VFA Mixed Practice Test #399

Question 1

The minimum energy required for a reaction to occur is called:

Accepted Answer

Activation energy — Activation energy (Eₐ) is the energy barrier that must be crossed.

Answer

Ionisation energy

Answer

Bond energy

Answer

Lattice energy

Question 2

Propan-2-ol has the structure:‌​‍

Accepted Answer

CH₃CHOHCH₃ — Propan-2-ol (isopropanol): OH on middle carbon — secondary alcohol.‌​‍

Answer

CH₃OCH₂CH₃

Answer

CH₃CH₂CH₂OH

Answer

CH₃CH₂CHO

Question 3

As per the recent SCERT Kerala guidelines for school reopening post-pandemic, which of the following measures is NOT mandated under the 'Safe School Protocol' for primary classes?

Accepted Answer

C. Deployment of a full-time school counselor in every government school — While CO2 monitors are recommended for assessing ventilation, SCERT Kerala does not mandate their installation in every classroom. Option A is correct as masks are required for older children, B is a recommended but not mandatory measure, and D aligns with social distancing protocols.

Answer

A. Mandatory use of face masks for students above 5 years

Answer

B. Installation of CO2 monitors in classrooms to assess air quality

Answer

D. Promoting staggered entry and exit timings to avoid crowding

Question 4

The Vaikom Satyagraha was led by whom in its later stage when Gandhiji visited?‌​‍

Accepted Answer

George Joseph — George Joseph took over leadership when Gandhi visited March 1925.‌​‍

Answer

K. Kelappan

Answer

T.K. Madhavan

Answer

K.P. Kesava Menon

Question 5

Penicillin was discovered in:‌​‍

Accepted Answer

1928 — Alexander Fleming discovered Penicillin in 1928. Nobel Prize 1945.‌​‍

Answer

1920

Answer

1935

Answer

1945

Question 6

The first Eco-Tourism Centre in India:

Accepted Answer

Thenmala — Thenmala in Kollam — India's first planned ecotourism destination.

Answer

Thattekkad

Answer

Pampadumpara

Answer

Odakkali

Question 7

The Chipko Movement for forest protection in the Himalayas was led by:‌​‍

Accepted Answer

Sunderlal Bahuguna — Sunderlal Bahuguna led the Chipko ('embrace') movement in Uttarakhand (1973 onwards).‌​‍

Answer

Medha Patkar

Answer

Vandana Shiva

Answer

Baba Amte

Question 8

Vakkom Moulavi was a reformer associated with which community?‌​‍

Accepted Answer

Muslim — Vakkom Abdul Khader Moulavi was a Muslim social reformer, educationist, and freedom fighter from Travancore.‌​‍

Answer

Hindu Ezhava

Answer

Buddhist

Answer

Christian

Question 9

Which of the following is included in the secondary structure of protein?‌​‍

Accepted Answer

α-helix and β-pleated sheets (H-bonds) — Primary: sequence. ‌​‍Secondary: local folding. Tertiary: 3D. ‌​‍Quaternary: multiple subunits (e.g., Hb).

Answer

Quaternary

Answer

Amino acid sequence

Answer

Disulfide bridges only

Question 10

The 'Samagra Shiksha, Kerala' (SSK) initiative integrates the erstwhile Sarva Shiksha Abhiyan (SSA), Rashtriya Madhyamik Shiksha Abhiyan (RMSA), and Teacher Education (TE). A key focus of SSK in Kerala, particularly in alignment with RTE principles, is:

Accepted Answer

C. Ensuring equitable and inclusive quality education from pre-school to senior secondary levels for all children. — Samagra Shiksha is an overarching program designed to ensure inclusive and equitable quality education at all levels, from pre-primary to senior secondary. This comprehensive approach aligns perfectly with the RTE Act's goal of providing free and compulsory quality education to all children, focusing on bridging equity gaps and improving learning outcomes. It is a centrally sponsored scheme with state implementation, not about centralizing decisions, privatizing, or shifting the entire financial burden.

Answer

A. Centralizing all educational decision-making processes at the state secretariat level for uniformity.

Answer

B. Promoting private sector participation as the sole driver for infrastructure development in schools.

Answer

D. Shifting the financial burden of school maintenance and operational costs entirely to local self-government institutions.

VFA Mixed Practice Test #399