LDC Mixed Practice Test #937

Question 1

'Red herring' means:

Accepted Answer

Something misleading — Distracts from the main issue.

Answer

A type of fish

Answer

Danger signal

Answer

Fresh idea

Question 2

Article 50 directs the State to:‌​‍

Accepted Answer

Separate judiciary from executive — Article 50 directs the State to take steps to separate the judiciary from the executive in public services.‌​‍

Answer

Promote international peace

Answer

Protect monuments

Answer

Provide free legal aid

Question 3

Which of the following best describes the symptoms of schizophrenia?‌​‍

Accepted Answer

Positive (hallucinations, delusions) and Negative (flat affect, social withdrawal) — ~1% prevalence. ‌​‍Dopamine hypothesis. Antipsychotic drugs (risperidone, clozapine). ‌​‍Often chronic.

Answer

Only memory

Answer

Only sadness

Answer

Only anxiety

Question 4

Kerala's Social Welfare - Pension schemes cover:‌​‍

Accepted Answer

Multiple beneficiary groups — Social security pensions.‌​‍

Answer

Disabled only

Answer

Only elderly

Answer

Only widows

Question 5

Infopark Kochi:‌​‍

Accepted Answer

Since 2004 — Infopark Kochi from 2004.‌​‍

Answer

2020

Answer

1990

Answer

2010

Question 6

'Spill the beans' means:‌​‍

Accepted Answer

Reveal a secret — To reveal secret information.‌​‍

Answer

Cook badly

Answer

Drop food

Answer

Plant seeds

Question 7

Radio was invented by:‌​‍

Accepted Answer

Guglielmo Marconi — Guglielmo Marconi is credited with inventing radio communication. ‌​‍Nobel Prize 1909.

Answer

Bell

Answer

Edison

Answer

Tesla

Question 8

Which physiographic region of Kerala is primarily characterized by lateritic soil, laterite rocks, and undulating terrain, often forming small hillocks known as 'mounds'?

Accepted Answer

B. Midland — The Midland region of Kerala, also known as the midland region, is primarily characterized by lateritic soil and undulating terrain with small hillocks called 'mounds.' The Highland is primarily hilly, the Lowland is coastal and flat, and the Coastal plain is primarily sandy and wetland.

Answer

A. Highland

Answer

C. Lowland

Answer

D. Coastal plain

Question 9

A laboratory technician is performing a preliminary screening for the presence of alkaloids in a plant extract. Which of the following reagents is commonly used as a general precipitating reagent for alkaloids, forming characteristic precipitates?

Accepted Answer

C. Mayer's reagent — Mayer's reagent (potassium mercuric iodide) is a widely used general reagent for the detection of alkaloids. It forms a creamy white precipitate with most alkaloids due to the formation of alkaloid-iodide complexes. Benedict's and Fehling's reagents are used for reducing sugars, while Biuret reagent is used for proteins.

Answer

A. Benedict's reagent

Answer

B. Fehling's solution

Answer

D. Biuret reagent

Question 10

Synonym of JUBILANT:‌​‍

Accepted Answer

Overjoyed — Jubilant = triumphant, joyful.‌​‍

Answer

Sad

Answer

Quiet

Answer

Angry

LDC Mixed Practice Test #937