VFA Mixed Practice Test #111

Question 1

A high school student memorizes the formula for the area of a triangle (A = ½ × base × height) but fails to apply it to solve a real-world problem about land measurement. Ausubel would attribute this to:

Accepted Answer

A. Rote learning without meaningful understanding or connection to prior knowledge — Ausubel emphasized meaningful learning, where new knowledge must be assimilated into existing cognitive structures. Rote memorization (A) leads to surface-level understanding and poor application. Cognitive dissonance (B) is a motivational concept, discovery learning (C) is Bruner’s approach, and practice alone (D) without meaning doesn’t address underlying comprehension issues.

Answer

B. Lack of cognitive dissonance in the learning process

Answer

C. Over-reliance on discovery learning methods

Answer

D. Insufficient practice with similar problems

Question 2

Cell wall is found in:‌​‍

Accepted Answer

Plant cells only — Plant cells have a rigid cell wall (made of cellulose) outside the cell membrane. ‌​‍Animal cells don't.

Answer

Animal cells only

Answer

Both

Answer

Neither

Question 3

Which of the following functional groups is characteristic of local anesthetics like lidocaine?

Accepted Answer

A. Amide group — Local anesthetics like lidocaine contain an amide group (-CONH-) as part of their structure, which is essential for their mechanism of action by blocking sodium channels. The other groups listed are not characteristic of local anesthetics.

Answer

B. Aldehyde group

Answer

C. Nitro group

Answer

D. Phenolic group

Question 4

The Intergovernmental Panel on Climate Change (IPCC) is primarily responsible for which of the following?

Accepted Answer

C. Assessing and synthesizing scientific information on climate change for policymakers — The IPCC's role is to assess and synthesize scientific, technical, and socio-economic information relevant to climate change, its impacts, and potential response strategies for policymakers. It does not implement policies (A), conduct independent research (B), or fund projects (D).

Answer

A. Implementing global climate policies and mitigation strategies

Answer

B. Conducting independent scientific research on climate change

Answer

D. Funding renewable energy projects worldwide

Question 5

Cellulose is polymer of:

Accepted Answer

β-glucose (β-1,4 linkages) — Straight chains, hydrogen bonded. Humans lack cellulase — can't digest. Ruminants and termites have symbiotic microbes.

Answer

α-glucose

Answer

Fructose

Answer

Mannose

Question 6

Father of Malayalam cinema:‌​‍

Accepted Answer

J.C. Daniel — J.C. Daniel — made the first Malayalam film.‌​‍

Answer

Adoor Gopalakrishnan

Answer

Ramu Kariat

Answer

P.K. Rosy

Question 7

Dwarka Expressway inaugurated:‌​‍

Accepted Answer

Mar 2024 — March 2024.‌​‍

Answer

2023

Answer

2025

Answer

2022

Question 8

The SI unit of pressure is:‌​‍

Accepted Answer

Pascal — 1 Pa = 1 N/m²; atmospheric pressure ≈ 101,325 Pa.‌​‍

Answer

Joule

Answer

Newton

Answer

Watt

Question 9

TVM Science and Tech Museum:‌​‍

Accepted Answer

VSSC proximity — Near VSSC in Thiruvananthapuram.‌​‍

Answer

NH-66

Answer

Fort

Answer

Kovalam

Question 10

Under the Narcotic Drugs and Psychotropic Substances Act, 1985, which authority is responsible for granting licenses for the manufacture of opioids in India?

Accepted Answer

D. Central Bureau of Narcotics — The Central Bureau of Narcotics, under the Narcotic Drugs and Psychotropic Substances Act, 1985, is the designated authority for issuing licenses for the manufacture of opioids in India. This ensures strict control over narcotic substances to prevent misuse, unlike DCGI, which regulates general drug manufacturing. State Drugs Controller and Ministry of Chemicals and Fertilizers do not grant such licenses.

Answer

A. Drug Controller General of India (DCGI)

Answer

B. Ministry of Chemicals and Fertilizers

Answer

C. State Drugs Controller

VFA Mixed Practice Test #111