DCOA Mixed Practice Test #859

Question 1

NTA (National Testing Agency):‌​‍

Accepted Answer

2017 — Established 2017.‌​‍

Answer

2018

Answer

2020

Answer

2019

Question 2

A teacher designs a science lesson where students work in small groups to design and conduct experiments to test different hypotheses about plant growth, rather than simply reading a textbook chapter. This approach primarily aligns with which core principle of constructivism?

Accepted Answer

C. Learners actively construct their understanding through experience and reflection. — Constructivism emphasizes that learners are not empty vessels but active participants who build their own knowledge structures. By designing and conducting experiments, students are directly engaging with the content, experiencing it, and reflecting on their findings, which is the essence of active knowledge construction. Options A, B, and D represent opposing pedagogical views.

Answer

A. Learning is a process of passive absorption of information.

Answer

B. Knowledge is best transmitted through direct instruction from an expert.

Answer

D. The primary goal of education is rote memorization of facts.

Question 3

An atom's nucleus contains:‌​‍

Accepted Answer

Protons and neutrons — Nucleons (protons + neutrons) make up the nucleus; electrons orbit it.‌​‍

Answer

Neutrons and electrons

Answer

Only electrons

Answer

Electrons and protons

Question 4

Bhavani river:‌​‍

Accepted Answer

Kerala (Attappady)-TN — Originates in Attappady.‌​‍

Answer

MP

Answer

UP

Answer

MH

Question 5

Study of bacteria:‌​‍

Accepted Answer

Bacteriology — Bacteriology.‌​‍

Answer

Virology

Answer

Mycology

Answer

Protistology

Question 6

In which year was Pathanamthitta district formed?‌​‍

Accepted Answer

1982 — 1 November 1982.

Answer

1956

Answer

1970

Answer

1990

Question 7

Longest river in Kerala:‌​‍

Accepted Answer

Periyar — Periyar (244 km).‌​‍

Answer

Bharathapuzha

Answer

Pamba

Answer

Chaliyar

Question 8

Which Kerala lake is the deepest freshwater lake in the state?

Accepted Answer

Sasthamkotta — Sasthamkotta Lake in Kollam is the largest freshwater lake in Kerala and one of the deepest.

Answer

Vembanad

Answer

Ashtamudi

Answer

Manasarovar

Question 9

Largest part of brain:‌​‍

Accepted Answer

Cerebrum — Cerebrum — cognition.‌​‍

Answer

Medulla

Answer

Pons

Answer

Cerebellum

Question 10

Universal donor blood group:‌​‍

Accepted Answer

O — O group.‌​‍

Answer

A

Answer

B

Answer

AB

DCOA Mixed Practice Test #859