DCOA Mixed Practice Test #123

Question 1

Silent Valley Movement environmentalist:

Accepted Answer

Sugathakumari — Sugathakumari led in Kerala.

Answer

Vandana

Answer

Medha

Answer

Saligramam

Question 2

Kerala sex ratio (2011):

Accepted Answer

1084 — 1,084 females per 1000 males — highest in India.

Answer

950

Answer

1000

Answer

1100

Question 3

Thirukkural (~1330 couplets) was composed by:‌​‍

Accepted Answer

Thiruvalluvar — Thirukkural — Tamil ethical/philosophical text. ‌​‍Divided into Aram (virtue), Porul (wealth), Inbam (pleasure). 1330 couplets.

Answer

Kambar

Answer

Avvaiyar

Answer

Ilango Adigal

Question 4

The Intergovernmental Panel on Climate Change (IPCC) is crucial for understanding global climate change. Which of the following actions is NOT a primary function of the IPCC?

Accepted Answer

B. Developing specific policy recommendations for national governments to reduce emissions. — The IPCC's role is to assess and synthesize scientific information related to climate change, its impacts, and potential response options. It provides policy-relevant information to governments but explicitly refrains from prescribing specific policies or making recommendations to individual nations, as policy decisions are the prerogative of sovereign states. Options A, C, and D accurately describe core functions of the IPCC's assessment process.

Answer

A. Providing comprehensive assessments of the scientific basis of climate change.

Answer

C. Assessing the impacts of climate change and options for adaptation and mitigation.

Answer

D. Reviewing and synthesizing thousands of peer-reviewed scientific publications.

Question 5

The Palakkad Gap connects Kerala with:‌​‍

Accepted Answer

Tamil Nadu — The Palakkad Gap is the only significant break in the Western Ghats, connecting Kerala with Tamil Nadu.‌​‍

Answer

Karnataka

Answer

Goa

Answer

Andhra Pradesh

Question 6

Which type of packaging is MOST effective in protecting a drug from oxidation?

Accepted Answer

A. Amber glass bottles — Amber glass bottles block UV light, which helps prevent oxidation. Clear plastic containers (B) do not protect from light. Cardboard boxes (C) offer no protection against oxidation. Aluminum blister packs (D) are primarily for moisture protection.

Answer

B. Clear plastic containers

Answer

C. Cardboard boxes

Answer

D. Aluminum blister packs

Question 7

A teacher notices that a 13-year-old student, previously quiet and compliant, has become argumentative in class discussions, questioning authority, and showing increased concern for fairness and social justice among peers. This noticeable change in the student's behavior, reflecting a move towards more independent thinking, critical evaluation of rules, and a growing sense of morality, primarily indicates development in which two interconnected domains?

Accepted Answer

B. Cognitive and moral development — The ability to critically evaluate rules, question authority, and engage in discussions about fairness and social justice are strong indicators of advancing cognitive development (e.g., formal operational thought) and moral reasoning (e.g., moving beyond conventional stages where rules are simply followed). These two domains are closely interconnected, as higher cognitive abilities enable more complex moral judgments.

Answer

A. Physical and linguistic development

Answer

C. Emotional and psychomotor development

Answer

D. Sensory and perceptual development

Question 8

Tipu Sultan invasions of Malabar:

Accepted Answer

1766 onwards — From 1766.

Answer

1800

Answer

1857

Answer

1750

Question 9

Boyle's law:‌​‍

Accepted Answer

PV = constant at constant T and n — Charles: V/T. Gay-Lussac: P/T. Combined → ideal gas eqn.‌​‍

Answer

V/T = constant

Answer

PV = nRT

Answer

P/T = constant

Question 10

Paris 2024 Olympics duration:‌​‍

Accepted Answer

26 July - 11 Aug — 26 July to 11 August 2024.‌​‍

Answer

August only

Answer

Sept

Answer

July only

DCOA Mixed Practice Test #123