Month: September 2023

The Ethiopian Realm, also known as the Afrotropical Realm, is a biogeographic region that encompasses much of Africa, particularly Sub-Saharan Africa. It is known for its remarkable biodiversity and unique assemblage of wildlife, shaped by a combination of historical, geological, and ecological factors. The adaptation and distribution of animals in the Ethiopian Realm are influenced …

Adaptation and distribution of animals in the Ethiopian realm. Read More »

The International Geosphere-Biosphere Programme (IGBP) was a research initiative launched in 1987 that aimed to enhance scientific understanding of the Earth’s complex processes, with a particular focus on the interactions between the geosphere (the Earth’s physical and chemical components) and the biosphere (living organisms and ecosystems). The program sought to address critical global environmental issues …

Major components of IGBP. Explain. Read More »

Biome Definition: A biome is a large-scale, distinct geographical region characterized by specific climate patterns, predominant vegetation types, and associated animal communities. Biomes are defined by their unique combination of environmental factors and serve as ecological zones with relatively consistent characteristics across different parts of the world. Terrestrial Biomes: There are several terrestrial biomes recognized …

Define the term biome. List the terrestrial biomes and describe the characteristics of Savanna biome. Read More »

The structure of an ecosystem refers to its physical and biological components, while the functional aspect relates to the processes, interactions, and energy flow within that ecosystem. Understanding both aspects is essential for comprehending how ecosystems work and sustain life. Here, I’ll provide an account of the structure and functional aspects of ecosystems: Structure of …

Account of the structure of ecosystem and describe its functional aspect. Read More »

Floristic kingdoms, also known as phytogeographic regions, are distinct geographical areas characterized by their unique assemblages of plant species. These regions are defined based on the distribution of native plant species and the historical factors that have shaped their composition. There are several recognized floristic kingdoms around the world, each with its own distinctive flora. …

Floristic kingdoms based on their global distribution. Describe. Read More »

Land biomes are major ecological regions characterized by distinctive climate, vegetation, and organisms. They are distributed across the Earth’s surface in relation to latitude and other environmental factors. Here’s a brief account of the principal land biomes and their latitudinal distribution: Tundra Biome: Description: The tundra biome is found in polar regions, primarily in the …

Give a brief account of the principal land biomes and their latitudinal distribution. Read More »

The biosphere is a fundamental ecological concept that represents the global sum of all ecosystems on Earth, encompassing the living organisms (biotic components) and their interactions with the physical environment (abiotic components). It is essentially the zone of life on our planet, where living organisms exist and interact with each other and their surroundings. The …

Write in detail on the concept of biosphere as an ecosystem. Read More »

Concept of an Ecosystem: An ecosystem is a dynamic and interconnected ecological system where living organisms (biotic factors) interact with their physical environment (abiotic factors) to form a functional unit. It is a fundamental concept in ecology, representing the relationships and processes that sustain life on Earth. Ecosystems come in various sizes, from a small …

Discuss the concept, components and functioning of an ecosystem. Read More »

Watersheds play a vital role in sustainable development as essential ecosystems that provide a multitude of ecological, economic, and social benefits. A watershed, also known as a river basin or catchment area, is an area of land where all precipitation and surface water flow to a common outlet, such as a river, lake, or ocean. …

Discuss the relevance of ‘watershed’, as an ecosystem for the purpose of sustainable development. Read More »

The statement “Man must realize the importance of maximizing agricultural production without destroying the ecological basis on which our entire food production system rests” underscores the crucial need for sustainable agriculture. It emphasizes that while increasing food production is essential to meet the growing global population’s needs, it must not come at the cost of …

‘Man must realize the importance of maximizing agricultural production without destroying the ecological basis on which our entire food production system rests.’ Explain with examples. Read More »