Junior Clerk Mixed Practice Test #375

Question 1

'Let the cat out of the bag' means:

Accepted Answer

Reveal a secret — Disclose a secret.

Answer

Buy a pet

Answer

Lose something

Answer

Hide

Question 2

Identity matrix I of order 3:‌​‍

Accepted Answer

[[1,0,0],[0,1,0],[0,0,1]] — AI = IA = A for any compatible A. Inverse: A·A⁻¹ = I.‌​‍

Answer

[[2,0,0]]

Answer

[[1,1,1],[1,1,1],[1,1,1]]

Answer

[[0,0,0]]

Question 3

Under the new NEP 2020 framework, the Rashtriya Shiksha Aayog (RSA) replaces the existing structure for educational governance. Which of the following is a key function of RSA as per the policy?

Accepted Answer

B. Developing a single national curriculum framework for all stages of school education — The Rashtriya Shiksha Aayog (RSA) is tasked with developing a single national curriculum framework across all stages of school education under NEP 2020. Option A is incorrect as exams remain under state/board control, C is unrelated to RSA's role, and D is under the purview of the Ministry of Education or state departments, not RSA.

Answer

A. Conducting annual state-level examinations for Class 10 and 12

Answer

C. Managing the recruitment of teachers through competitive exams like Kerala PSC

Answer

D. Overseeing the implementation of mid-day meal schemes in government schools

Question 4

The ratio of boys to girls in a class of 40 is 3:5. Number of boys:

Accepted Answer

15 — 3/8 × 40 = 15.

Answer

10

Answer

20

Answer

25

Question 5

Nobel Peace Prize 2024:‌​‍

Accepted Answer

Nihon Hidankyo — Nihon Hidankyo (Japanese atomic bomb survivors org).‌​‍

Answer

Narges Mohammadi

Answer

Greta Thunberg

Answer

UN

Question 6

Highest mountain Europe:‌​‍

Accepted Answer

Elbrus — Mt. Elbrus (5,642m).‌​‍

Answer

Etna

Answer

Matterhorn

Answer

Mont Blanc

Question 7

Jute is mainly grown in:‌​‍

Accepted Answer

West Bengal — West Bengal is #1 in jute production. ‌​‍Jute = 'Golden Fibre'. Needs alluvial soil.

Answer

Punjab

Answer

Maharashtra

Answer

Rajasthan

Question 8

A patient suddenly experiences a "fight-or-flight" response due to an acute stressor. Which division of the autonomic nervous system is primarily responsible for mediating these physiological changes, such as increased heart rate and dilated pupils?

Accepted Answer

D. Sympathetic nervous system — The sympathetic nervous system is responsible for the body's "fight-or-flight" response, preparing the body for stressful situations by increasing heart rate, dilating pupils, and diverting blood flow. The parasympathetic nervous system promotes "rest and digest" functions. The somatic nervous system controls voluntary muscle movements, and the enteric nervous system regulates the gastrointestinal tract.

Answer

A. Parasympathetic nervous system

Answer

B. Somatic nervous system

Answer

C. Enteric nervous system

Question 9

What is Psoriasis?‌​‍

Accepted Answer

Skin disorder — Chronic skin condition.‌​‍

Answer

Heart

Answer

Lung disease

Answer

Digestion

Question 10

Smallest district by area:‌​‍

Accepted Answer

Alappuzha — Alappuzha — 1,414 sq km, smallest.‌​‍

Answer

Thrissur

Answer

Ernakulam

Answer

Kottayam

Junior Clerk Mixed Practice Test #375