Aplant with stomata present only on the top of its leaves would be best suited to which environment?
a. water surface
b.
rainforest
c.
underwater
d.
desert

Option A

Explanation:

The number, size and density of stomata vary with the changing environmental conditions. A plant which is completely submerged in water will not be having stomata. While a plant or tree on land will have stomata on its lower surface. The surface area of lower part of a leaf is larger than the surface area of the upper part of the leaf. Generally plants with floating leaves or leaves at the surface of the water have lower portion immersed in water and hence they have stomata on the upper part of the plant.  

Hence, option A is correct

chert is a sedimentary rock composed of microcrystalline or cryptocrystalline silica. with this little bit of information, you can come to the conclusion that your answer is c.  

explanation:

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a