LGS Mixed Practice Test #187

Question 1

Vallathol founded:‌​‍

Accepted Answer

Kerala Kalamandalam — Kalamandalam at Cheruthuruthy.‌​‍

Answer

University

Answer

Film

Answer

Dance school

Question 2

Nari Shakti implementation:‌​‍

Accepted Answer

After delimitation — After next delimitation exercise.‌​‍

Answer

Never

Answer

2030

Answer

Immediate

Question 3

Which alkali metal is used in sodium vapour lamps for yellow light?‌​‍

Accepted Answer

Sodium — Sodium vapour lamps produce yellow (~589 nm) light — used in streetlamps historically.‌​‍

Answer

Potassium

Answer

Caesium

Answer

Lithium

Question 4

Digital India was launched in:‌​‍

Accepted Answer

2015 — Digital India was launched on 1 July 2015 to transform India into a digitally empowered society.‌​‍

Answer

2014

Answer

2016

Answer

2017

Question 5

Kudumbashree founded:‌​‍

Accepted Answer

1998 — 17 May 1998.‌​‍

Answer

1995

Answer

2005

Answer

2000

Question 6

What is the number of bit patterns provided by a 7-bit code?

Accepted Answer

128 — 2⁷ = 128 patterns.

Answer

512

Answer

256

Answer

64

Question 7

Hund's rule of maximum multiplicity:

Accepted Answer

Electrons singly fill degenerate orbitals first, with parallel spin — Minimises electron-electron repulsion; maximises exchange energy.

Answer

Pair in same orbital first

Answer

Fill higher energy first

Answer

Only s fills

Question 8

During respiration, the exchange of oxygen and carbon dioxide between the alveoli and the blood occurs primarily through which process?

Accepted Answer

C. Simple diffusion — The exchange of gases (oxygen and carbon dioxide) in the lungs and at the tissue level occurs via simple diffusion. Gases move passively from an area of higher partial pressure to an area of lower partial pressure across the alveolar-capillary membrane. Active transport requires energy, facilitated diffusion involves carrier proteins, and osmosis is specific to water movement.

Answer

A. Facilitated diffusion

Answer

B. Osmosis

Answer

D. Active transport

Question 9

Kerala's Gini coefficient relative to India:

Accepted Answer

Lower inequality — Lower income inequality.

Answer

Higher

Answer

Same

Answer

Unknown

Question 10

The gold foil (alpha-particle scattering) experiment established that an atom has:

Accepted Answer

A dense positively-charged nucleus with mostly empty space around it — Rutherford's 1911 experiment disproved Thomson's model and proposed a nuclear atom.

Answer

A uniform sphere of positive charge

Answer

Only electrons

Answer

A plum-pudding structure

LGS Mixed Practice Test #187