Terrestrial Ecosystem – MCQ Quiz

Terrestrial Ecosystem – MCQ Quiz (Medium to Hard Level)

Terrestrial ecosystems—ranging from tundra to tropical rainforests—form the backbone of Earth’s biodiversity and climate balance. For UPSC, this topic is vital as it links environment, geography, and current affairs.

This quiz, set at a medium to hard level, will test not just your memory but your conceptual clarity and analytical skills. Some questions have multiple correct answers, just like in the prelims.

Let’s begin the challenge! 🌍✨

Which of the following are major types of terrestrial ecosystems found on Earth? 1. Tundra 2. Taiga 3. Grassland 4. Estuary Options:

Consider the following characteristics and identify the terrestrial ecosystem they belong to: 1. Presence of permafrost layer 2. Very low temperature and short growing season 3. Limited biodiversity, mainly lichens, mosses, and small shrubs These are the features of:

Which of the following terrestrial ecosystems are known as the “lungs of the planet”? 1. Tropical Rainforests 2. Temperate Deciduous Forests 3. Grasslands 4. Deserts

Which of the following terrestrial ecosystems have the highest biodiversity? 1. Tropical rainforest 2. Temperate deciduous forest 3. Desert 4. Tundra Options:

Which of the following statements about grassland ecosystems are correct? 1. They are dominated by herbivores and grazing animals. 2. They are found in both tropical and temperate regions. 3. They support very high tree density like rainforests. 4. They play a significant role in carbon sequestration. Options:

Match the following terrestrial ecosystems with their correct features: 1.Desert – (A) High rainfall, poor nutrient soil, stratified vegetation 2.Tropical Rainforest – (B) Low rainfall, xerophytic vegetation, extreme temperatures 3.Taiga – (C) Coniferous forests, long cold winters, short summers Codes:

Which of the following statements about desert ecosystems are correct? 1. Deserts may be both hot and cold. 2. They have the highest rate of evaporation compared to precipitation. 3. Biodiversity is almost absent in deserts. 4. Adaptations include water storage tissues and nocturnal behavior. Options:

Which of the following terrestrial ecosystems are significantly influenced by fire as an ecological factor? 1. Savannas 2. Temperate Grasslands 3. Tropical Rainforests 4. Mediterranean Shrublands Options:

In the context of Taiga (Boreal forest) ecosystem, which of the following are correct? 1. It is the largest terrestrial biome on Earth. 2. Dominated by deciduous trees like oak and maple. 3. Experiences long, harsh winters and short summers. 4. Found mostly in high latitudes of the Northern Hemisphere. Options:

Which of the following terrestrial ecosystems contribute significantly to global carbon storage? 1. Tropical Rainforests 2. Boreal Forests (Taiga) 3. Grasslands 4. Tundra Options:

✅ Well done! If you cracked most of these, you’re on the right track.
If not—don’t worry, even ecosystems take time to evolve 🌱😉
Keep practicing, stay curious, and remember: in UPSC, concepts are your true oxygen! 🌍✨

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