HSA Mixed Practice Test #186

Question 1

The plant hormone that promotes cell division is:‌​‍

Accepted Answer

Cytokinin — Cytokinins promote cytokinesis and delay senescence.‌​‍

Answer

Abscisic acid

Answer

Auxin

Answer

Ethylene

Question 2

V.T. Bhattathiripad led which movement?‌​‍

Accepted Answer

Yogakshema Sabha — Yogakshema Sabha (1908) was the Namboodiri reform organisation V.T. led.‌​‍

Answer

Nair Service Society

Answer

Sadhujana Paripalana Sangham

Answer

Atmavidya Sangham

Question 3

A developing nation is formulating its National Adaptation Plan (NAP) to address increasing climate vulnerabilities, such as rising sea levels and extreme weather events. Which of the following best describes how the Intergovernmental Panel on Climate Change (IPCC) reports would primarily inform this nation's planning process?

Accepted Answer

B. By offering comprehensive scientific assessments of climate change impacts, vulnerabilities, and adaptation options relevant globally and regionally. — The IPCC's primary role is to provide objective, scientific assessments of climate change, its impacts, future risks, and potential response options (both mitigation and adaptation). These reports synthesize thousands of scientific papers to inform policymakers, making option B correct. The IPCC does not set legally binding targets, negotiate financial aid, or enforce treaties; these roles belong to negotiating bodies like the UNFCCC and its member states.

Answer

A. By providing legally binding targets for greenhouse gas emission reductions specific to the nation.

Answer

C. By directly negotiating financial aid and technology transfer agreements with developed countries on behalf of the developing nation.

Answer

D. By enforcing compliance mechanisms for international climate treaties signed by the nation.

Question 4

Cell theory was proposed by:‌​‍

Accepted Answer

Schleiden and Schwann (1838-39) — All living organisms are composed of cells. ‌​‍Virchow (1855): 'Omnis cellula e cellula' — cells arise from pre-existing cells.

Answer

Watson-Crick

Answer

Darwin

Answer

Mendel

Question 5

When was the second proclamation of Emergency under Article 352 made in India?‌​‍

Accepted Answer

1971 — December 1971 during the Indo-Pakistan War (the first was 1962 Sino-Indian War).‌​‍

Answer

1962

Answer

1972

Answer

1975

Question 6

Schizophrenia symptoms:‌​‍

Accepted Answer

Positive (hallucinations, delusions) and Negative (flat affect, social withdrawal) — ~1% prevalence. ‌​‍Dopamine hypothesis. Antipsychotic drugs (risperidone, clozapine). ‌​‍Often chronic.

Answer

Only anxiety

Answer

Only memory

Answer

Only sadness

Question 7

Right to Information Act passed in:‌​‍

Accepted Answer

2005 — RTI Act 2005 — came into force 12 October 2005.‌​‍

Answer

2003

Answer

2006

Answer

2004

Question 8

A geostationary satellite has period:‌​‍

Accepted Answer

24 h — ~23h 56m (sidereal day). ‌​‍Altitude ~35,786 km above equator. Orbits in equatorial plane.

Answer

365 d

Answer

12 h

Answer

1 h

Question 9

When was the Indian Constitution adopted?‌​‍

Accepted Answer

26 November 1949 — The Constitution was adopted on 26 November 1949 (now celebrated as Constitution Day). ‌​‍It came into effect on 26 January 1950 (Republic Day).

Answer

30 January 1948

Answer

15 August 1947

Answer

26 January 1950

Question 10

'Operation Sulaimani' has been launched in which district of Kerala to eradicate poverty?‌​‍

Accepted Answer

Kozhikode — Launched in Kozhikode district to provide free meals.‌​‍

Answer

Kollam

Answer

Kannur

Answer

Thrissur

HSA Mixed Practice Test #186