Ski-orienteering is popular in winter.
Explanation:
Ski-orienteering is a very popular winter sporting activity.
The ski orienteering competitors should orient using standard maps and navigate skillfully and tactfully in the snow. The skier should use skiing equipment like pole and snow trail.
This requires good physical strength (especially of the upper parts of the body) and endurance by the skiers.
This sporting event mostly takes place over different snow terrains in the regions of Europe, North America, and Asia.
This orienteering is recognized by the International Olympic Federation. There are various world level and national junior and senior championships which equipment annually like the SkiO is a Cross-Country Skiing Winter Racing Competition and the World Ski Orienteering Championships.
Answer:
DNA changes caused by mutagens may harm cells and cause certain diseases, such as cancer. Examples of mutagens include radioactive substances, x-rays, ultraviolet radiation, and certain chemicals.
Explanation:
Answer:
A mineral nutrient is a substance required by organisms to perform nesecessary functions to live, so must be absorberd or ingested in the right amount.
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