I think the answer is man
The statement about the tundra that is true is that there are two main categories of the tundra biome.
Answer and Explanation:
Platyhelminthes are mostly worm like organisms that are dorsoventrally flattened, meaning they look like a leaf and this is why they are coined names like the Tapeworm, Flatworm, Fluke and Planarian.
Most Platyhelminthes are parasites on other animals but only the Turbellarians are mostly non-parasitic. A few species are commensalists, or mutualists living with other larger organism.
They are classified into:
- Class Turbellaria
- Class Monogenea
- Class Trematoda
- Class Cestoda
Answer:
Whenever matter moves from one sphere into another, some process, driven by energy, causes it to happen. Here are some examples: Water moves from a river (hydrosphere) into the air (atmosphere) by a process called evaporation.
Explanation:
The rocks which are porous depending on the degree of cementation
include the following:
<h3>What is Porosity?</h3>
Porosity is the measure of empty spaces in a particle which permits the
passage of compounds such as water etc.
The rocks mentioned above have a lot of empty spaces which permits
other substances to pass through them. The remaining rocks are
composed of tightly held grains which reduces their porosity.
Read more about Porosity here brainly.com/question/8757684
