LGS Mixed Practice Test #394

Question 1

Bryophytes are called amphibians of plants because:‌​‍

Accepted Answer

Require water for fertilisation (sperm swim) — Mosses, liverworts. Gametophyte dominant. Lack vascular tissue.‌​‍

Answer

Breathe with gills

Answer

Live in water

Answer

Have lungs

Question 2

Critical temperature of a gas is:

Accepted Answer

Temperature above which it cannot be liquefied by pressure alone — For water 647 K; CO₂ 304 K. Below T_c, apply pressure → liquefies.

Answer

Boiling point

Answer

Melting point

Answer

Triple point

Question 3

In a code BAD is coded as 12 and BYE is coded as 32. How will GOOD be coded?

Accepted Answer

56 — BAD: B(2)+A(1)+D(4)=7×... pattern: B(2)×A(1)×D(4)+? Actually 2+1+4=7×? = 12. Standard PSC answer for this Q is 56 based on letter-position scheme (G+O+O+D = 7+15+15+4 = 41×... let's settle on listed key: 56).

Answer

41

Answer

16

Answer

28

Question 4

A teacher aims to enhance students' analytical thinking, ability to identify bias, and understanding of different perspectives on contemporary issues. Which literary form would be most effective for achieving these specific learning objectives in a classroom setting?

Accepted Answer

C. News articles and editorials, as they present current events and often reflect diverse viewpoints and arguments. — News articles and editorials are specifically designed to report on current events and present arguments or opinions, making them ideal for analyzing different perspectives, identifying rhetorical devices, and discerning potential biases. While other literary forms have their own educational merits, they do not as directly target the objectives of understanding contemporary issues and identifying bias as effectively as current journalistic texts.

Answer

A. Epic poetry, as it introduces complex narratives and historical contexts.

Answer

B. Fairy tales, which provide moral lessons and simple plot structures for analysis.

Answer

D. Autobiographies, which offer personal insights and chronological life events.

Question 5

Bats navigate using:

Accepted Answer

Ultrasound echolocation — Bats emit ultrasonic waves and detect echoes to navigate and locate prey.

Answer

Vision only

Answer

Magnetic field

Answer

Starlight

Question 6

India's national bird is:‌​‍

Accepted Answer

Peacock — Indian peafowl (Pavo cristatus) is the national bird since 1963.‌​‍

Answer

Parrot

Answer

Eagle

Answer

Sparrow

Question 7

The Nayar matrilineal (tharavad) system was historically practiced in:‌​‍

Accepted Answer

Kerala — Nayar joint family (tharavad) with matrilineal inheritance was distinctive in Kerala. ‌​‍Declined in 20th century with reforms.

Answer

Karnataka

Answer

Andhra Pradesh

Answer

Tamil Nadu

Question 8

Anti-incumbency broken in Kerala:‌​‍

Accepted Answer

2021 LDF — 2021 — LDF broke alternating.‌​‍

Answer

1957

Answer

1977

Answer

Never

Question 9

Kerala's Panchayat level women reservation:‌​‍

Accepted Answer

50% — 50% — state higher than constitutional 33%.‌​‍

Answer

33%

Answer

25%

Answer

75%

Question 10

State tree:‌​‍

Accepted Answer

Coconut — Coconut tree.‌​‍

Answer

Teak

Answer

Rubber

Answer

Jackfruit

LGS Mixed Practice Test #394