqrt{10}\text{ m/s}$
Correct Answer Logic:

Maximum range occurs at $45ยฐ$: $R_{\max} = \dfrac{u^2}{g}$

$u^2 = R_{\max}\times g = 16000 \times 10 = 160000$

$u = \sqrt{160000} = \mathbf{400\text{ m/s}}$

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Correct Answer Logic:
$5\%$ w/v means $5\text{ g}$ in $100\text{ ml}$, or $50\text{ mg/ml}$. Calculation: $250\text{ mg} \div 50\text{ mg/ml} = 5\text{ ml}$.
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English QUESTION #2764
Question 18
Find the word OPPOSITE IN MEANING to 'Courageous'.
  • Brave
  • Bold
  • Fearless
  • Cowardlyโœ”๏ธ
Correct Answer Logic:
'Courageous' means having or showing bravery. Its antonym (opposite) is 'Cowardly', which means lacking courage. The other options (Brave, Bold, Fearless) are synonyms.
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Paper-I (Anatomy/Physiology and Biochemistry/Microbiology) QUESTION #3187
Question 19
The 'All-or-None' Law of nerve impulses states that:
  • Nerves only fire during the day
  • An impulse is conducted at full strength or not at allโœ”๏ธ
  • Nerves never rest
  • Only large nerves can fire
Correct Answer Logic:
If a stimulus reaches threshold, an action potential of constant magnitude is generated.
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English QUESTION #2759
Question 20
Which sentence is correctly PUNCTUATED?
  • What time does the train leave.
  • What time does the train leave?โœ”๏ธ
  • What time does the train leave!
  • What time does the train leave;
Correct Answer Logic:
An interrogative sentence (question) must end with a question mark (?). 'What time does the train leave?' is correctly punctuated.
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