KAS Prelims Mixed Practice Test #317

Question 1

Study of immune system:‌​‍

Accepted Answer

Immunology — Immunology.‌​‍

Answer

Haematology

Answer

Neurology

Answer

Cardiology

Question 2

Considering the elements located in the fourth period of the modern periodic table, specifically Potassium (K), Calcium (Ca), and Scandium (Sc), which of the following statements accurately describes a periodic trend observed when moving from left to right across these elements?

Accepted Answer

D. The electronegativity generally increases, indicating a greater tendency to attract electrons in a chemical bond. — Electronegativity is the measure of an atom's ability to attract electrons in a chemical bond. As one moves from left to right across a period, the effective nuclear charge increases, and the atomic size generally decreases, leading to a stronger pull on valence electrons and thus higher electronegativity. Options A, B, and C describe inverse trends or incorrect justifications for elements within the same period.

Answer

A. The atomic radius generally increases due to the addition of a new electron shell.

Answer

B. The metallic character becomes more pronounced as the tendency to lose electrons increases.

Answer

C. The first ionization energy generally decreases due to increased shielding effect.

Question 3

A teacher aims to enhance students' analytical thinking, ability to identify bias, and understanding of different perspectives on contemporary issues. Which literary form would be most effective for achieving these specific learning objectives in a classroom setting?

Accepted Answer

C. News articles and editorials, as they present current events and often reflect diverse viewpoints and arguments. — News articles and editorials are specifically designed to report on current events and present arguments or opinions, making them ideal for analyzing different perspectives, identifying rhetorical devices, and discerning potential biases. While other literary forms have their own educational merits, they do not as directly target the objectives of understanding contemporary issues and identifying bias as effectively as current journalistic texts.

Answer

A. Epic poetry, as it introduces complex narratives and historical contexts.

Answer

B. Fairy tales, which provide moral lessons and simple plot structures for analysis.

Answer

D. Autobiographies, which offer personal insights and chronological life events.

Question 4

The Kerala State Teacher's Award is conferred annually to recognize outstanding educators. Which of the following is NOT a primary criterion typically considered for this prestigious award?

Accepted Answer

C. The exact number of years of service completed in government or aided schools. — While experience is generally a prerequisite, the *exact number of years* is not a primary criterion over the quality and impact of a teacher's contribution. The award primarily focuses on excellence in teaching, innovation, student development, and community involvement, rather than just tenure.

Answer

A. Innovation in teaching methodologies and pedagogical practices.

Answer

B. Significant contribution to co-curricular activities and student development.

Answer

D. Efforts in promoting social and community engagement among students.

Question 5

Haber's process synthesises:‌​‍

Accepted Answer

NH₃ (N₂ + 3H₂ ⇌ 2NH₃, Fe catalyst, 450°C, 200 atm) — Nobel Haber 1918. ‌​‍Basis of modern fertilizers. Exothermic; high P and moderate T balance equilibrium and kinetics.

Answer

HCl

Answer

H₂SO₄

Answer

NO

Question 6

A student suddenly becomes highly agitated and starts shouting in the middle of a class, disrupting everyone. What should be the teacher's immediate priority in managing this situation?

Accepted Answer

B. Ensuring the safety of all students, including the agitated student, and de-escalating the situation. — In an acute disruptive situation involving agitation, the teacher's absolute immediate priority is to ensure the physical and emotional safety of all students, including the one who is agitated. De-escalation techniques should be applied to calm the student and restore order. Demanding an apology (A) or ignoring the behavior (C) can escalate the situation, while contacting parents (D) is a subsequent step after immediate safety and control are established.

Answer

A. Demanding an immediate apology from the student in front of the class.

Answer

C. Continuing the lesson as if nothing happened to avoid giving attention to the behavior.

Answer

D. Immediately contacting the student's parents to report the incident.

Question 7

The Gandhara school of art flourished under:

Accepted Answer

Kushans (influenced by Greek style) — Gandhara art blends Indian Buddhist themes with Greco-Roman artistic techniques.

Answer

Mauryas

Answer

Guptas

Answer

Cholas

Question 8

Makti Thangal, a social reformer of Kerala Muslims, campaigned against:

Accepted Answer

Superstition and conservatism within the Muslim community — Makti Thangal (1847–1912) promoted modern education and reform among Kerala Muslims.

Answer

Hindu temple entry

Answer

Land reform

Answer

Caste system

Question 9

The plant hormone that promotes fruit ripening is:

Accepted Answer

Ethylene — Ethylene is a gaseous plant hormone that triggers ripening.

Answer

Auxin

Answer

Cytokinin

Answer

Gibberellin

Question 10

Chairman of 14th Finance Commission:‌​‍

Accepted Answer

Dr. Y.V. Reddy — Dr. Y.V. Reddy chaired the 14th Finance Commission (2013-15 report).‌​‍

Answer

Dr. Sekhar Basu

Answer

Dr. A. Surya Prakash

Answer

Dr. M.S. Swaminathan

KAS Prelims Mixed Practice Test #317