Answer:A is the answer
Explanation:
The answer is phylum Sarcodina and class Heliozoa.
Actionophryx belongs to the group of Sarcodina. However, this is an older classification, and it is known that it belong to the groups of amoebas. It has a spherical body (helios, greek for sun) with axopodia (arms) so it is classified to the class sun-animalcules or Heliozoa. The body is surrounded by a glassy silica shell. It lives in freshwater, but some species are found in seas and oceans.
Answer:
It can be best explained with the help of Gause's law of competitive exclusion.
It states that no two species can coexist stably which compete for exact same resources.
In such conditions, the species which is inferior to other in terms of adaptations either extinct or evolve towards a different ecological niche.
For example, Galapagos island finches evolved with different shapes and sizes of beaks as an adaptation towards limited resources available such as different types of seeds or food.
Answer:
true
Explanation: