LGS Mixed Practice Test #291

Question 1

A teacher observes that students are more motivated to participate in group projects when they are allowed to choose their own topics rather than being assigned one. This observation aligns with which motivational principle?

Accepted Answer

B. Autonomy (Self-Determination Theory) — Allowing students to choose topics satisfies their need for autonomy, a key component of Self-Determination Theory. Extrinsic rewards involve external incentives, esteem needs relate to self-worth, and classical conditioning involves stimulus-response associations.

Answer

A. Extrinsic rewards

Answer

C. Maslow's Esteem needs

Answer

D. Classical conditioning

Question 2

Ayyankali was a social reformer from:‌​‍

Accepted Answer

Kerala (Pulaya community) — Fought for Dalit rights. ‌​‍Villuvandi Yatra (1893). Sadhu Jana Paripalana Sangham. ‌​‍Kerala's Ambedkar.

Answer

Tamil Nadu

Answer

Punjab

Answer

Maharashtra

Question 3

In a patient with suspected acute pancreatitis, which of the following biochemical markers is most specific for confirming the diagnosis?

Accepted Answer

B. Serum lipase — Serum lipase is more specific than amylase for acute pancreatitis as it remains elevated longer and is less affected by other conditions like salivary gland disorders. Amylase can be elevated in other abdominal pathologies, while LDH and ALP are non-specific markers.

Answer

A. Serum amylase

Answer

C. Serum lactate dehydrogenase (LDH)

Answer

D. Serum alkaline phosphatase (ALP)

Question 4

During a microteaching session, a teacher uses various techniques such as changing voice modulation, moving around the classroom, using different gestures, and pausing strategically. Which microteaching skill is the teacher primarily demonstrating?

Accepted Answer

B. Skill of Stimulus Variation — The Skill of Stimulus Variation involves changing the teacher's behavior (e.g., movement, gestures, voice modulation) and teaching aids to maintain student attention and engagement throughout the lesson. The described actions directly correspond to the components of this skill. Reinforcement focuses on encouraging student responses, explaining on clarifying concepts, and illustrating on providing concrete examples.

Answer

A. Skill of Reinforcement

Answer

C. Skill of Explaining

Answer

D. Skill of Illustrating with Examples

Question 5

Which of the following is the MOST effective digital tool for conducting formative assessments in a large classroom setting?

Accepted Answer

B. Learning Management System (LMS) integrated quizzes with instant feedback — A Learning Management System (LMS) integrated quiz provides instant feedback, tracks progress, and allows for large-scale formative assessments efficiently. PowerPoint quizzes lack interactivity and instant feedback mechanisms, while paper-based and whiteboard methods are less scalable and harder to analyze.

Answer

A. PowerPoint presentations with embedded quizzes

Answer

C. Traditional paper-based quizzes graded manually

Answer

D. Whiteboard-based questioning without digital recording

Question 6

KIIFB:

Accepted Answer

Kerala Infrastructure Investment Fund Board — Off-budget infra funding.

Answer

Industrial

Answer

Financial

Answer

None

Question 7

Rahul Gandhi's Kerala seat:

Accepted Answer

Wayanad — Wayanad (till 2024).

Answer

Palakkad

Answer

Thrissur

Answer

Kottayam

Question 8

Earth's rotation on its axis takes approximately:‌​‍

Accepted Answer

23 hours 56 minutes — A sidereal day (Earth's rotation relative to stars) is ~23 hours 56 minutes.‌​‍

Answer

23 hours 30 minutes

Answer

24 hours

Answer

25 hours

Question 9

What does the Fundamental Theorem of Algebra state?‌​‍

Accepted Answer

Every nth degree polynomial has exactly n complex roots (with multiplicity) — Proved by Gauss. Complex roots of real polynomials come in conjugate pairs.‌​‍

Answer

Only even degree roots

Answer

Every polynomial has real root

Answer

Only real

Question 10

Snell's law:‌​‍

Accepted Answer

n₁ sin θ₁ = n₂ sin θ₂ — Refraction at boundary. ‌​‍Also n = c/v (refractive index). Critical angle: sin θc = n₂/n₁ (for n₁>n₂).

Answer

n₁/n₂ = θ₁/θ₂

Answer

n = c/v only

Answer

sin θ = n

LGS Mixed Practice Test #291