In which of the following regions of India are mainly tropical evergreen forests found?

Appeared in: DSSSB 6 September 2024

Explanation

Tropical evergreen forests require a hot and humid climate with very high annual rainfall, typically exceeding 200 cm.
The western slopes of the Western Ghats and the northeastern region of India (including Upper Assam) receive abundant rainfall from the monsoons, creating ideal conditions for these forests.
These forests are characterized by dense, multi-layered vegetation that remains green throughout the year because trees shed their leaves at different times.

Option A: The Gangetic Plains and Vindhya Range receive moderate rainfall, which supports tropical deciduous (monsoon) forests, not evergreen forests.
Option C: The Deccan and Malwa Plateaus are relatively dry, often in rain-shadow areas, and are characterized by dry deciduous and thorn forests.
Option D: The Desert (Thar) and Aravalli Range are arid to semi-arid regions with very low rainfall, supporting only desert scrub and thorny vegetation.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Geographical distribution of forest types in India as background academic context rather than a clinical decision trigger.
This is a general knowledge question, often included in competitive nursing exams to assess a candidate's overall awareness beyond core nursing subjects.
Understanding regional geography and environment can be relevant to community health nursing, particularly in relation to endemic diseases, local health practices, and the availability of natural resources like medicinal plants.
What if? If the question had asked about forests in the Himalayas, the correct answer would involve Montane or Coniferous forests, which are adapted to cold temperatures and snowfall, not the high rainfall and heat required by evergreen forests.

How to Approach the Question

First, identify the key concept in the question: 'tropical evergreen forests'.
Recall the primary climatic requirement for this forest type, which is a hot, humid climate with very high annual rainfall (over 200 cm).
Systematically evaluate each option by considering the general climate of the geographical regions mentioned.
The Western Ghats and Northeast India are well-known for receiving heavy monsoon rains.
Conversely, the Gangetic plains have moderate seasonal rain, the Deccan plateau is drier (rain shadow), and the Aravalli region is arid.
Based on this climatic analysis, select the option that best matches the high-rainfall requirement for evergreen forests.

Concept Tested & Keywords

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E6 Comprehensive Textbook of Community Health NursingShyamala D part 1 (pp 26-389 of 389) p. 121-123

Practise the full DSSSB 6 September 2024

Attempt every question from this paper in a timed mock, then review the full solution for each one.