LGS Mixed Practice Test #74

Question 1

CTBT (Comprehensive Test Ban Treaty) has been signed but not ratified by India because:

Accepted Answer

India objects to its discriminatory nature (doesn't cover P5's existing arsenals) — India sees CTBT and NPT as discriminatory — favours existing nuclear powers. Pokhran-II tests (1998) before India could join.

Answer

Technical issues

Answer

Political reasons

Answer

Not applicable

Question 2

Cochlea:‌​‍

Accepted Answer

Hearing — Inner ear for hearing.‌​‍

Answer

Balance

Answer

Smell

Answer

Sight

Question 3

The most abundant element in the universe is:‌​‍

Accepted Answer

Hydrogen — Hydrogen is the most abundant element in the universe (~75% by mass).‌​‍

Answer

Oxygen

Answer

Carbon

Answer

Helium

Question 4

Maslow's hierarchy — top level:

Accepted Answer

Self-actualisation — Order: Physiological → Safety → Love/belonging → Esteem → Self-actualisation. Self-transcendence added later.

Answer

Physiological

Answer

Safety

Answer

Esteem

Question 5

Which city hosted the G20 Summit on 18-19 November 2024?‌​‍

Accepted Answer

Rio de Janeiro, Brazil — The 19th G20 Leaders' Summit was hosted in Rio de Janeiro.‌​‍

Answer

Johannesburg, South Africa

Answer

New Delhi, India

Answer

Buenos Aires, Argentina

Question 6

Impulse equals change in:

Accepted Answer

Momentum — Impulse = F × Δt = Δp (change in momentum).

Answer

Mass

Answer

Velocity

Answer

Acceleration

Question 7

Which of the following is a common ethical consideration in classroom action research?

Accepted Answer

B. Obtaining informed consent from students and parents — Ethical action research requires transparency and respect for participants, including obtaining informed consent from students and parents (B). The other options are either irrelevant (A), unethical (C), or methodologically flawed (D).

Answer

A. Ensuring the research results are published anonymously

Answer

C. Focusing only on high-performing students for better results

Answer

D. Using experimental groups without control groups

Question 8

Which novel is widely accepted as the first Malayalam novel?‌​‍

Accepted Answer

Indulekha — Indulekha (O. Chandu Menon, 1889).‌​‍

Answer

Chemmeen

Answer

Marthanda Varma

Answer

Kundalatha

Question 9

At 9:00, angle between hands:‌​‍

Accepted Answer

90° — Hour at 9 = 270° from 12. ‌​‍Minute at 12 = 0°. Angle = 270° or equivalently 90° (take the smaller angle).

Answer

60°

Answer

180°

Answer

270°

Question 10

Study of weather:

Accepted Answer

Meteorology — Meteorology.

Answer

Geology

Answer

Ecology

Answer

Seismology

LGS Mixed Practice Test #74