LGS Mixed Practice Test #557

Question 1

Deepest lake world:‌​‍

Accepted Answer

Baikal — Baikal (1,642m).‌​‍

Answer

Superior

Answer

Caspian

Answer

Tanganyika

Question 2

The concept of 'Single Citizenship' in India is borrowed from:‌​‍

Accepted Answer

UK — Unlike USA (dual — federal + state), India has single citizenship (of India) — borrowed from UK.‌​‍

Answer

Australia

Answer

USA

Answer

Canada

Question 3

A teacher wants to introduce the concept of the solar system to a class of 6th graders. Which of the following teaching aids would be most effective for demonstrating the relative sizes and orbital paths of planets in a dynamic and interactive manner?

Accepted Answer

D. An interactive simulation software or virtual reality (VR) application. — Interactive simulations or VR applications allow students to dynamically explore, manipulate, and visualize complex concepts like planetary orbits and relative sizes, offering a hands-on, immersive learning experience that static charts or videos cannot fully provide. While an orrery is a good physical model, digital simulations often offer greater flexibility for scaling and interaction and are highly interactive.

Answer

A. A static chart displaying planets.

Answer

B. A physical model (orrery).

Answer

C. A documentary video on space.

Question 4

Municipalities:‌​‍

Accepted Answer

87 — 87 municipalities.‌​‍

Answer

200

Answer

100

Answer

60

Question 5

Raja Ravi Varma known for:‌​‍

Accepted Answer

Paintings of Indian mythology — Famous painter (oleographs).‌​‍

Answer

Music

Answer

Dance

Answer

Sculptures

Question 6

Boyle's law states (at constant temperature):

Accepted Answer

PV = constant — Boyle's law: P ∝ 1/V at constant T (PV = constant).

Answer

P/V = constant

Answer

V/P = constant

Answer

V + P = constant

Question 7

Angle of repose θ equals:‌​‍

Accepted Answer

tan⁻¹ μ_s — Angle at which body just starts to slide on inclined plane — gives μ_s.‌​‍

Answer

μ

Answer

90°

Answer

sin⁻¹ μ

Question 8

Which of the following reproduces by binary fission?‌​‍

Accepted Answer

Amoeba — Amoeba reproduces asexually by binary fission.‌​‍

Answer

Frog

Answer

Humans

Answer

Hydra

Question 9

Which of the following statements accurately describes a key characteristic of the majority of major rivers in Kerala?

Accepted Answer

B. They are predominantly west-flowing, rain-fed by the monsoon, and have relatively short courses emptying into the Arabian Sea. — Most major rivers in Kerala originate from the Western Ghats, are primarily rain-fed by the monsoon, flow westward towards the Arabian Sea, and have relatively short courses. Options A and D describe characteristics of major east-flowing Indian rivers, while option C is incorrect as Kerala rivers have highly seasonal flows, limiting year-round navigability.

Answer

A. They are typically long, perennial rivers originating from the Eastern Ghats and flowing into the Bay of Bengal.

Answer

C. They maintain high navigability throughout the year due to consistent water flow, supporting extensive inland water transport.

Answer

D. They are characterized by large river basins and extensive deltas, making the coastal plains highly fertile.

Question 10

Monotremes (egg-laying mammals):

Accepted Answer

Platypus, Echidna — Platypus and Echidna.

Answer

Whale

Answer

Kangaroo

Answer

Bat

LGS Mixed Practice Test #557