DCOA Mixed Practice Test #549

Question 1

Retina function:

Accepted Answer

Image formation/light detection — Photoreceptor layer.

Answer

Focusing

Answer

Blocking

Answer

Moving

Question 2

Something that can be heard:‌​‍

Accepted Answer

Audible — Audible = can be heard.‌​‍

Answer

Visible

Answer

Edible

Answer

Legible

Question 3

The Ezhuthachan Puraskaram is the highest literary honour given by the Kerala Sahitya Akademi. Which of the following is a key characteristic of this award?

Accepted Answer

B. It recognizes an individual's overall contribution to Malayalam literature. — The Ezhuthachan Puraskaram is a lifetime achievement award that recognizes an individual's outstanding and comprehensive contribution to Malayalam literature over their career. It is not limited to a specific genre like novels or children's literature, nor is it decided by public voting.

Answer

A. It is awarded annually for the best novel published in Malayalam in the preceding year.

Answer

C. It is specifically for contributions to children's literature in Malayalam.

Answer

D. The recipient is selected by a public voting system.

Question 4

When was the Swachh Bharat Mission launched?‌​‍

Accepted Answer

2014 — Launched 2 October 2014 by PM Modi.‌​‍

Answer

2015

Answer

2013

Answer

2016

Question 5

Which organelle is known as the 'suicide bag' of the cell?‌​‍

Accepted Answer

Lysosome — Lysosomes contain digestive enzymes; rupture causes cell destruction (autolysis).‌​‍

Answer

Centrosome

Answer

Ribosome

Answer

Mitochondrion

Question 6

As per the Kerala Land Reforms Act Section 82, maximum land permissible for an individual is:‌​‍

Accepted Answer

7.5 acres — Individual cap 7.5 acres; family cap 15 acres (up to 20 acres if more than 5 members).‌​‍

Answer

5 acres

Answer

15 acres

Answer

10 acres

Question 7

In the 5E learning model, students are typically encouraged to 'Explore' phenomena and gather data *before* the teacher formally introduces scientific terms and explanations in the 'Explain' phase. What is the pedagogical rationale behind this sequence?

Accepted Answer

C. To enable students to construct their own preliminary understanding and develop questions. — The 'Explore' phase allows students to actively investigate and experiment, building a personal understanding of the concepts through direct experience. This hands-on exploration generates questions and a need for formal explanations, making the 'Explain' phase more meaningful and effective as students already have a context for the new vocabulary and concepts. Options A, B, and D are not primary pedagogical rationales for this sequence.

Answer

A. To allow students to rest before receiving new information.

Answer

B. To prevent students from looking up answers online too early.

Answer

D. To ensure that all students complete their tasks at the same pace.

Question 8

Tsunami speed in deep ocean:

Accepted Answer

~800 km/h — Fast in deep; slows in shallow.

Answer

100 km/h

Answer

50 km/h

Answer

200 km/h

Question 9

A significant recommendation of NEP 2020 concerning language in education is the promotion of multilingualism. Which of the following statements accurately reflects NEP 2020's stance on the medium of instruction, especially in the Foundational Stage?

Accepted Answer

B. Instruction should preferably be in the home language/mother tongue/local language until at least Grade 5, and preferably till Grade 8 and beyond. — NEP 2020 strongly advocates for instruction in the home language/mother tongue/local language wherever possible, at least until Grade 5, and preferably till Grade 8 and beyond, to enhance learning outcomes and cognitive development. Options A, C, and D contradict this emphasis on multilingualism and the use of local languages as the medium of instruction.

Answer

A. English must be the sole medium of instruction from Grade 1 onwards.

Answer

C. Sanskrit should be the compulsory medium of instruction across all stages of school education.

Answer

D. Students should be taught only in one language throughout their school journey to avoid confusion.

Question 10

Polio is caused by a:‌​‍

Accepted Answer

Virus — Poliovirus causes poliomyelitis; prevented by OPV/IPV vaccines.‌​‍

Answer

Fungus

Answer

Bacterium

Answer

Protozoan

DCOA Mixed Practice Test #549