Plus 2 Lecturer Mixed Practice Test #909

Question 1

The rate of reaction usually doubles for every:‌​‍

Accepted Answer

10 °C rise — Empirical rule: rate roughly doubles for every 10 °C temperature rise.‌​‍

Answer

25 °C rise

Answer

100 °C rise

Answer

5 °C rise

Question 2

Passive of 'Open the door':‌​‍

Accepted Answer

Let the door be opened — Imperative passive: 'Let + object + be + V3.'‌​‍

Answer

The door is opened

Answer

The door was opened

Answer

The door be opened

Question 3

Which motivational approach aligns best with Maslow's 'esteem needs' stage?

Accepted Answer

A. Providing opportunities for students to lead group projects — Maslow's 'esteem needs' stage involves gaining respect, recognition, and self-confidence, which can be fostered by leadership roles (option A). Distractor B aligns with 'safety needs', C with extrinsic rewards, and D with self-actualization, which are not directly tied to esteem needs.

Answer

B. Ensuring students have a clean and safe learning environment

Answer

C. Offering monetary rewards for high test scores

Answer

D. Encouraging students to explore creative hobbies unrelated to academics

Question 4

KPSC online services:

Accepted Answer

Thulasi portal, OTR — Thulasi is the official KPSC portal.

Answer

None

Answer

Only office

Answer

Only SMS

Question 5

Antonym of UNITE:

Accepted Answer

Divide — Unite ↔ divide.

Answer

Join

Answer

Connect

Answer

Combine

Question 6

Battle of Talikota:

Accepted Answer

1565 — Vijayanagara destroyed by Deccan Sultanates.

Answer

1526

Answer

1556

Answer

1600

Question 7

Vietnam War (US involvement) ended with:‌​‍

Accepted Answer

Fall of Saigon to North Vietnamese (April 1975) — US military withdrew 1973. ‌​‍Saigon fell to North Vietnam (April 1975). Vietnam reunified under communist rule.

Answer

Chinese takeover

Answer

Independence

Answer

US victory

Question 8

A 15-year-old student, during a debate on environmental issues, proposes a complex solution involving international cooperation, technological innovation, and long-term policy changes. This ability to think abstractly and consider multiple hypothetical scenarios is characteristic of which stage of cognitive development?

Accepted Answer

D. Formal operational stage — The ability to think abstractly, engage in hypothetical-deductive reasoning, and consider multiple complex variables are hallmarks of Piaget's Formal Operational stage, which typically begins in adolescence. The other stages represent earlier, less complex forms of thought.

Answer

A. Sensorimotor stage

Answer

B. Preoperational stage

Answer

C. Concrete operational stage

Question 9

The main component of natural gas is:

Accepted Answer

Methane — Natural gas is ~80–90% methane (CH₄).

Answer

Ethane

Answer

Propane

Answer

Butane

Question 10

Glucose exists as ring form:‌​‍

Accepted Answer

Pyranose (6-membered) anomers α and β — Mutarotation — equilibrium between α and β forms. Fructose as furanose.‌​‍

Answer

No ring

Answer

Only furanose

Answer

Only open chain

Plus 2 Lecturer Mixed Practice Test #909