LGS Mixed Practice Test #21

Question 1

Ideal gas equation PV = nRT uses R ≈:‌​‍

Accepted Answer

Both (same constant different units) — R = 8.314 J/mol·K = 0.0821 L·atm/mol·K = 2 cal/mol·K (approx).‌​‍

Answer

8.314 J/mol·K

Answer

0.082 L·atm/mol·K

Answer

None

Question 2

How many rivers flow eastward in Kerala?‌​‍

Accepted Answer

3 — 3 rivers flow east (Kabini, Bhavani, Pambar). ‌​‍41 flow west into Arabian Sea. Total 44.

Answer

1

Answer

2

Answer

5

Question 3

Kerala airports total:‌​‍

Accepted Answer

4 international — TVM, CIAL, Calicut, Kannur — 4 international.‌​‍

Answer

2

Answer

6

Answer

3

Question 4

Bitcoin is a:‌​‍

Accepted Answer

Cryptocurrency — Bitcoin is a decentralised digital cryptocurrency created in 2009 by Satoshi Nakamoto.‌​‍

Answer

Physical coin

Answer

Government bond

Answer

Bank deposit

Question 5

Which of the following statements best describes a key characteristic of intrinsic motivation in a learning context?

Accepted Answer

C. It involves engaging in an activity for its inherent satisfaction and enjoyment. — Intrinsic motivation is defined by the internal desire to perform an activity for its own sake, deriving satisfaction from the process itself. Options A, B, and D describe characteristics of extrinsic motivation, where the drive comes from external factors or consequences rather than internal enjoyment or satisfaction from the activity itself.

Answer

A. It relies on external rewards like grades or prizes.

Answer

B. It diminishes once the external reward is removed.

Answer

D. It is primarily driven by avoiding punishment or negative consequences.

Question 6

Marketing mix 4 Ps:‌​‍

Accepted Answer

Product, Price, Place, Promotion — McCarthy (1960). ‌​‍Extended 7 Ps for services: + People, Process, Physical evidence. Cornerstone of marketing strategy.

Answer

Profit

Answer

Only advertising

Answer

People, Product

Question 7

Nehru Memorial Museum at:‌​‍

Accepted Answer

Teen Murti Bhavan — Teen Murti Bhavan, Delhi (former PM residence).‌​‍

Answer

Red Fort

Answer

Rajghat

Answer

Parliament

Question 8

K-Rail proposed route length:

Accepted Answer

530 km — ~530 km Kasaragod to TVM.

Answer

300

Answer

700

Answer

1000

Question 9

Under the National Health Mission (NHM), an Accredited Social Health Activist (ASHA) plays a crucial role at the village level. Which of the following is a primary function of an ASHA?

Accepted Answer

C. Mobilizing the community for health awareness and facilitating access to health services. — ASHA workers are community health volunteers who act as a bridge between the community and the health system. Their primary role involves community mobilization, health awareness generation, and facilitating access to various health services, especially for maternal and child health. Prescribing medicines, conducting surgeries, or managing district-level cold chain are beyond their scope of work.

Answer

A. Prescribing allopathic medicines for common ailments.

Answer

B. Conducting surgical procedures in primary health centers.

Answer

D. Managing the cold chain equipment at the district vaccine store.

Question 10

DNA fingerprinting probes target:‌​‍

Accepted Answer

VNTRs (Variable Number Tandem Repeats) — highly polymorphic — Unique pattern per individual (except identical twins). ‌​‍Forensics, paternity, wildlife. Minisatellites and microsatellites.

Answer

Coding DNA

Answer

Centromeres

Answer

Only exons

LGS Mixed Practice Test #21