LGS Mixed Practice Test #410

Question 1

A teacher trainee is practicing the skill of 'Reinforcement' during a microteaching session. Which of the following actions would best demonstrate effective use of this skill?

Accepted Answer

C. Praising a student for a correct answer and encouraging others to participate. — The skill of reinforcement involves encouraging desired student behaviors and responses. Praising a student for a correct answer and encouraging others directly aligns with positive reinforcement. Options A, B, and D describe other distinct microteaching skills: Explanation, Stimulus Variation, and Closing respectively.

Answer

A. Explaining a complex concept using multiple examples.

Answer

B. Varying vocal tone and gestures to maintain student attention.

Answer

D. Summarizing the main points of the lesson at the end.

Question 2

The gold foil (alpha-particle scattering) experiment established that an atom has:‌​‍

Accepted Answer

A dense positively-charged nucleus with mostly empty space around it — Rutherford's 1911 experiment disproved Thomson's model and proposed a nuclear atom.‌​‍

Answer

Only electrons

Answer

A uniform sphere of positive charge

Answer

A plum-pudding structure

Question 3

A school is implementing a 'Bring Your Own Device' (BYOD) policy for integrating ICT into classrooms. What is the most critical challenge to address from an educational equity perspective?

Accepted Answer

D. Bridging the digital divide to ensure all students have access to appropriate devices and internet. — The 'digital divide' refers to the gap between those who have access to information and communication technologies and those who don't. In a BYOD policy, ensuring equitable access to devices and internet for all students is paramount to prevent exacerbating existing inequalities and ensuring fair learning opportunities.

Answer

A. Ensuring all devices have the latest operating system updates.

Answer

B. Training teachers on how to use a variety of device types.

Answer

C. Managing potential cybersecurity risks and data privacy.

Question 4

Which district is known as the 'Gateway to Kerala'?‌​‍

Accepted Answer

Palakkad — Palakkad, with the Palakkad Gap in the Western Ghats, serves as the natural gateway to Kerala from Tamil Nadu.‌​‍

Answer

Wayanad

Answer

Thrissur

Answer

Kasaragod

Question 5

Which of the following best describes the Von Neumann architecture?‌​‍

Accepted Answer

Single memory storing program and data, sequential execution — Stored-program concept. ‌​‍Basis of almost all modern computers. CPU (ALU + CU) + memory + I/O. ‌​‍Harvard architecture separates program/data memory.

Answer

Parallel

Answer

Distributed

Answer

Separate memory

Question 6

Brazil hosted BRICS Summit expansion (to 10+ members) in:‌​‍

Accepted Answer

2023 Johannesburg → 2024 Kazan (Russia) expansion — BRICS added 5 new members in 2024: Iran, UAE, Egypt, Ethiopia, Saudi Arabia (partial). ‌​‍2024 Kazan summit was first with expanded membership.

Answer

2022

Answer

2025

Answer

2024

Question 7

Symbol of Gold:

Accepted Answer

Au — Au (Aurum).

Answer

Go

Answer

Gd

Answer

Ag

Question 8

The first element of the halogen group is:‌​‍

Accepted Answer

Fluorine — Group 17 starts with F (most electronegative element).‌​‍

Answer

Bromine

Answer

Iodine

Answer

Chlorine

Question 9

District Panchayats:‌​‍

Accepted Answer

14 — 14 — one per district.‌​‍

Answer

12

Answer

20

Answer

28

Question 10

The Savarna Jatha procession in support of Vaikom Satyagraha was led by:‌​‍

Accepted Answer

Mannath Padmanabhan — Mannath Padmanabhan led the Savarna Jatha from Vaikom to Thiruvananthapuram.‌​‍

Answer

Kumaran Asan

Answer

Chattampi Swamikal

Answer

Sree Narayana Guru

LGS Mixed Practice Test #410