HSA Mixed Practice Test #664

Question 1

Semiconductor diode as rectifier:‌​‍

Accepted Answer

Converts AC to DC — Half-wave uses 1 diode; full-wave bridge uses 4 diodes. ‌​‍Capacitor smooths output.

Answer

Amplifies

Answer

Generates AC

Answer

Only blocks

Question 2

EPIC (voter ID) started:

Accepted Answer

1993 — T.N. Seshan era — EPIC cards from 1993.

Answer

2001

Answer

2014

Answer

1995

Question 3

Literacy rate of Kerala (2011):‌​‍

Accepted Answer

93.91% — 93.91% — highest literacy rate among Indian states.‌​‍

Answer

90.86%

Answer

88.72%

Answer

95.06%

Question 4

Delhi Sultanate founded by:

Accepted Answer

Qutbuddin Aibak — Qutbuddin Aibak founded Mamluk (Slave) dynasty, 1206.

Answer

Iltutmish

Answer

Balban

Answer

Alauddin

Question 5

Which institution presents the prestigious Ezhuthachan Puraskaram, the highest literary award instituted by the Government of Kerala?

Accepted Answer

B. Kerala Sahitya Akademi — The Ezhuthachan Puraskaram, Kerala's highest literary honour, is conferred by the Kerala Sahitya Akademi. While other options are related to language or culture in Kerala, only the Sahitya Akademi is the designated body for this specific award. The Department of Cultural Affairs oversees various cultural institutions, but the Akademi is the direct awarding body.

Answer

A. Kerala Bhasha Institute

Answer

C. Department of Cultural Affairs, Government of Kerala

Answer

D. Thunchath Ezhuthachan Malayalam University

Question 6

Psoriasis:

Accepted Answer

Skin disorder — Chronic skin condition.

Answer

Lung disease

Answer

Heart

Answer

Digestion

Question 7

The main end product of photosynthesis is:‌​‍

Accepted Answer

Oxygen and glucose — 6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂ (requires light, chlorophyll).‌​‍

Answer

CO₂

Answer

Proteins

Answer

Water

Question 8

Synonym of CRYPTIC:

Accepted Answer

Mysterious — Mysterious in meaning.

Answer

Clear

Answer

Simple

Answer

Obvious

Question 9

Lokayukta state first:‌​‍

Accepted Answer

Maharashtra 1971 — Maharashtra first.‌​‍

Answer

Odisha 1970

Answer

UP 1975

Answer

Bihar 1974

Question 10

Victoria Falls height/width:

Accepted Answer

108m × 1708m wide — Zambezi River.

Answer

50m × 1000m

Answer

200m × 500m

Answer

100m × 2000m

HSA Mixed Practice Test #664