DCOA Mixed Practice Test #253

Question 1

Kerala Industrial Development Corporation:‌​‍

Accepted Answer

KINFRA — KSIDC primary industrial dev.‌​‍

Answer

KSIDC

Answer

KSFE

Answer

Both

Question 2

A school counselor observes a student who consistently acts as a mediator in peer conflicts, accurately sensing the emotions and motivations of others, and effectively helping classmates resolve their disputes. Which of Gardner's Multiple Intelligences is most prominently displayed by this student?

Accepted Answer

C. Interpersonal Intelligence — Interpersonal intelligence, as defined by Gardner, is the ability to understand and interact effectively with others, including sensing their moods, feelings, temperaments, and motivations. The student's skill in mediating conflicts and accurately sensing others' emotions directly exemplifies this type of intelligence. Intrapersonal intelligence relates to self-understanding, Naturalistic to understanding the natural world, and Existential to contemplating deep questions about life.

Answer

A. Intrapersonal Intelligence

Answer

B. Naturalistic Intelligence

Answer

D. Existential Intelligence

Question 3

Hybridization in methane (CH₄):‌​‍

Accepted Answer

sp³ — Four equivalent C-H bonds, tetrahedral (109.5°). ‌​‍sp² in ethene (C=C), sp in ethyne (C≡C).

Answer

sp

Answer

sp²

Answer

sp³d

Question 4

The laws of motion were given by:‌​‍

Accepted Answer

Isaac Newton — Sir Isaac Newton formulated the three laws of motion (published in Principia, 1687).‌​‍

Answer

Einstein

Answer

Galileo

Answer

Kepler

Question 5

International Human Rights Day is observed on:

Accepted Answer

10 December — 10 December — anniversary of UDHR (1948).

Answer

26 January

Answer

1 May

Answer

24 October

Question 6

Momentum is the product of:‌​‍

Accepted Answer

Mass and velocity — p = mv; SI unit kg·m/s.‌​‍

Answer

Force and time

Answer

Mass and acceleration

Answer

Mass and displacement

Question 7

All the following are Dravidian languages EXCEPT:‌​‍

Accepted Answer

Marathi — Marathi is an Indo-Aryan language; the other three are Dravidian.‌​‍

Answer

Malayalam

Answer

Telugu

Answer

Tulu

Question 8

The Gram Sabha in Kerala must meet at least how many times a year?‌​‍

Accepted Answer

4 — The Gram Sabha (assembly of all voters in a ward) must meet at least 4 times a year (quarterly) as per the Kerala Panchayati Raj Act.‌​‍

Answer

2

Answer

3

Answer

6

Question 9

A constructivist teacher wants to assess students' understanding of the water cycle after a 5E lesson. Which assessment method would best evaluate their ability to apply knowledge in a new context?

Accepted Answer

C. A group project designing a model or poster to explain the water cycle to younger students. — Option C aligns with the 'Elaborate' phase, where students apply knowledge in new contexts, making it the best fit for assessing application. Option A tests recall, B tests metacognition, and D tests passive summarization—none reflect authentic application under constructivism.

Answer

A. A multiple-choice quiz testing factual recall of the water cycle steps.

Answer

B. A written reflection where students describe their learning process and challenges.

Answer

D. An oral presentation summarizing the water cycle as taught by the teacher.

Question 10

DNA has how many strands?

Accepted Answer

2 (double helix) — DNA is a double-stranded antiparallel helix (Watson-Crick, 1953).

Answer

1

Answer

3

Answer

4

DCOA Mixed Practice Test #253