Convection is the movement caused within a fluid by the tendency of hotter and therefore less dense material to rise, and colder, denser material to sink under the influence of gravity, which consequently results in the transfer of heat.
<span> The </span>xylem<span> transports water and soluble mineral nutrients from the roots throughout the </span>plant<span>. It is also used to replace water lost during transpiration and photosynthesis.</span>
We breathe out carbon dioxide to get into the plants and u know they give oxygen and water normally comes to the plant by rain or by us watering plants.
The correct answer is option C
The main cause of extinction on earth today is the impact of human beings on environment. Previously, extinction caused due many reasons but now the main reason is the involvement of human beings in the environment.
The human activities like deforestation, construction and many more activities adversely effects the population of most of the species.
They first become endangered and then readily if not protected on time becomes extincted.
