DCOA Mixed Practice Test #192

Question 1

Protein synthesis in cells takes place in:‌​‍

Accepted Answer

Ribosomes — Ribosomes translate mRNA into polypeptide chains.‌​‍

Answer

Lysosomes

Answer

Vacuoles

Answer

Golgi bodies

Question 2

A committee of subject experts is tasked with reviewing and revising the curriculum for Social Science textbooks for classes VI to X in Kerala, ensuring alignment with national educational frameworks and pedagogical best practices. Which organization would primarily lead and coordinate this initiative?

Accepted Answer

C. Kerala State Council of Educational Research and Training (SCERT) — The Kerala State Council of Educational Research and Training (SCERT) is the principal academic body responsible for curriculum development, textbook preparation, and teacher education at the state level. Its mandate specifically includes research, training, and curriculum revision. DPI handles administrative aspects, and SSA is a program for comprehensive education.

Answer

A. Directorate of Public Instruction (DPI)

Answer

B. Samagra Shiksha Abhiyan (SSA)

Answer

D. Higher Secondary Education Directorate (HSED)

Question 3

First RRTS (Namo Bharat) section:

Accepted Answer

Delhi-Meerut — Delhi-Ghaziabad-Meerut RRTS — first section opened Oct 2023.

Answer

Delhi-Gurgaon

Answer

Delhi-Jaipur

Answer

Mumbai-Pune

Question 4

The SI unit of thermodynamic temperature is:‌​‍

Accepted Answer

Kelvin — Kelvin (K) is the SI base unit; 0 K = absolute zero.‌​‍

Answer

Celsius

Answer

Fahrenheit

Answer

Réaumur

Question 5

Which is NOT a work of Pandit Karuppan?‌​‍

Accepted Answer

Anandasutram — 'Anandasutram' is by Prabhat Ranjan Sarkar, not Pandit Karuppan.‌​‍

Answer

Lankamardanam

Answer

Sthothramandaram

Answer

Acharabhooshanam

Question 6

Optical fibres transmit signals using the principle of:‌​‍

Accepted Answer

Total internal reflection — Optical fibres rely on repeated total internal reflection to guide light.‌​‍

Answer

Diffraction

Answer

Refraction

Answer

Polarisation

Question 7

A patient diagnosed with a terminal illness demonstrates remarkable resilience, actively participating in support groups, seeking second opinions, and making plans for their remaining time, rather than succumbing to despair. According to psychodynamic theory, which part of the mind is primarily responsible for this healthy, reality-oriented coping?

Accepted Answer

C. Ego — In psychodynamic theory, the Ego functions on the reality principle, mediating between the primal urges of the Id, the moral demands of the Superego, and the constraints of the external world. It is responsible for rational thought, problem-solving, and healthy coping mechanisms that allow an individual to adapt to reality. The Id operates on the pleasure principle, the Superego embodies moral standards, and the Unconscious holds thoughts and feelings outside of awareness.

Answer

A. Id

Answer

B. Superego

Answer

D. Unconscious

Question 8

Which type of rock is formed by cooling and solidification of magma?‌​‍

Accepted Answer

Igneous — Igneous rocks = solidified magma/lava. Examples: granite, basalt.‌​‍

Answer

Fossil

Answer

Metamorphic

Answer

Sedimentary

Question 9

China's Belt and Road Initiative (BRI) was launched by:‌​‍

Accepted Answer

Xi Jinping (2013) — BRI (One Belt One Road) launched by Xi 2013. ‌​‍Ambitious infrastructure investments across Asia, Africa, Europe. India hasn't joined due to CPEC through PoK.

Answer

Mao

Answer

Hu Jintao

Answer

Deng Xiaoping

Question 10

Mount Vesuvius in:‌​‍

Accepted Answer

Italy — Italy — destroyed Pompeii (79 CE).‌​‍

Answer

Spain

Answer

Greece

Answer

Turkey

DCOA Mixed Practice Test #192