Really isnt that hard you just have to write both definitions for both words
PLATO USERS
Intertidal Zone 10 m (33 ft)
Sublittoral Zone 200 m (660 ft)
Hadal Zone 10,911 m (35,797 ft)
Bathyal Zone 6,000 m (19,686 ft)
[ a ] the sublittoral zone or the shallowest bathyal zone
[ b ] the intertidal zone or the deepest hadal zone
[ c ] the oceanic zone or the deepest intertidal zone
[ d ] <em><u>"The Intertidal Zone Or The Shallowest Sublittoral Zone."</u></em>
The correct answer is absence of jaws.
Lampreys and hagfish are in the class Agnatha, they are jaw-less fish. The members of the agantha class are probably the earliest vertebrates. Scientists have found fossils of agnathan species from the late Cambrian period that occurred 500 million years ago.
Rachel Carson, one of the most world famous American Ecologist was among the first one who finds out about the Danger in Using Pesticides.
Not only that, she wrote several books about many environmental concerns that started people's general Awareness of Environmental problems, such as. The silent spring and The sea around us.
Explanation:
Antony van microscopist is best celebrated for locating bacterium and making over five hundred straightforward microscopes. He additionally discovered sperm cell cells, blood cells, protists and microscopic nematodes. He was created one amongst the primarily recorded observations of bacterium once he studied the plaque from his teeth and also the teeth of many others.
Ed Laurent could be an abstraction biologist United Nations agency develops and delivers cooperative, science-based recommendations and tools that modify the implementation and analysis of conservation activities.
Alexander Humboldt United Nations agency was 1st to explain ecological gradient of angular distance variety increase toward the tropics in 1807.
C) Occurs in areas without soil.
Primary succession occurs in lifeless areas in which <span>soil that is incapable of sustaining life is formed due to lava, sand dunes, and </span><span>rocks left from a retreating glacier.</span>