A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. This uplifting of the ocean floor occurs when convention currents rise in the mantle beneath the oceanic crust and create magma where two tectonic plates meet at a divergent boundary.
<span>Eubacteria do not live in extreme conditions, they are part of the six-kingdom and are the only kingdom that has bacteria in it. </span>
Correct answer: True
The coral reefs are made up of thousands of tiny animals called as polyps. These are related to anemones and jellyfish. It possesses a sac-like a body and an opening which is encircled by the stinging tentacles called as cnidae.
They use calcium and carbonate ions which are derived from the seawater to in order to make a hard, cup-shaped skeleton. It protects the soft and delicate body of the polyp.
Hence, the correct answer would be true
<span>Chloryphyll is the main chemical used in photosynthesis.
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Idk what this means sorry