LGS Mixed Practice Test #636

Question 1

Tropical deciduous forests also called:‌​‍

Accepted Answer

Monsoon forests — Monsoon forests — most widespread in India.‌​‍

Answer

Mangrove

Answer

Alpine

Answer

Rainforest

Question 2

The National Green Tribunal (NGT) was established in:‌​‍

Accepted Answer

2010 — NGT Act 2010. ‌​‍Specialist tribunal for environmental cases. Justice Lokeshwar Singh Panta was first Chairperson.

Answer

2005

Answer

2016

Answer

2013

Question 3

At 25 °C, the ionic product of water (Kw) is:‌​‍

Accepted Answer

10⁻¹⁴ — Kw = [H⁺][OH⁻] = 10⁻¹⁴ at 25 °C.‌​‍

Answer

1

Answer

10⁻⁷

Answer

10⁻¹

Question 4

Chlorophyll absorbs mainly:‌​‍

Accepted Answer

Red and blue light — Chlorophyll absorbs red and blue light, reflects green — which is why plants appear green.‌​‍

Answer

Green light

Answer

Yellow light

Answer

All colours equally

Question 5

The Nobel Prize in Physiology or Medicine is awarded annually for outstanding discoveries in the field of life sciences and medicine. According to Alfred Nobel's will, what is the primary criterion for selecting laureates in this category?

Accepted Answer

C. The discovery must have conferred the greatest benefit on humankind. — Alfred Nobel's will explicitly states that the Nobel Prize in Physiology or Medicine should be awarded for discoveries that have 'conferred the greatest benefit on humankind.' Other criteria like geographical origin, specific medical subfields, or the laureate's active clinical practice are not primary considerations for the selection process.

Answer

A. The discovery must have originated from a specific research institution or country.

Answer

B. The award is given only for advancements in surgical techniques or drug development.

Answer

D. Laureates must be actively practicing clinicians at the time of the award.

Question 6

D Gukesh became youngest World Chess Champion in:‌​‍

Accepted Answer

2024 — December 2024 — youngest ever, age 18.‌​‍

Answer

2022

Answer

2023

Answer

2025

Question 7

Napoleon's final defeat was at:‌​‍

Accepted Answer

Waterloo (18 June 1815) — Napoleon defeated by Wellington (UK) + Blücher (Prussia) at Waterloo, Belgium. ‌​‍Exiled to St Helena, died 1821.

Answer

Austerlitz

Answer

Leipzig

Answer

Trafalgar

Question 8

Heat transfer in liquids and gases by bulk movement of fluid is:‌​‍

Accepted Answer

Convection — Warmer fluid rises, cooler sinks — convection currents transport heat.‌​‍

Answer

Diffusion

Answer

Conduction

Answer

Radiation

Question 9

The Haber-Bosch process is used to manufacture:‌​‍

Accepted Answer

Ammonia — N₂ + 3H₂ ⇌ 2NH₃ at 450 °C, 200 atm, Fe catalyst.‌​‍

Answer

Sulphuric acid

Answer

Hydrochloric acid

Answer

Nitric acid

Question 10

Which of the following is a key objective of the Ayushman Bharat - Health and Wellness Centres (AB-HWCs) initiative?

Accepted Answer

B. Delivering comprehensive primary health care, including prevention and health promotion — The AB-HWCs aim to transform primary care by providing comprehensive services, including prevention, health promotion, and early detection of diseases. They do not replace existing centres but complement them. Free tertiary care is part of the Ayushman Bharat Pradhan Mantri Jan Arogya Yojana (AB-PMJAY), not the HWCs. AB-HWCs emphasize both preventive and curative care.

Answer

A. Providing free tertiary care surgeries to all below-poverty-line families

Answer

C. Replacing all PHCs and Sub-Centres with private healthcare providers

Answer

D. Focusing exclusively on curative care for non-communicable diseases

LGS Mixed Practice Test #636