Answer:
Abiotic factors refer to non-living physical and chemical elements in the ecosystem. Abiotic resources are usually obtained from the lithosphere, atmosphere, and hydrosphere. Examples of abiotic factors are water, air, soil, sunlight, and minerals. Biotic factors are living or once-living organisms in the ecosystem.
Explanation:
Answer: Gamete.
Explanation: They are also referred to as sex cells. Female gametes are called ova or egg cells, and male gametes are called sperm. Gametes are haploid cells, and each cell carries only one copy of each chromosome. These reproductive cells are produced through a type of cell division called meiosis.
Answer:
The first attempts at domestication of animals and plants apparently were made in the Old World during the Mesolithic Period. Dogs were first domesticated in Central Asia by at least 15,000 years ago by people who engaged in hunting and gathering wild edible plants
Explanation:
Answer:
The process that is an important part of chemical weathering through oxidation is oxygen giving up electrons to other elements
<h3>To round to a significant figure:</h3>
- look at the first non-zero digit if rounding to one significant figure.
- look at the digit after the first non-zero digit if rounding to two significant figures.
- draw a vertical line after the place value digit that is required.
- look at the next digit.
