KAS Prelims Mixed Practice Test #448

Question 1

Which of these is a single-celled eukaryote?‌​‍

Accepted Answer

Amoeba — Amoeba is a single-celled eukaryote (Protista); bacteria are prokaryotes.‌​‍

Answer

Virus

Answer

Bacterium

Answer

Influenza

Question 2

Kerala's most densely populated district:

Accepted Answer

Alappuzha (~1,500/km²) — Kerala density ~860/km². Idukki least dense. Kerala has >90% literacy.

Answer

Wayanad

Answer

Thiruvananthapuram

Answer

Idukki

Question 3

University of Travancore year:

Accepted Answer

1937 — Founded 1937.

Answer

1947

Answer

1957

Answer

1925

Question 4

Acetylcholine is a:

Accepted Answer

Neurotransmitter — Acetylcholine is a major neurotransmitter at neuromuscular junctions and in autonomic nervous system.

Answer

Hormone

Answer

Digestive enzyme

Answer

Antibody

Question 5

Normal BP:‌​‍

Accepted Answer

120/80 — 120/80 mmHg.‌​‍

Answer

80/120

Answer

140/90

Answer

100/60

Question 6

During the cardiac cycle, the term 'systole' refers to which event of the heart?

Accepted Answer

C. Contraction of the ventricles — Systole refers to the contraction phase of the cardiac cycle, specifically ventricular systole, where the ventricles contract to eject blood into the aorta and pulmonary artery. Diastole, on the other hand, refers to the relaxation and filling phase of the heart. Atrial events and valve actions are part of the overall cycle but not the sole definition of systole.

Answer

A. Filling of the atria

Answer

B. Relaxation of the atria

Answer

D. Opening of the atrioventricular valves

Question 7

J&K first Assembly post-2019:‌​‍

Accepted Answer

Sept-Oct 2024 elections — Held Sept-Oct 2024 for first time since reorganisation.‌​‍

Answer

2019

Answer

2023

Answer

2020

Question 8

Regular handwashing with soap and water is crucial for preventing the spread of many infectious diseases. Which of the following is the primary reason for its effectiveness?

Accepted Answer

B. It physically removes transient microorganisms and dirt from the skin surface. — Regular handwashing with soap and water is highly effective primarily because it physically removes transient microorganisms, dirt, and organic matter from the skin surface. While some soaps have antiseptic properties, the mechanical action of scrubbing and rinsing is the main mechanism for reducing pathogen load. It does not sterilize the skin, moisturize it as a primary function, or boost the immune system topically.

Answer

A. It moisturizes the skin, preventing cracks where germs can hide.

Answer

C. It sterilizes the skin, killing all bacteria and viruses.

Answer

D. It boosts the immune system through topical absorption.

Question 9

What is the primary function of the Directorate of Public Instruction (DPI) in Kerala's education system?

Accepted Answer

C. Administering and supervising the day-to-day functioning of government schools. — The DPI is the chief implementing and administrative authority for public education in Kerala, overseeing the day-to-day functioning, staff management, and financial administration of government schools. Developing curriculum and research are primarily functions of SCERT, while teacher training is guided by SCERT and implemented by DIETs and other bodies.

Answer

A. Developing curriculum and syllabi for all school levels.

Answer

B. Conducting research and evaluation studies on educational policies.

Answer

D. Providing pre-service and in-service training for teachers.

Question 10

Cholera caused by:‌​‍

Accepted Answer

Vibrio cholerae — Bacterium Vibrio cholerae.‌​‍

Answer

Parasite

Answer

Fungus

Answer

Virus

KAS Prelims Mixed Practice Test #448