DCOA Mixed Practice Test #432

Question 1

Which of the following Indian civilian awards is typically conferred upon individuals for exceptional and distinguished service in any field, including medicine, and is second only to the Bharat Ratna in hierarchy?

Accepted Answer

D. Padma Vibhushan — Padma Vibhushan is the second-highest civilian award in India, recognizing exceptional and distinguished service in any field, including medicine. Padma Bhushan is the third-highest, and Padma Shri is the fourth. The Dr. B. C. Roy Award, while a prestigious medical award, is not part of the civilian award hierarchy.

Answer

A. Padma Bhushan

Answer

B. Padma Shri

Answer

C. Dr. B. C. Roy Award

Question 2

Anti-Defection Law added by:

Accepted Answer

52nd Amendment — 52nd Amendment (1985) — added 10th Schedule (Anti-Defection Law).

Answer

42nd Amendment

Answer

44th Amendment

Answer

61st Amendment

Question 3

Abraham Accords (2020) normalised relations between:‌​‍

Accepted Answer

Israel and UAE, Bahrain (later Sudan, Morocco) — Trump-brokered Abraham Accords (Sept 2020). ‌​‍Major Gulf diplomatic shift. Saudi Arabia-Israel normalisation was considered but stalled post-Oct 2023 Gaza war.

Answer

Israel and Palestine

Answer

India-Pakistan

Answer

Iran-Israel

Question 4

Pampa river length:‌​‍

Accepted Answer

176 km — 176 km — third longest in Kerala.‌​‍

Answer

144 km

Answer

209 km

Answer

244 km

Question 5

Photosynthesis occurs in:‌​‍

Accepted Answer

Leaves — Leaves contain chloroplasts with chlorophyll that carry out photosynthesis.‌​‍

Answer

Roots

Answer

Stem

Answer

Flowers

Question 6

Aqua regia is:‌​‍

Accepted Answer

3 HCl : 1 HNO₃ (dissolves Au, Pt) — Royal water — dissolves noble metals via nitrosyl chloride + chloride complex formation.‌​‍

Answer

Concentrated H₂SO₄

Answer

1 HCl : 3 HNO₃

Answer

Dilute HCl

Question 7

UN HQ:‌​‍

Accepted Answer

New York — New York.‌​‍

Answer

Geneva

Answer

London

Answer

Paris

Question 8

Which of the following is the most critical step in microteaching that ensures the teacher’s skill is effectively demonstrated and evaluated?

Accepted Answer

D. Providing immediate feedback to the learner after the session — Microteaching emphasizes immediate feedback to refine skills. While selecting engaging topics (A) and using aids (C) are important, the core of microteaching is the feedback loop (D). Breaking skills into components (B) is preparatory but not the critical step.

Answer

A. Selecting the topic based on student interest

Answer

B. Breaking the skill into smaller, teachable components

Answer

C. Using audiovisual aids to enhance teaching effectiveness

Question 9

The Chipko Movement was led by:‌​‍

Accepted Answer

Sunderlal Bahuguna — Sunderlal Bahuguna and Chandi Prasad Bhatt led the Chipko Movement (1973) in Uttarakhand.‌​‍

Answer

Medha Patkar

Answer

Anna Hazare

Answer

Baba Amte

Question 10

Which of the following physiological systems, primarily initiated and regulated by the kidneys, is most crucial for the long-term maintenance of arterial blood pressure and fluid balance?

Accepted Answer

C. The Renin-Angiotensin-Aldosterone System (RAAS), influencing vasoconstriction and sodium reabsorption. — The Renin-Angiotensin-Aldosterone System (RAAS) is initiated by the kidneys releasing renin in response to decreased blood pressure or volume. This cascade leads to the production of angiotensin II, a potent vasoconstrictor, and the secretion of aldosterone, which promotes sodium and water reabsorption, thereby directly impacting long-term blood pressure and fluid balance. Options A and D represent short-term neural regulatory mechanisms, while option B, ADH, primarily regulates water reabsorption and is not primarily initiated by the kidneys for comprehensive long-term blood pressure regulati

Answer

A. The baroreceptor reflex, by sensing changes in arterial stretch.

Answer

B. The secretion of antidiuretic hormone (ADH) from the posterior pituitary.

Answer

D. The sympathetic nervous system, by altering cardiac output and peripheral resistance.

DCOA Mixed Practice Test #432