Plus 2 Lecturer Mixed Practice Test #1055

Question 1

Rhizobium found in:

Accepted Answer

Leguminous root nodules — Nitrogen-fixing bacteria in legume root nodules.

Answer

Leaves

Answer

Stems

Answer

Sea

Question 2

Under the Integrated Management of Neonatal and Childhood Illness (IMNCI) framework, which of the following signs would classify a 3-month-old infant as having SEVERE PNEUMONIA?

Accepted Answer

C. Respiratory rate of 55/min with chest indrawing — IMNCI classifies severe pneumonia as respiratory rate >50/min for infants aged 2-12 months with chest indrawing. Option C meets this criterion (55/min + indrawing), while Option A is pneumonia (rate >40/min + indrawing) but not severe. Options B and D do not meet the threshold for classification.

Answer

A. Respiratory rate of 45/min with chest indrawing

Answer

B. Respiratory rate of 45/min without chest indrawing

Answer

D. Respiratory rate of 35/min without chest indrawing

Question 3

Which of the following represents the identity matrix I of order 3?‌​‍

Accepted Answer

[[1,0,0],[0,1,0],[0,0,1]] — AI = IA = A for any compatible A. Inverse: A·A⁻¹ = I.‌​‍

Answer

[[1,1,1],[1,1,1],[1,1,1]]

Answer

[[0,0,0]]

Answer

[[2,0,0]]

Question 4

Blood group A has:

Accepted Answer

A antigen, anti-B antibody — Group A: RBC has A antigen; plasma has anti-B antibodies.

Answer

B antigen, anti-A antibody

Answer

A and B antigens

Answer

No antigens

Question 5

Which social reformer is known as 'Pulaya Raja'?‌​‍

Accepted Answer

Ayyankali — Ayyankali, the great social reformer who fought for the rights of Dalits, was honoured as Pulaya Raja.‌​‍

Answer

Kumaranasan

Answer

Pandit Karuppan

Answer

Poykayil Yohannan

Question 6

Kerala's GSDP rank:

Accepted Answer

Top 10 — Among top 10 states.

Answer

Top 5

Answer

Top 15

Answer

20

Question 7

Praggnanandhaa, who challenged for the World Chess Championship candidates, plays for:‌​‍

Accepted Answer

India — R. ‌​‍Praggnanandhaa is an Indian chess grandmaster who became one of the youngest candidates tournament qualifiers.

Answer

China

Answer

Russia

Answer

USA

Question 8

A 16-year-old student consistently struggles with impulse control, often making risky decisions without considering long-term consequences. This behavior is most likely linked to the underdevelopment of which brain region?

Accepted Answer

A. Prefrontal cortex — The prefrontal cortex, responsible for impulse control, decision-making, and executive functions, matures later in adolescence (into the mid-20s). The amygdala (B) regulates emotions but is fully developed by adolescence. The hippocampus (C) is involved in memory, and the cerebellum (D) in motor coordination—they are not primarily linked to impulse control.

Answer

B. Amygdala

Answer

C. Hippocampus

Answer

D. Cerebellum

Question 9

National Voters' Day is observed on:‌​‍

Accepted Answer

25 January — 25 January commemorates the Election Commission's founding day (since 2011).‌​‍

Answer

1 July

Answer

26 January

Answer

15 August

Question 10

Basheer called:

Accepted Answer

Beypore Sultan — 'Beypore Sultan' — lived in Beypore, Kozhikode.

Answer

Kerala's Tagore

Answer

Adventurer

Answer

Revolutionary

Plus 2 Lecturer Mixed Practice Test #1055