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Detailed Overview: Kingdom Protista Video Lecture | Biology Class 11 - NEET

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1. What are the characteristics of Kingdom Protista?
Ans. Kingdom Protista is a diverse group of organisms that are primarily unicellular, although some may be multicellular. They are eukaryotic, meaning they have a true nucleus and membrane-bound organelles. They exhibit a wide range of nutritional modes, including autotrophic, heterotrophic, and mixotrophic.
2. How do Kingdom Protista reproduce?
Ans. Kingdom Protista reproduce through various methods, including binary fission, multiple fission, budding, and sexual reproduction. Some protists also exhibit complex life cycles involving both sexual and asexual phases.
3. What are some examples of organisms belonging to Kingdom Protista?
Ans. Examples of organisms in Kingdom Protista include algae, amoebas, paramecia, euglenas, diatoms, and slime molds. These organisms exhibit a wide range of diversity in terms of morphology, habitat, and nutritional strategies.
4. How do Kingdom Protista contribute to the ecosystem?
Ans. Kingdom Protista play vital roles in the ecosystem as primary producers through photosynthesis, as decomposers breaking down organic matter, and as important members of aquatic food chains. They also contribute to nutrient cycling and oxygen production.
5. What are the ecological importance and impact of Kingdom Protista?
Ans. Kingdom Protista have a significant ecological importance as they form the base of many food chains, provide oxygen through photosynthesis, and play a crucial role in nutrient cycling in aquatic environments. Some protists also cause diseases in humans, animals, and plants, impacting ecosystems and agriculture.
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