LGS Mixed Practice Test #531

Question 1

Kerala model of development emphasizes:‌​‍

Accepted Answer

Social indicators (health, education, gender equality) — Kerala model — high social development (literacy, health, HDI) despite moderate income.‌​‍

Answer

Heavy industry

Answer

Agriculture

Answer

IT exports

Question 2

A newborn baby at 1 minute of life has a heart rate of 98 bpm, a weak cry, some flexion of extremities, a pink body with blue extremities, and responds with a grimace to stimulation. What is the APGAR score for this infant?

Accepted Answer

A. 5 — The APGAR score is calculated based on five parameters. For this infant: Appearance (pink body, blue extremities/acrocyanosis) = 1 point; Pulse (HR 98 bpm) = 1 point; Grimace (grimace to stimulation) = 1 point; Activity (some flexion of extremities) = 1 point; Respiration (weak cry) = 1 point. Summing these points gives a total APGAR score of 5.

Answer

B. 6

Answer

C. 7

Answer

D. 8

Question 3

What does a wide base in a population pyramid imply?‌​‍

Accepted Answer

High birth rate (developing countries) — India: youthful pyramid but narrowing. ‌​‍Japan: inverted (ageing). USA: rectangular (stable).

Answer

Stable

Answer

Declining

Answer

Ageing

Question 4

Which of the following is a key characteristic of borderline personality disorder (BPD) that differentiates it from other personality disorders?

Accepted Answer

B. Recurrent suicidal behavior, gestures, or threats — Recurrent suicidal behavior is a hallmark of BPD and differentiates it from other personality disorders like narcissistic (C) or antisocial (A). Grandiosity (D) is not a primary feature of BPD.

Answer

A. Persistent disregard for the rights of others

Answer

C. Excessive need for admiration and lack of empathy

Answer

D. Grandiose sense of self-importance

Question 5

A teacher notices that students are struggling to grasp the concept of 'osmosis' during the 'Explain' phase of the 5E model. What should the teacher do next to address this gap in understanding?

Accepted Answer

B. Provide additional examples, analogies, or demonstrations to clarify the concept before proceeding. — The 'Explain' phase is where the teacher clarifies concepts, so addressing misconceptions with scaffolding (Option B) is appropriate. Options A and C avoid addressing the gap, while Option D delays instruction. Constructivism emphasizes timely feedback and support.

Answer

A. Move on to the next topic to avoid wasting time.

Answer

C. Assign a worksheet with multiple-choice questions on osmosis for independent practice.

Answer

D. Ask students to research osmosis at home and submit a report the next day.

Question 6

Home Science interdisciplinary field covering:‌​‍

Accepted Answer

Nutrition, food science, textiles, human development, family resource management, extension — Five core areas. ‌​‍Strong applied science + social science mix. Professional careers in dietetics, ECCE, fashion, research.

Answer

Only childcare

Answer

Only cooking

Answer

Only tailoring

Question 7

Which of the following is a physical change?

Accepted Answer

Melting of ice — Melting is a physical change (no new substance formed).

Answer

Rusting of iron

Answer

Burning of paper

Answer

Curdling of milk

Question 8

Standing waves on a string of length L fixed at both ends have fundamental frequency:‌​‍

Accepted Answer

v/(2L) — λ_fundamental = 2L → f = v/2L. ‌​‍Overtones: nv/(2L). Pipe open both ends same; closed one end has odd harmonics only.

Answer

v/(4L)

Answer

2v/L

Answer

v/L

Question 9

According to Maslow's Hierarchy of Needs, which need is most likely to motivate a student who is struggling to focus on studies due to financial instability?

Accepted Answer

D. Physiological needs (food, shelter, basic survival) — Maslow's hierarchy prioritizes physiological needs (like food and shelter) as the foundation. Financial instability directly impacts these basic survival needs, making it the primary motivator for the student's lack of focus, unlike higher-level needs in options A, B, or C.

Answer

A. Self-actualization needs (fulfilling potential)

Answer

B. Esteem needs (recognition and respect)

Answer

C. Safety needs (security and stability)

Question 10

Padmanabhaswamy Temple is in:

Accepted Answer

Thiruvananthapuram — Sree Padmanabhaswamy Temple in Thiruvananthapuram — richest temple.

Answer

Thrissur

Answer

Ernakulam

Answer

Kollam

LGS Mixed Practice Test #531