VFA Mixed Practice Test #287

Question 1

The dimensional formula of Planck's constant h is:‌​‍

Accepted Answer

[M L^2 T^-1] — E = hν → h = E/ν = [ML²T⁻²]/[T⁻¹] = [ML²T⁻¹]. ‌​‍Same dimensions as angular momentum.

Answer

[M L^-2 T]

Answer

[M L T^-1]

Answer

[M L^2 T^-2]

Question 2

Chirality in organic molecules requires:‌​‍

Accepted Answer

sp³ carbon bonded to four different groups — Stereocenter. ‌​‍Pair of enantiomers rotate plane of polarized light oppositely. Important in drugs (thalidomide disaster).

Answer

sp carbon

Answer

sp² carbon

Answer

Double bond

Question 3

Total IITs currently:‌​‍

Accepted Answer

23 — 23 IITs.‌​‍

Answer

16

Answer

19

Answer

25

Question 4

Kerala's Human Development Index:‌​‍

Accepted Answer

Highest in India — HDI leader India.‌​‍

Answer

Middle

Answer

5th

Answer

10th

Question 5

A patient diagnosed with a terminal illness repeatedly claims that the doctors have made a mistake and that they are perfectly healthy. Which defense mechanism is this patient primarily utilizing?

Accepted Answer

B. Denial — Denial is a defense mechanism where an individual refuses to accept reality or a fact. In this scenario, the patient is refusing to acknowledge the terminal diagnosis. Repression involves unconsciously pushing distressing thoughts into the unconscious, while projection involves attributing one's own unacceptable thoughts to another person, and sublimation channels unacceptable impulses into socially acceptable ones.

Answer

A. Repression

Answer

C. Projection

Answer

D. Sublimation

Question 6

The Dr. B. C. Roy Award is a prestigious national honour for medical professionals in India. Which of the following statements about the Dr. B. C. Roy Award is INCORRECT?

Accepted Answer

D. The award includes a significant cash prize of ₹10 lakh along with a gold medal. — The Dr. B. C. Roy Award does not include a significant cash prize of ₹10 lakh; it typically consists of a medal, a citation, and a smaller cash component (historically around ₹50,000 to ₹1 lakh). Statements A, B, and C are correct: the award is indeed instituted by the MCI, presented annually on National Doctors' Day (July 1st), and acknowledges diverse contributions to medicine.

Answer

A. It is instituted by the Medical Council of India (MCI).

Answer

B. It is presented annually on July 1st, coinciding with National Doctors' Day.

Answer

C. It recognizes outstanding contributions in various fields of medicine, including socio-medical relief and medical research.

Question 7

Before teaching a new chapter on the 'Structure of the Atom', a science teacher presents a short lecture on the historical development of atomic models and their relevance, thereby providing a general framework for the upcoming detailed information. This pedagogical technique is a prime example of Ausubel's concept of:

Accepted Answer

B. Advance organizers — David Ausubel's theory of meaningful verbal learning advocates for the use of advance organizers. These are introductory materials presented before new learning to provide a conceptual framework, link new information to existing knowledge, and facilitate the assimilation of complex material, making the subsequent learning more meaningful.

Answer

A. Reciprocal teaching

Answer

C. Discovery learning

Answer

D. Scaffolding

Question 8

Who wrote Jnanappana?‌​‍

Accepted Answer

Poonthanam — Poonthanam — devotional poem on futility of worldly knowledge.‌​‍

Answer

Melpathur

Answer

Ezhuthachan

Answer

Cherusseri

Question 9

First talkie in Malayalam:

Accepted Answer

Balan — Balan (1938).

Answer

Vigathakumaran

Answer

Marthanda Varma

Answer

Jeevitha Nauka

Question 10

Nair Service Society (NSS), an influential Kerala community organisation, was founded in 1914 by:‌​‍

Accepted Answer

Mannathu Padmanabhan — Mannathu Padmanabhan founded NSS on 31 October 1914 at Perunna.‌​‍

Answer

K. P. Kesava Menon

Answer

Kumaran Asan

Answer

C. Keshavan

VFA Mixed Practice Test #287