Filarial disease (filariasis) is transmitted by which of the following mosquitoes?

• (A) Anopheles
• (B) Aedes
• (C) Culex
• (D) Mansonia

Match the following diseases with their causative agents:

• (A) \(1-B,\,2-A,\,3-C\)
• (B) \(1-A,\,2-B,\,3-C\)
• (C) \(1-C,\,2-A,\,3-B\)
• (D) \(1-B,\,2-C,\,3-A\)

The normal value of Tidal Volume (TV) in a healthy adult is approximately:

• (A) \(500\ mL\)
• (B) \(2500-3000\ mL\)
• (C) \(1100-1200\ mL\)
• (D) \(4500-5000\ mL\)

Which of the following respiratory volumes represents the air remaining in the lungs after forced expiration?

• (A) Tidal Volume (TV)
• (B) Inspiratory Reserve Volume (IRV)
• (C) Residual Volume (RV)
• (D) Vital Capacity (VC)

Where is sperm produced?

• (A) Vas deferens
• (B) Epididymis
• (C) Seminiferous tubules
• (D) Prostate gland

If the stroke volume of the heart is \(70\ mL/beat\) and the cardiac output is \(5250\ mL/min\), what is the heart rate?

• (A) \(60\) beats/min
• (B) \(70\) beats/min
• (C) \(75\) beats/min
• (D) \(80\) beats/min

Extrusion of the second polar body from the egg nucleus occurs:

• (A) After entry of sperm but before fertilization
• (B) After completion of fertilization
• (C) Before entry of sperm into the ovum
• (D) Simultaneously with first cleavage

Which of the following population interactions is widely used in medical science for the production of antibiotics?

• (A) Commensalism
• (B) Mutualism
• (C) Parasitism
• (D) Amensalism

Wuchereria bancrofti is transmitted to the human body by:

• (A) Housefly
• (B) Anopheles
• (C) Culex
• (D) Aedes

What is the phenotypic ratio of a dihybrid cross in the F\(_2\) generation?

• (A) \(3:1\)
• (B) \(1:2:1\)
• (C) \(9:3:3:1\)
• (D) \(1:1:1:1\)

Identify the "molecular scissors" used to cut DNA at specific sequences.

• (A) DNA Ligase
• (B) DNA Polymerase
• (C) Restriction Enzymes
• (D) RNA Polymerase

Which hormone is responsible for apical dominance in plants?

• (A) Gibberellin
• (B) Cytokinin
• (C) Auxin
• (D) Ethylene

Which antibody is most abundant in human colostrum (initial breast milk)?

• (A) IgG
• (B) IgM
• (C) IgA
• (D) IgE

In an ecosystem, which ecological pyramid is always upright and never inverted?

• (A) Pyramid of Biomass
• (B) Pyramid of Numbers
• (C) Pyramid of Energy
• (D) Pyramid of Producers

What is the ratio of escape velocity to orbital velocity?

• (A) \(1:1\)
• (B) \(2:1\)
• (C) \(\sqrt{2}:1\)
• (D) \(1:\sqrt{2}\)

Find the moment of inertia of a solid sphere about its diameter.

• (A) \( \frac{2}{3}MR^2 \)
• (B) \( \frac{2}{5}MR^2 \)
• (C) \( \frac{1}{2}MR^2 \)
• (D) \( \frac{3}{5}MR^2 \)

If the distance between two charges is doubled, the Coulomb force becomes:

• (A) Twice
• (B) Half
• (C) One-fourth
• (D) Four times

What is the de Broglie wavelength of a particle at rest?

• (A) Zero
• (B) Infinite
• (C) One
• (D) Undefined

The working of an optical fiber is based on which phenomenon?

• (A) Refraction
• (B) Diffraction
• (C) Total Internal Reflection
• (D) Interference

What is the hybridization of carbon in an Ethyne (\(\mathrm{C_2H_2}\)) molecule?

• (A) \(sp^3\)
• (B) \(sp^2\)
• (C) \(sp\)
• (D) \(sp^3d\)

Name the linkage that holds amino acids together in a protein.

• (A) Glycosidic bond
• (B) Ester bond
• (C) Peptide bond
• (D) Hydrogen bond

Which element has the highest electronegativity in the periodic table?

• (A) Oxygen
• (B) Chlorine
• (C) Fluorine
• (D) Nitrogen

What is the product when Phenol reacts with neutral Ferric Chloride?

• (A) Green precipitate
• (B) Blue complex
• (C) Violet colored complex
• (D) Colorless solution

In a BCC (Body-Centered Cubic) unit cell, what is the coordination number?

• (A) \(4\)
• (B) \(6\)
• (C) \(8\)
  = (D) \(12\)