Oxygen entered the Earth's atmosphere after the appearance of the Great Oxidation Event (Great Oxygenation Event). The Great Oxidation is the first mass extinction on Earth.
The Great Oxidation lasted 2.4 to 2.0 billion years ago.
Oxygen appeared on Earth thanks to cyanobacteria using photosynthesis.
The most potent single predictor of an infant's future health status is the infants birth weight. A<span>n infant at 5 months of age should have doubled the birth weight.</span>
Answer:
The best answer would be C.
Explanation:
Answer: The correct option is A (detritus).
Explanation:
The sea star also called the star fish belongs to the phylum echinodermata. They are slow moving marine animals living on the sea-shores and sea beds. They possess tube feet under their arms which enables them to move to location where they can obtain food.
During feeding, the star fish is capable of pouring digestive enzymes on the soft tissue of its prey. Once liquefied, it absorbs it into its stomach. The following are the different types of food that a star fish can feed on:
--> coral,
--> sponges,
--> clams,
--> oysters,
--> sand dollars, and mussels
They also feed on dead or decaying debris of different plants and animals. These dead or decaying debris are also called DETRITUS. A detritus is made up of leaves and other plant parts, animal remains and waste organic products that fall into water bodies from the kelp forests along the North American coastline.
Answer:
Weathering
Explanation:
Process where rock is dissolved, worn away or broken down into smaller pieces.
