Which of the following options best describes the optimal conditions for good tea cultivation?

Appeared in: CGHS SSC - 2018

Explanation

Tea is a beverage crop that requires very specific agro-climatic conditions to thrive.
It is a tropical/sub-tropical plant that needs a warm and humid climate, with temperatures ideally ranging from 20°C to 30°C.
High rainfall, typically between 150-250 cm per year, is essential for the continuous growth of tender leaves.
The most critical soil requirement is that it must be well-drained and acidic (pH 4.5 to 5.5) to prevent root rot, which is why tea is often grown on hill slopes.

Option A: Tea plants cannot tolerate dry and cold climates. Frost is particularly harmful. Clayey soil has poor drainage, leading to waterlogging, which damages the roots.
Option C: A 'dry' climate and low rainfall (5-100 cm) are insufficient for tea cultivation, which is a water-intensive crop. Flat land is also generally avoided due to drainage issues.
Option D: This option is too vague. While the temperature and terrain are partially correct, it omits the most crucial factors: high humidity, abundant rainfall, and the acidic nature of the soil.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Geographical and Climatic Conditions for Agriculture as background academic context rather than a clinical decision trigger.
This question tests general knowledge, a component of many competitive exams.
Understanding the geography of crop production is important for understanding regional economies and trade. Tea is one of the most widely consumed beverages in the world and a major export for countries like India, Sri Lanka, and Kenya.
What if the question was about coffee? Coffee also prefers hilly slopes and well-drained soil but can tolerate a wider range of temperatures and requires slightly less rainfall than tea. The soil preference is also acidic but less so than for tea.

How to Approach the Question

First, identify the key subject of the question: 'optimal conditions for good tea cultivation'.
Break down the requirements for agriculture into categories: climate (temperature, humidity), rainfall, soil type, and terrain.
Recall or deduce the specific needs for tea. Think about where tea is grown (e.g., Darjeeling, Assam, Nilgiris), which are hilly, high-rainfall regions.
Evaluate each option against these criteria.
Option A is incorrect due to 'dry, cold'. Option C is incorrect due to 'dry'. Option D is incomplete.
Option B provides the most comprehensive and accurate list of requirements: 'Warm, humid climate', 'at least 100 cm rainfall', and 'acidic and well-drained soil'.

Concept Tested & Keywords

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Practise the full CGHS SSC - 2018

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