KAS Prelims Mixed Practice Test #278

Question 1

Two stages of photosynthesis:‌​‍

Accepted Answer

Light and dark reactions — Light-dependent (Hill reaction) + Calvin cycle.‌​‍

Answer

Only light

Answer

Respiration

Answer

Transpiration

Question 2

A heart specialist is a(n):

Accepted Answer

Cardiologist — Cardiologist specialises in heart and cardiovascular disorders.

Answer

Neurologist

Answer

Orthopaedist

Answer

Gastroenterologist

Question 3

Which metal is liquid at room temperature?‌​‍

Accepted Answer

Mercury — Mercury (Hg) is the only metal that is liquid at room temperature. ‌​‍Bromine is the only non-metal that is liquid at room temperature.

Answer

Lead

Answer

Zinc

Answer

Tin

Question 4

Sickle cell anaemia:‌​‍

Accepted Answer

RBC abnormality — Hemoglobin mutation.‌​‍

Answer

Platelet

Answer

Plasma

Answer

WBC

Question 5

What is the current trend of urbanization in India?‌​‍

Accepted Answer

Increasing (~35% urban in 2021 census projection) — Delhi, Mumbai, Bengaluru, Chennai, Hyderabad, Kolkata as megacities. ‌​‍Migration, slum growth, informal economy challenges.

Answer

Zero

Answer

100%

Answer

Declining

Question 6

Synonym of AUSTERE:‌​‍

Accepted Answer

Strict/severe — Strict, severe.‌​‍

Answer

Warm

Answer

Lavish

Answer

Easy

Question 7

Plaster of Paris is chemically:

Accepted Answer

CaSO₄·½H₂O — Gypsum (CaSO₄·2H₂O) on heating at 100 °C gives plaster of Paris (CaSO₄·½H₂O).

Answer

CaSO₄

Answer

CaSO₄·2H₂O

Answer

CaCO₃

Question 8

Which of the following statements concerning prominent Indian sports personalities and their literary works/nicknames is correct?

Accepted Answer

B. Sachin Tendulkar's autobiography is titled 'Playing It My Way'. — 'Playing It My Way' is the well-known autobiography of legendary cricketer Sachin Tendulkar, making option B correct. 'Unbreakable' is Mary Kom's autobiography, while P.T. Usha is famously known as the 'Payyoli Express', disproving options A and C respectively. 'Ace Against Odds' is the autobiography of Sania Mirza, not M.S. Dhoni, making option D incorrect.

Answer

A. 'Unbreakable' is the autobiography of Saina Nehwal.

Answer

C. P.V. Sindhu is famously known by the nickname 'Payyoli Express'.

Answer

D. M.S. Dhoni authored the book 'Ace Against Odds'.

Question 9

Empirical formula of benzene (C₆H₆) is:‌​‍

Accepted Answer

CH — Empirical = simplest whole-number ratio. ‌​‍Acetylene also CH; glucose C₆H₁₂O₆ is CH₂O.

Answer

C₆H₆

Answer

CH₂

Answer

C₂H₂

Question 10

Indirect: He said to me, 'Please help me.'‌​‍

Accepted Answer

He requested me to help him — 'Please' = request. He requested me to help him.‌​‍

Answer

He ordered me to help him

Answer

He told me to help him

Answer

He asked me that help him

KAS Prelims Mixed Practice Test #278