DCOA Mixed Practice Test #252

Question 1

Atmanirbhar Bharat Abhiyan was announced in:‌​‍

Accepted Answer

May 2020 — PM Modi announced Atmanirbhar Bharat Abhiyan (Self-Reliant India) on 12 May 2020 with a Rs 20 lakh crore package.‌​‍

Answer

January 2021

Answer

March 2020

Answer

August 2020

Question 2

Who is known as the 'Political Father' of Ezhavas?

Accepted Answer

Dr. Palpu — Dr. Palpu — political voice of the Ezhava community in Travancore.

Answer

Sree Narayana Guru

Answer

Kumara Guru

Answer

Kumaranasan

Question 3

EMS dismissed in:‌​‍

Accepted Answer

1959 — Liberation Struggle. Art 356.‌​‍

Answer

1957

Answer

1960

Answer

1962

Question 4

Cataract:

Accepted Answer

Lens cloudy — Clouding of lens.

Answer

Retina damage

Answer

Corneal

Answer

Pupil

Question 5

The 'Kerala State Institute of Children's Literature Award' is given for excellence in which area?

Accepted Answer

B. Literature and creative writing for children — The Kerala State Institute of Children's Literature Award is awarded for excellence in literature and creative writing for children. Option A is incorrect as it focuses on scientific research, while options C and D are unrelated to the award's scope.

Answer

A. Scientific research in children's education

Answer

C. Innovative teaching methods in primary schools

Answer

D. Child welfare and protection initiatives

Question 6

Pedro Álvares Cabral is associated with the European discovery of:‌​‍

Accepted Answer

Brazil — Cabral claimed Brazil for Portugal in 1500.‌​‍

Answer

Australia

Answer

Newfoundland

Answer

New Zealand

Question 7

Which district is known as the 'Rice Bowl of Kerala'?‌​‍

Accepted Answer

Palakkad — Palakkad is called the Rice Bowl of Kerala as it produces a large share of the state's rice through the Palakkad Gap.‌​‍

Answer

Thrissur

Answer

Alappuzha

Answer

Kottayam

Question 8

Testosterone is produced mainly by:‌​‍

Accepted Answer

Testes — Testosterone from testes (Leydig cells) — male secondary characteristics.‌​‍

Answer

Ovaries

Answer

Pancreas

Answer

Thyroid

Question 9

When introducing a complex abstract concept in mathematics, such as 'calculus limits', which type of teaching aid would be most effective in helping students grasp the underlying principles through visualization and manipulation, rather than just theoretical explanation?

Accepted Answer

A. Interactive simulations or dynamic geometry software (e.g., GeoGebra) — Interactive simulations and dynamic geometry software allow students to visualize the abstract concepts of calculus limits, manipulate variables, and observe immediate graphical changes, leading to a deeper conceptual understanding. While other options provide information, they lack the hands-on, exploratory, and dynamic visualization capabilities crucial for demystifying complex abstract mathematical concepts.

Answer

B. Detailed textbook explanations and solved examples

Answer

C. Traditional whiteboard explanations with static diagrams

Answer

D. Video lectures by an expert mathematician

Question 10

A student who was initially enthusiastic about learning a new language has started to show decreased interest after the teacher introduced a system of daily points and public leaderboards for vocabulary memorization. This scenario best illustrates which potential drawback of extrinsic motivation?

Accepted Answer

B. Extrinsic rewards can sometimes diminish intrinsic motivation. — This scenario demonstrates the 'overjustification effect,' where the introduction of extrinsic rewards for an activity that was previously intrinsically rewarding can lead to a decrease in intrinsic motivation. The student's initial enthusiasm declined when the focus shifted from the joy of learning to external points and competition. While extrinsic motivation can be effective in certain contexts, over-reliance or inappropriate application can sometimes have negative consequences on internal drive.

Answer

A. Extrinsic motivation is always ineffective for learning.

Answer

C. Extrinsic motivation works best for complex tasks.

Answer

D. Extrinsic motivation exclusively targets lower-order skills.

DCOA Mixed Practice Test #252