Growth is considered a characteristic of living beings because all living organisms increase in size and mass over time. This growth happens through the development of new cells and the enlargement of existing ones. Unlike non-living things, which do not ...
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The plant Drosera, also known as the sundew, shows movement by trapping insects on its sticky leaves. When an insect lands on the leaf, the tiny, hair-like structures on the surface bend toward it, wrapping around the insect. This movement ...
Plants exhibit a type of movement called “growth movement.” This means they grow towards light (called phototropism) or their roots grow downwards towards water and soil (called geotropism). Some plants, like the touch-me-not (Mimosa), also move their leaves when touched. ...
Cars cannot be considered living because, although they move, they do not do so on their own or show other characteristics of life. Cars need fuel and a driver or system to operate, unlike living beings, which move independently. Living ...
Movement is considered a characteristic of living beings because it helps them survive and interact with their surroundings. Animals move to find food, escape danger, or search for shelter, while plants show movement by growing towards sunlight or water. This ...
The main differences between living and non-living things are based on certain characteristics. Living things grow, move, breathe, and reproduce, while non-living things do not show these activities. Living things need food and water to survive, while non-living things do ...
A practical use of magnetic separation is in recycling, where magnets are used to separate iron and steel items from a mixture of other materials. For example, in a scrap yard, magnets can attract iron and steel pieces, making it ...
Filtration and sieving are similar because both are methods used to separate solid particles from liquids or other substances. In filtration, a filter paper is used to separate fine particles from liquids, while in sieving, a sieve or mesh is ...
We use evaporation to separate salt from saltwater because when water is heated, it turns into vapor, leaving the salt behind. This method works because salt has a much higher boiling point than water and does not evaporate. By allowing ...
Threshers are used by farmers to separate the grains from the stalks or husks. The process, called threshing, involves beating the harvested crops to remove the edible part of the grain. Threshers make this process faster and more efficient compared ...