Plus 2 Lecturer Mixed Practice Test #145

Question 1

A quadratic equation has at most how many real roots?

Accepted Answer

2 — A polynomial of degree n has at most n roots.

Answer

1

Answer

3

Answer

4

Question 2

A 7th-grade student consistently arrives late to school, appears sleepy in class, and struggles to concentrate, often asking for food during break time. The teacher observes these patterns and suspects that the student's basic needs are not being met. According to Maslow's Hierarchy of Needs, which level of needs is most likely unfulfilled for this student?

Accepted Answer

C. Physiological needs — Sleepiness, lack of concentration, and hunger are direct indicators of unmet physiological needs, which include fundamental requirements like rest, food, and water. Maslow's Hierarchy posits that these basic needs must be satisfied before an individual can effectively address higher-level needs such as learning and concentration.

Answer

A. Safety needs

Answer

B. Love and belonging needs

Answer

D. Esteem needs

Question 3

The chemical name of Vitamin C is:‌​‍

Accepted Answer

Ascorbic acid — Vitamin C = Ascorbic acid. ‌​‍Retinol = Vitamin A. Thiamine = Vitamin B1. ‌​‍Calciferol = Vitamin D.

Answer

Thiamine

Answer

Retinol

Answer

Calciferol

Question 4

India became the ____ country to soft-land on the Moon:‌​‍

Accepted Answer

4th — 4th country (after USA, Russia, China) with Chandrayaan-3 on 23 August 2023.‌​‍

Answer

2nd

Answer

3rd

Answer

5th

Question 5

As per the Kerala Right to Education Rules, 2011, what is the minimum percentage of seats reserved for children with disabilities in government-aided schools in the state?

Accepted Answer

D. 5% — The Kerala Right to Education Rules, 2011, mandate a 4% reservation for children with disabilities in government-aided schools, in compliance with the RTE Act and the Rights of Persons with Disabilities Act, 2016. Options 2%, 3%, and 5% do not align with the state-specific implementation of RTE rules.

Answer

A. 2%

Answer

B. 3%

Answer

C. 4%

Question 6

Nitrogen fixation is done by:‌​‍

Accepted Answer

Rhizobium (symbiotic) and Azotobacter (free-living) — Nitrogenase enzyme. ‌​‍Cyanobacteria (Anabaena, Nostoc) also fix N₂. Legumes have root nodules.

Answer

All plants

Answer

Only fungi

Answer

Algae only

Question 7

Pulikali (Tiger dance) at:

Accepted Answer

Onam in Thrissur — Performed during Onam in Thrissur.

Answer

Thrissur Pooram

Answer

Vishu

Answer

Kerala Piravi

Question 8

The Jal Jeevan Mission (JJM) aims to provide safe and adequate drinking water through individual household tap connections by 2024 to all rural households in India. Which of the following is a *key guiding principle* for the implementation and sustainability of the mission, particularly at the local level?

Accepted Answer

C. Community ownership and management, with local village communities playing a crucial role in planning, implementation, and operation & maintenance. — The Jal Jeevan Mission strongly advocates for a decentralized, community-driven approach. It mandates the formation of Village Water and Sanitation Committees (VWSCs) or Pani Samitis to manage and maintain the water supply infrastructure, ensuring local ownership and long-term sustainability. Options A, B, and D contradict the mission's core principles of decentralization, rural focus, and appropriate technology choices, rather than exclusive advanced methods.

Answer

A. Centralized planning and execution by the Ministry of Jal Shakti to ensure uniformity and efficiency across states.

Answer

B. Prioritizing urban slum areas and peri-urban regions for tap water connections to address immediate public health challenges.

Answer

D. Exclusive reliance on advanced purification technologies like Reverse Osmosis (RO) for all water sources to ensure 100% purity.

Question 9

The angle of elevation of a tower is 30° from 30 m away. Height of tower:

Accepted Answer

10√3 m — tan 30° = h/30 → h = 30·(1/√3) = 30/√3 = 10√3 ≈ 17.3 m.

Answer

10 m

Answer

15 m

Answer

30 m

Question 10

IPL 2024 winner:‌​‍

Accepted Answer

KKR — Kolkata Knight Riders — 3rd title.‌​‍

Answer

MI

Answer

CSK

Answer

RCB

Plus 2 Lecturer Mixed Practice Test #145