Match the correct terms to their descriptions a system in which only energy but not matter is exchanged frozen water in snow part of geosphere that includes only soil a thin layer between the troposphere and the stratosphere cryosphere tropopause closed system pedosphere

Drag the tiles to the correct boxes to complete the pairs. match each cell organelle with its description.

There are two tomato plantlets one of them is kept in an oxygen chamber with a light source and another is kept in sunlight. both of them are watered regularly what will be the observation after two weeks

The lionfish is a venomous fish found primarily in the red sea and the indian ocean. in the 1990s, lionfish were accidentally released into the atlantic ocean, where they found abundant resources and favorable environmental conditions. which of the following scenarios is most likely to result in the lionfish having a major impact on the communities into which they were introduced? (a) with no natural predators, the lionfish population will become very large. (b) some native species of invertebrates will develop a resistance to lionfish venom. (c) random mating will allow the lionfish population to reach hardy-weinberg equilibrium. (d) a virus that specifically infects lionfish