VFA Mixed Practice Test #203

Question 1

The instrument used to measure atmospheric pressure is a:‌​‍

Accepted Answer

Barometer — Barometers (mercury or aneroid) measure atmospheric pressure.‌​‍

Answer

Thermometer

Answer

Anemometer

Answer

Hygrometer

Question 2

The LM (50 Millesimal) potencies are known for their unique preparation and administration. What is the dilution factor at each step in the preparation of an LM potency?

Accepted Answer

C. 1:50,000 (Millesimal scale). — LM (50 Millesimal) potencies are prepared by a distinct method where one part of the previous potency is diluted with 50,000 parts of the vehicle (often a mixture of alcohol and water) at each successive step. This results in an extremely high dilution factor, distinguishing them from decimal (1:10) or centesimal (1:100) scales.

Answer

A. 1:100 (Centesimal scale).

Answer

B. 1:500 (Intermediate between X and C).

Answer

D. 1:1,000 (Thousand-fold dilution).

Question 3

Which Kerala government scheme aims to provide free textbooks to students from economically weaker sections in government and aided schools?

Accepted Answer

C. Samagra Shiksha Kerala — Samagra Shiksha Kerala (SSK) is a centrally sponsored scheme that includes provisions for free textbooks. KITE Victers is an educational TV channel, KSFE is a financial institution, and KUDUMBASHREE focuses on women's self-help groups.

Answer

A. KITE Victers

Answer

B. KSFE Savings Scheme

Answer

D. KUDUMBASHREE Education Loan

Question 4

A newly appointed teacher wants to establish a positive learning environment where students feel respected and motivated. Which of the following approaches is most effective for setting clear behavioral expectations?

Accepted Answer

C. Collaboratively developing a few positive, clear, and actionable rules with student input. — Collaboratively developing positive, clear, and actionable rules with student input fosters ownership and understanding, leading to better adherence and a more respectful environment. Posting a long list of rules (A) can be overwhelming and authoritarian. Having students sign a contract without discussion (B) lacks engagement. Relying solely on informal discussions (D) is reactive and lacks consistency.

Answer

A. Posting a long list of rules and reviewing them daily.

Answer

B. Having students sign a behavior contract without any prior discussion.

Answer

D. Relying solely on informal discussions about behavior as issues arise.

Question 5

Growth hormone (somatotropin) is secreted by:

Accepted Answer

Anterior pituitary — Excess in childhood → gigantism; deficiency → dwarfism.

Answer

Thyroid

Answer

Adrenal

Answer

Pancreas

Question 6

Golden Rice:‌​‍

Accepted Answer

Vitamin A enriched — Beta-carotene for vit A.‌​‍

Answer

Zinc

Answer

Protein

Answer

Iron

Question 7

Primary goal of the 'Nivarthana Agitation':

Accepted Answer

Representation in the Legislative Assembly — Nivarthana (Abstention) movement (1932-36) demanded community-wise representation in the Travancore Assembly.

Answer

Land reforms

Answer

Temple entry

Answer

Educational reforms

Question 8

'Dry Ice' is the solid form of:

Accepted Answer

Carbon dioxide — Dry ice = solid CO₂ (sublimes directly to gas).

Answer

Water

Answer

Sodium carbonate

Answer

Calcium sulphate

Question 9

ATAGS artillery:‌​‍

Accepted Answer

Advanced Towed Artillery Gun System — Indigenous 155mm.‌​‍

Answer

Imported

Answer

Old

Answer

New

Question 10

The 2023 G20 Empower Summit was held in:‌​‍

Accepted Answer

Gandhinagar — G20 Empower Summit was held in Gandhinagar, Gujarat on 3-4 August 2023.‌​‍

Answer

New Delhi

Answer

Chennai

Answer

Bhubaneswar

VFA Mixed Practice Test #203