Please help me its very difficult Use the arrows to indicate how the impact of this top down cascade would affect the organisms in this ecosystem.

Compare asexual reproduction to sexual reproduction

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

How does photosynthesis show the conservation of mass and energy?