LGS Mixed Practice Test #267

Question 1

A teacher starts a lesson on 'States of Matter' by showing students a captivating video of a liquid nitrogen demonstration and asking them to brainstorm how different substances can change forms. Which phase of the 5E learning model is the teacher primarily initiating?

Accepted Answer

B. Engage — The Engage phase of the 5E model aims to capture students' attention, pique their curiosity, and connect to their prior knowledge or experiences. The video and brainstorming activity serve to create interest and set the context for the lesson, which are key characteristics of the Engage phase. Explore involves hands-on investigation, Explain involves formal concept introduction, and Elaborate applies knowledge to new situations.

Answer

A. Explore

Answer

C. Explain

Answer

D. Elaborate

Question 2

Dietary fibre (roughage) is derived from:

Accepted Answer

Plant cell walls (cellulose) — Humans cannot digest cellulose; it adds bulk aiding bowel movement.

Answer

Animal protein

Answer

Minerals

Answer

Simple sugars

Question 3

Aditya-L1 launched:‌​‍

Accepted Answer

Sep 2023 — 2 September 2023 — India's first solar mission.‌​‍

Answer

Dec 2023

Answer

Nov 2023

Answer

Oct 2023

Question 4

Start-up India launched:‌​‍

Accepted Answer

2016 — Launched 16 January 2016.‌​‍

Answer

2017

Answer

2015

Answer

2014

Question 5

Unit of frequency:‌​‍

Accepted Answer

Hertz — Hertz (Hz) = cycles per second.‌​‍

Answer

Joule

Answer

Newton

Answer

Watt

Question 6

Biden withdrawal 2024:‌​‍

Accepted Answer

July 2024 — Dropped out July 2024.‌​‍

Answer

January

Answer

October

Answer

Never

Question 7

The National Health Policy 2017 advocates for Universal Health Coverage and aims to achieve health and wellness for all. In this context, what is the policy's stance on the role of Ayush systems?

Accepted Answer

D. To mainstream and integrate Ayush systems into comprehensive primary healthcare, promoting pluralism and informed choice. — The National Health Policy 2017 strongly advocates for mainstreaming and integrating Ayush systems into the national healthcare delivery framework, especially at the primary care level. This approach promotes pluralism and offers informed choice to the public, aligning with the goal of achieving comprehensive health and wellness for all citizens, rather than restricting or phasing them out.

Answer

A. To phase out Ayush systems from public health delivery due to lack of evidence.

Answer

B. To restrict Ayush systems solely to traditional healing practices without scientific integration.

Answer

C. To promote selective integration of Ayush with modern medicine, particularly for chronic diseases.

Question 8

Oral Rehydration Salts (ORS) are crucial for managing dehydration, especially in diarrheal diseases. The effectiveness of ORS relies on the co-transport of which two key components across the intestinal wall?

Accepted Answer

C. Sodium and Glucose — The effectiveness of Oral Rehydration Salts (ORS) relies on the sodium-glucose co-transport system in the small intestine. Glucose enhances the absorption of sodium and water from the gut lumen into the systemic circulation, thereby rehydrating the patient. Other pairs are not the primary co-transport mechanism for ORS.

Answer

A. Sodium and Chloride

Answer

B. Potassium and Glucose

Answer

D. Chloride and Bicarbonate

Question 9

For uniform acceleration, relation v² = u² + 2as assumes:

Accepted Answer

Constant a along straight line — Third equation of kinematics under constant acceleration on a straight path.

Answer

Variable a

Answer

Circular motion

Answer

Only free fall

Question 10

Continuous and Comprehensive Evaluation (CCE) emphasizes the assessment of both scholastic and co-scholastic aspects of a student's growth. Which of the following is a key characteristic of the 'comprehensive' aspect of CCE?

Accepted Answer

C. Inclusion of life skills, attitudes, values, and physical education alongside academic performance. — The 'comprehensive' aspect of CCE refers to the holistic evaluation of a student's development, encompassing not only scholastic areas (academic subjects) but also co-scholastic areas such as life skills, attitudes, values, health, and physical education. Options A and B contradict the 'continuous' and 'comprehensive' nature, respectively, while D describes a criterion-referenced approach.

Answer

A. Evaluation conducted only at the end of the academic year.

Answer

B. Assessment of only academic subjects like Maths and Science.

Answer

D. Comparison of student performance against a pre-defined pass/fail criterion.

LGS Mixed Practice Test #267