VFA Mixed Practice Test #30

Question 1

Starch is polymer of:‌​‍

Accepted Answer

α-glucose (amylose linear, amylopectin branched) — Amylose α-1,4. ‌​‍Amylopectin α-1,4 + α-1,6. Glycogen: similar, more branched (animal storage).

Answer

Fructose

Answer

Galactose

Answer

β-glucose

Question 2

The Kerala State Teacher's Award is conferred annually to recognize outstanding educators. Which of the following is NOT a primary criterion typically considered for this prestigious award?

Accepted Answer

C. The exact number of years of service completed in government or aided schools. — While experience is generally a prerequisite, the *exact number of years* is not a primary criterion over the quality and impact of a teacher's contribution. The award primarily focuses on excellence in teaching, innovation, student development, and community involvement, rather than just tenure.

Answer

A. Innovation in teaching methodologies and pedagogical practices.

Answer

B. Significant contribution to co-curricular activities and student development.

Answer

D. Efforts in promoting social and community engagement among students.

Question 3

A student, Rahul, consistently spends extra hours in the school library, not for grades, but because he genuinely enjoys learning about history and finds the subject fascinating. What type of motivation primarily drives Rahul's behavior?

Accepted Answer

B. Intrinsic motivation — Rahul's motivation stems from an internal desire and interest in the subject itself, which defines intrinsic motivation. He engages in the activity for its inherent satisfaction, not for external rewards like grades. Extrinsic motivation would involve external factors, while achievement and affiliation motivation are broader categories not specifically addressing the internal drive for learning for its own sake.

Answer

A. Extrinsic motivation

Answer

C. Achievement motivation

Answer

D. Affiliation motivation

Question 4

Vaccination principle established by:‌​‍

Accepted Answer

Edward Jenner (1796) — cowpox against smallpox — Smallpox eradicated 1980 (WHO). Pasteur extended to rabies, anthrax.‌​‍

Answer

Pasteur

Answer

Fleming

Answer

Koch

Question 5

Under the Rights of Persons with Disabilities (RPwD) Act, 2016, which of the following conditions is explicitly recognized as one of the specified disabilities, potentially making an individual a 'person with disability'?

Accepted Answer

D. Specific Learning Disability (SLD), such as Dyslexia, affecting academic performance. — The RPwD Act, 2016, expanded the list of recognized disabilities from 7 to 21. Specific Learning Disabilities (SLD), which includes conditions like Dyslexia, Dysgraphia, and Dyscalculia, is explicitly listed as one of these specified disabilities. The other options describe temporary conditions or medical conditions without significant functional limitations, which do not qualify as specified disabilities under the Act.

Answer

A. Seasonal allergies causing discomfort for a few weeks annually.

Answer

B. Temporary fracture of a limb requiring a cast for two months.

Answer

C. Mild hypertension controlled by medication without functional limitations.

Question 6

Which specific chemical test is employed for the identification of deoxysugars present in cardiac glycosides, characterized by a reddish-brown color in the acetic acid layer and a bluish-green color in the sulfuric acid layer?

Accepted Answer

A. Keller-Kiliani test — The Keller-Kiliani test is a characteristic reaction for the presence of 2-deoxysugars, such as digitoxose, which are part of cardiac glycoside structures. Borntrager's test identifies anthraquinone glycosides, while Legal's and Baljet tests detect the butenolide ring of cardiac glycosides.

Answer

B. Borntrager's test

Answer

C. Legal's test

Answer

D. Baljet test

Question 7

New Parliament building opened:‌​‍

Accepted Answer

2023 — May 2023. Triangular design.‌​‍

Answer

2024

Answer

2022

Answer

2025

Question 8

Smallest cell in human body:‌​‍

Accepted Answer

Sperm — Sperm cell (head ~5 micrometres).‌​‍

Answer

RBC

Answer

WBC

Answer

Nerve cell

Question 9

Sree Narayana Guru's 'One Caste, One Religion, One God for Man' motto was a revolutionary call against the prevailing social stratification. Beyond its direct interpretation, which of the following best represents the underlying principle Guru aimed to establish in society?

Accepted Answer

C. Fostering a sense of human unity and equality by de-emphasizing superficial differences. — Sree Narayana Guru's 'One Caste, One Religion, One God for Man' was a profound philosophical statement aimed at transcending artificial divisions. While he did advocate for education (B) and established institutions (D), the core underlying principle of the motto itself was to foster a universal sense of human unity and equality (C), by asserting that all humans belong to one humanity, making caste and religious distinctions superficial. Promoting inter-caste marriages (A) is a social reform, but not the direct philosophical principle embedded in the motto.

Answer

A. Promoting inter-caste marriages to eradicate social divisions.

Answer

B. Advocating for universal education as the primary tool for social upliftment.

Answer

D. Establishing new religious institutions open to all castes to challenge orthodox practices.

Question 10

Glomerular filtration rate (GFR) is approximately:‌​‍

Accepted Answer

125 mL/min — ~180 L/day filtered; ~178 L reabsorbed; ~1.5 L urine. ‌​‍Juxtaglomerular apparatus regulates GFR.

Answer

10 mL/min

Answer

1000 mL/min

Answer

25 mL/min

VFA Mixed Practice Test #30