LGS Mixed Practice Test #657

Question 1

Munnar in Kerala is famous for:‌​‍

Accepted Answer

Tea plantations — Munnar in Idukki district is Kerala's most famous tea-producing region with vast estates at 1,500-2,000m elevation.‌​‍

Answer

Spice gardens

Answer

Rubber estates

Answer

Coffee plantations

Question 2

Kerala state emblem:‌​‍

Accepted Answer

2 elephants with shankha — Two elephants flanking shankha and Ashoka emblem.‌​‍

Answer

Eagle

Answer

Peacock

Answer

Lion

Question 3

Solar cells convert:‌​‍

Accepted Answer

Light to electricity (photovoltaic effect) — Photovoltaic cells (usually Si) produce electricity from photons via the photoelectric effect.‌​‍

Answer

Heat to electricity

Answer

Chemical to electrical

Answer

Mechanical to electrical

Question 4

Who wrote the acclaimed novel 'Things Fall Apart'?‌​‍

Accepted Answer

Achebe — Chinua Achebe (Nigeria, 1958). ‌​‍Igbo society and colonialism. Classic African novel.

Answer

Soyinka

Answer

Ngugi

Answer

Gordimer

Question 5

Which of the following is a key component of the body’s first-line defense against infections?

Accepted Answer

B. Phagocytosis by neutrophils and macrophages — Phagocytosis by neutrophils and macrophages is a primary component of innate immunity (first-line defense). Antibodies and memory T-cells are part of adaptive immunity, while the complement system is a biochemical defense.

Answer

A. Antibodies produced by plasma cells

Answer

C. Complement system activation

Answer

D. Memory T-cell response

Question 6

Pepsin in the stomach digests:‌​‍

Accepted Answer

Proteins — Pepsin (activated from pepsinogen by HCl) breaks proteins into peptides.‌​‍

Answer

Starch

Answer

Nucleic acids

Answer

Fats

Question 7

Charles Horton Cooley's concept 'looking-glass self' means:

Accepted Answer

We develop self-image through others' perceptions — Cooley (1902): self emerges via 3 steps — we imagine how we appear to others, imagine their judgment, develop self-feeling.

Answer

Self-reflection in mirrors

Answer

Physical appearance

Answer

Narcissism

Question 8

Which block of the periodic table does sodium belong to?‌​‍

Accepted Answer

s-block — Alkali metals (Group 1) are s-block; last electron enters s-orbital.‌​‍

Answer

f-block

Answer

p-block

Answer

d-block

Question 9

Onam celebrated in month:‌​‍

Accepted Answer

Chingam — Chingam (Aug-Sep).‌​‍

Answer

Vrishchikam

Answer

Kanni

Answer

Medam

Question 10

Trypsin works in:‌​‍

Accepted Answer

Small intestine — Protein digestion in alkaline medium.‌​‍

Answer

Large intestine

Answer

Stomach

Answer

Mouth

LGS Mixed Practice Test #657