DCOA Mixed Practice Test #410

Question 1

A patient wants to eat a large amount of unhealthy food but decides to choose a healthier option after considering their current health condition and doctor's advice. In Freudian terms, which part of the mind is primarily responsible for this decision-making process?

Accepted Answer

A. Ego — The Ego operates on the reality principle, mediating between the impulsive desires of the Id and the moralistic demands of the Superego, while also considering external reality. In this scenario, the Ego balances the Id's desire for unhealthy food with the Superego's health consciousness and the reality of the doctor's advice. The Id represents primitive impulses, and the Superego represents internalized societal and parental standards.

Answer

B. Id

Answer

C. Superego

Answer

D. Conscious Mind

Question 2

Coelenterates (Cnidaria) are characterized by:‌​‍

Accepted Answer

Cnidoblasts (stinging cells) and radial symmetry — Hydra, jellyfish (Aurelia), coral. ‌​‍Two body forms: polyp and medusa. Diploblastic.

Answer

Coelom present

Answer

Vertebrates

Answer

Bilateral symmetry

Question 3

Which of the following organs is responsible for the production of hydrochloric acid and the enzyme pepsin, crucial for the initial breakdown of proteins?

Accepted Answer

D. Stomach — The stomach secretes hydrochloric acid, which denatures proteins and activates pepsinogen into pepsin. Pepsin is the primary enzyme for protein digestion in the stomach. The small intestine is the main site for nutrient absorption. The pancreas produces digestive enzymes released into the small intestine. The liver produces bile but not pepsin or HCl.

Answer

A. Small intestine

Answer

B. Pancreas

Answer

C. Liver

Question 4

One metre is defined as the distance travelled by light in vacuum in:‌​‍

Accepted Answer

1/299,792,458 second — Speed of light is 299,792,458 m/s; one metre = the distance light travels in 1/299,792,458 s.‌​‍

Answer

1/1000 second

Answer

1 millisecond

Answer

1 second

Question 5

Total bones in an adult human:‌​‍

Accepted Answer

206 — Adults have 206 bones. Babies have ~270 (many fuse during growth).‌​‍

Answer

196

Answer

216

Answer

300

Question 6

A healthcare facility is segregating its waste. In which category would used needles and syringes (sharps) be placed for disposal?

Accepted Answer

D. Puncture-proof white container — Used needles and syringes, classified as sharps, must be disposed of in puncture-proof, leak-proof containers, often white or translucent blue, to prevent injuries and contamination. Red bags are for contaminated recyclable waste, yellow for infectious non-sharp waste, and blue bags are for general non-infectious waste or specific types of glass waste depending on local guidelines.

Answer

A. Red bag

Answer

B. Yellow bag

Answer

C. Blue bag

Question 7

Kerala fishing harbours:‌​‍

Accepted Answer

Vizhinjam, Kollam, Kochi, Beypore — Major harbours.‌​‍

Answer

Only Beypore

Answer

Only Kochi

Answer

10+

Question 8

A newborn infant receives antibodies from their mother through the placenta and later through breast milk. This type of immunity provides immediate, but temporary, protection against certain pathogens, without the infant's own immune system actively producing antibodies. What type of immunity is this?

Accepted Answer

C. Naturally acquired passive immunity. — This describes naturally acquired passive immunity. 'Naturally acquired' refers to the transfer of antibodies through natural processes like the placenta or breast milk, and 'passive' means the individual receives pre-formed antibodies rather than producing their own. This provides immediate but temporary protection. Active immunity (Options A and B) involves the body's own immune system producing antibodies, while artificially acquired immunity (Options B and D) involves medical interventions like vaccination or antitoxin injections.

Answer

A. Naturally acquired active immunity.

Answer

B. Artificially acquired active immunity.

Answer

D. Artificially acquired passive immunity.

Question 9

Udaya Studios at:‌​‍

Accepted Answer

Alappuzha — Alappuzha.‌​‍

Answer

Ernakulam

Answer

Thrissur

Answer

TVM

Question 10

Kerala's first CM after statehood:‌​‍

Accepted Answer

EMS Namboodiripad — EMS 1957 first elected.‌​‍

Answer

Pattom Thanu Pillai

Answer

Ikkanda Warrior

Answer

Sankar

DCOA Mixed Practice Test #410