VFA Mixed Practice Test #482

Question 1

An ammeter is always connected in:

Accepted Answer

Series — Ammeter (low resistance) goes in series to measure current; voltmeter (high R) in parallel.

Answer

Parallel

Answer

Either way

Answer

Perpendicular

Question 2

Second law of thermodynamics:‌​‍

Accepted Answer

Entropy of universe tends to increase — ΔS_universe ≥ 0. Third law: entropy of perfect crystal at 0 K is zero.‌​‍

Answer

Heat flows cold to hot

Answer

Energy conserved

Answer

Absolute zero achievable

Question 3

Which among the following is NOT a function of the Gram Panchayat in Kerala?

Accepted Answer

C. Imposition of income tax on agricultural land to fund panchayat activities — Gram Panchayats in Kerala do not have the authority to impose income tax; they rely on grants, taxes like property tax, and other revenue sources sanctioned by the state government. Options A, B, and D are core functions of Gram Panchayats under the Kerala Panchayat Raj Act.

Answer

A. Preparation and implementation of development plans for the village

Answer

B. Maintenance of public roads, drainage, and water supply within the panchayat area

Answer

D. Conducting local body elections and managing voter rolls for panchayat areas

Question 4

Dockyard found at:‌​‍

Accepted Answer

Lothal — Lothal, Gujarat.‌​‍

Answer

Harappa

Answer

Mohenjo-daro

Answer

Kalibangan

Question 5

Idamalayar Dam is built across which river?

Accepted Answer

Idamalayar River — Idamalayar Dam is built across the Idamalayar River, a tributary of the Periyar, in Ernakulam district.

Answer

Periyar

Answer

Chalakudy

Answer

Muvattupuzha

Question 6

Heaviest natural element:‌​‍

Accepted Answer

Uranium — Uranium (atomic number 92).‌​‍

Answer

Gold

Answer

Lead

Answer

Platinum

Question 7

Chernobyl nuclear disaster occurred in:‌​‍

Accepted Answer

1986 — Chernobyl reactor 4 explosion 26 April 1986 (Ukrainian SSR). ‌​‍Worst nuclear accident in history; contributed to USSR's decline.

Answer

2011

Answer

1991

Answer

1979

Question 8

A parent belonging to an economically weaker section (EWS) category in Kerala applies for their child's admission to Class 1 in a private unaided school, specifically requesting a seat under the RTE Act's provisions. Assuming seats are available under the mandated quota, what is the school's primary obligation?

Accepted Answer

A. The school must admit the child free of cost under the 25% reservation quota, with the government reimbursing the school for the expenses. — Under Section 12(1)(c) of the RTE Act, private unaided schools are mandated to reserve 25% of entry-level seats for children from economically weaker sections and disadvantaged groups. These children must be admitted free of cost, with the state government reimbursing the school for the per-child expenditure. Conducting entrance tests for such admissions is also prohibited.

Answer

B. The school can admit the child, but the parent is responsible for paying the tuition fees, which can later be claimed from the local self-government.

Answer

C. The school can deny admission if the child fails to clear a mandatory entrance examination conducted by the school.

Answer

D. The school is only obligated to admit children from socially disadvantaged groups, not specifically economically weaker sections, under the 25% quota.

Question 9

The minerals mainly responsible for strong bones and teeth are:‌​‍

Accepted Answer

Calcium and phosphorus — Hydroxyapatite Ca₁₀(PO₄)₆(OH)₂ is the main bone/tooth mineral.‌​‍

Answer

Magnesium and zinc

Answer

Iron and iodine

Answer

Sodium and potassium

Question 10

Water Pollution Act:‌​‍

Accepted Answer

1974 — Water (Prevention and Control of Pollution) Act 1974.‌​‍

Answer

1972

Answer

1986

Answer

1981

VFA Mixed Practice Test #482