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Ecology: Organisms & Populations Video Lecture - NEET
FAQs on Ecology: Organisms & Populations Video Lecture - NEET
| 1. What is the definition of ecology? |  |
Ans. Ecology is the scientific study of the relationships between organisms and their environment, including the interactions between different species and their physical surroundings.
| 2. How are populations and organisms different in ecology? | |
Ans. In ecology, an organism refers to an individual living entity, such as a plant or an animal, while a population refers to a group of organisms of the same species that live in the same area and have the potential to interbreed.
| 3. What factors influence the growth and distribution of populations? | |
Ans. Several factors influence the growth and distribution of populations, including availability of resources such as food and water, competition, predation, disease, environmental conditions like temperature and rainfall, and human activities.
| 4. How does population size change over time? | |
Ans. Population size can change over time due to various factors. Births and immigration contribute to population growth, while deaths and emigration lead to a decrease in population size. Additionally, changes in the availability of resources and environmental conditions can also impact population size.
| 5. What are some examples of population interactions in ecology? | |
Ans. Examples of population interactions in ecology include competition, where individuals of the same or different species compete for limited resources; predation, where one species consumes another; mutualism, where both species benefit from their interaction; and parasitism, where one species benefits at the expense of another.
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Nov 15, 2024 Last updated |
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