DCOA Mixed Practice Test #756

Question 1

Chattampi Swamikal, a social reformer from Kerala, played a pivotal role in the freedom struggle by advocating for social equality and challenging caste hierarchies. Which of the following was NOT a direct contribution of his to Kerala's freedom movement?

Accepted Answer

A. Leading the Vaikom Satyagraha alongside Mahatma Gandhi — Chattampi Swamikal was not directly involved in the Vaikom Satyagraha (1924-25), which was led by leaders like T.K. Madhavan and K.P. Kesava Menon. His contributions focused on social reform, caste abolition, and inspiring marginalized communities, not direct participation in Gandhian mass movements.

Answer

B. Promoting inter-caste dining and temple entry for Dalits

Answer

C. Inspiring the Ezhava community to demand political rights

Answer

D. Criticizing the British educational system for excluding marginalized groups

Question 2

ABA (abscisic acid) functions:‌​‍

Accepted Answer

Stress hormone — induces dormancy, closes stomata — Also called stress hormone. Antagonist to gibberellin.‌​‍

Answer

Cell division

Answer

Flowering

Answer

Promotes growth

Question 3

G. S. Ghurye is known as:

Accepted Answer

Father of Indian Sociology — Govind Sadashiv Ghurye (1893-1983) — pioneer of Indian sociology. His 'Caste and Race in India' (1932) is foundational.

Answer

Father of Psychology

Answer

Father of Economics

Answer

Father of Linguistics

Question 4

Printing press by:‌​‍

Accepted Answer

Gutenberg — Johannes Gutenberg (~1440).‌​‍

Answer

Caxton

Answer

Edison

Answer

Watt

Question 5

Which of the following is a core component of the National Rural Health Mission (NRHM) under the NHM?

Accepted Answer

B. Improving access to healthcare in rural areas — The correct answer is B. Improving access to healthcare in rural areas. The NRHM aims to provide effective healthcare to rural populations by strengthening infrastructure and services. Options A, C, and D are incorrect as they do not align with the primary focus of NRHM, which is rural healthcare access, not urban infrastructure, tertiary care, or curative services alone.

Answer

A. Strengthening urban healthcare infrastructure

Answer

C. Focusing exclusively on tertiary care

Answer

D. Implementing only curative services

Question 6

Under the National Health Mission (NHM), which of the following is the primary objective of the 'Ayushman Bharat - Health and Wellness Centres' (AB-HWCs)?

Accepted Answer

B. To deliver comprehensive primary health care including maternal and child health, NCD care, and wellness activities — The AB-HWCs under NHM aim to transform existing sub-centres into comprehensive primary care facilities by providing services like maternal and child health, non-communicable disease management, and wellness activities. Options C and D are incorrect as they refer to higher-level services or campaigns, while A is incorrect as tertiary care is not the primary focus of HWCs.

Answer

A. To provide tertiary care services for non-communicable diseases

Answer

C. To serve as referral centres for district hospitals

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D. To conduct national immunization campaigns

Question 7

A patient suddenly experiences a "fight-or-flight" response due to an acute stressor. Which division of the autonomic nervous system is primarily responsible for mediating these physiological changes, such as increased heart rate and dilated pupils?

Accepted Answer

D. Sympathetic nervous system — The sympathetic nervous system is responsible for the body's "fight-or-flight" response, preparing the body for stressful situations by increasing heart rate, dilating pupils, and diverting blood flow. The parasympathetic nervous system promotes "rest and digest" functions. The somatic nervous system controls voluntary muscle movements, and the enteric nervous system regulates the gastrointestinal tract.

Answer

A. Parasympathetic nervous system

Answer

B. Somatic nervous system

Answer

C. Enteric nervous system

Question 8

Positive phototropism:‌​‍

Accepted Answer

Stems toward light — Stems grow toward light.‌​‍

Answer

Roots toward light

Answer

Neither

Answer

Both

Question 9

Isotopes of an element contain the same number of:‌​‍

Accepted Answer

protons but different neutrons — Isotopes share atomic number (protons) but differ in neutron count.‌​‍

Answer

neutrons and electrons but different protons

Answer

neutrons and protons

Answer

neutrons and protons but different electrons

Question 10

Resolution of a measurement is:‌​‍

Accepted Answer

Least count — smallest change detectable — Vernier caliper LC = 0.01 cm; screw gauge 0.001 cm. ‌​‍Measurement reported to least count precision.

Answer

Maximum value

Answer

Mean

Answer

Error

DCOA Mixed Practice Test #756