The correct answer is<span> D.Cyclic movements are short trips and involve a return to the home base, while migration is permanent.
Cyclic movement is what birds do during winter after which they go home. Migration is when animals move completely to a new place and enter a new habitat.</span>
Answer:
Quality of life (QOL), according to Britannica, is the degree to which an individual is healthy, comfortable, and able to participate in or enjoy life events.
Explanation:
The World Health Organization (WHO) defines QOL as "an individual's perception of their position in life in the context of the culture and value systems in which they live and in relation to their goals, expectations, standards and concerns".
<h3>Information:</h3>
Standard indicators of the quality of life include wealth, employment, the environment, physical and mental health, education, recreation and leisure time, social belonging, religious beliefs, safety, security and freedom. QOL has a wide range of contexts, including the fields of international development, healthcare, politics and employment. Health related QOL (HRQOL) is an evaluation of QOL and its relationship with health.
<h2>I hope this answers help you! :></h2>
Answer:
I think it is population geography
An ecosystem comprises the physical environment.
It is an interlinked system with the plants and animals living therein linked to each other.
Ecosystems have evolved over a period of thousands of years.
Some examples of interlinking are
(i) Insects help in pollination of crops and fruit trees. Some insects also exert biological control on harmful insects.
(ii) Carnivorous animals kill herbivorous animals for food and herbivorous animals consume plants for food.
(iii) Decomposers like fungi and bacteria fertilise the soil with humus by decomposing dead animals and plants to enable plants to grow. There are many such examples of interlinking to show that every species has a role to play in the ecosystem.
Thus, we can conclude that every species has a role to play in the ecosystem
