Junior Clerk Mixed Practice Test #150

Question 1

Lithology studies:‌​‍

Accepted Answer

Rocks and strata — Rock types: igneous (magma), sedimentary (deposition), metamorphic (heat/pressure). ‌​‍Rock cycle interconverts.

Answer

Water

Answer

Life

Answer

Climate

Question 2

Direction cosines of vector (a, b, c):

Accepted Answer

a/|v|, b/|v|, c/|v| — Sum of squares of direction cosines = 1. Angle with x, y, z axes.

Answer

a, b, c

Answer

1, 1, 1

Answer

a², b², c²

Question 3

How many bytes are in 1 Kilobyte (KB)?‌​‍

Accepted Answer

1024 bytes — 1 KB = 1024 bytes (2¹⁰). Computers use binary (powers of 2), not decimal.‌​‍

Answer

1000 bytes

Answer

512 bytes

Answer

2048 bytes

Question 4

The teacher asked the students to ___ their assignment before submitting it.

Accepted Answer

look over — 'Look over' = review/examine.

Answer

turn down

Answer

set off

Answer

look down

Question 5

Which of the following is a characteristic feature of the Audio-lingual Method (ALM)?

Accepted Answer

B. Focus on habit formation through repetition and drilling of patterns. — The Audio-lingual Method is strongly characterized by its behaviorist approach, where language learning is seen as habit formation achieved through extensive repetition, memorization of dialogues, and pattern drills. Options A and C are core principles of Communicative Language Teaching, while D is a hallmark of the Grammar-Translation Method.

Answer

A. Emphasis on authentic materials and real-life communication.

Answer

C. Encouragement of creative expression and negotiation of meaning.

Answer

D. Extensive use of the mother tongue for explanation and translation.

Question 6

Peacock:‌​‍

Accepted Answer

All — National Bird since 1963.‌​‍

Answer

National bird

Answer

Sacred

Answer

State bird

Question 7

Who discovered the Edakkal Caves — reference: Wayanad petroglyphs dated to:‌​‍

Accepted Answer

Bronze Age (~6000 BCE) — Edakkal rock engravings are associated with the Neolithic–Bronze Age transition.‌​‍

Answer

Medieval period

Answer

Harappan Phase

Answer

Sangam Age

Question 8

UPA chairperson:‌​‍

Accepted Answer

Sonia Gandhi — Sonia Gandhi since 2004.‌​‍

Answer

Rahul

Answer

Manmohan

Answer

Kharge

Question 9

What is the primary pedagogical and curricular restructuring proposed by the National Education Policy (NEP) 2020 for school education?

Accepted Answer

B. 5+3+3+4 system covering foundational, preparatory, middle, and secondary stages — The NEP 2020 replaces the traditional 10+2 structure with a new 5+3+3+4 curricular framework. This framework includes 5 years of Foundational Stage, 3 years of Preparatory Stage, 3 years of Middle Stage, and 4 years of Secondary Stage, aiming for holistic development. The other options represent incorrect or non-existent structures proposed by NEP 2020.

Answer

A. 10+2 system with vocational streams

Answer

C. 8+4 system emphasizing early childhood care and secondary education

Answer

D. A flexible 3+2+5+2 model for varied learning paces

Question 10

When you accidentally touch a hot stove, your hand quickly recoils before you even consciously register the pain. This rapid, involuntary action is mediated by a reflex arc. Which part of the nervous system is NOT directly involved in the immediate effector response of a simple reflex arc?

Accepted Answer

D. Cerebrum — A typical reflex arc involves a sensory neuron (detects stimulus), an interneuron (processes in the spinal cord), and a motor neuron (activates muscle). The cerebrum is responsible for conscious thought, perception, and voluntary actions, which occur after or parallel to the immediate reflex action, not as part of its direct pathway.

Answer

A. Sensory neuron

Answer

B. Motor neuron

Answer

C. Interneuron

Junior Clerk Mixed Practice Test #150