Which of the following could be considered a benefit of the industrial revolution? a. increased rate of population growth b. increased reliance on fossil fuels c. increased standard of living d. increased use of groundwater e. increased energy inputs for agriculture

Option C

Explanation:

Industrial revolution can be defined as the time where manual labor was exchanged by machines.

Many machines was set up to produce the products in huge amounts by machines with the use of less cost for raw materials, no cost for labor.

The products were very cheap when compared to handmade products. These products were so cheap that everybody was able to produce it and it increased the standard of living.

Hence, the correct answer is option C

organisms that lack symmetry are called asymmetrical and belong to phylum porifera/sponges.

organisms with specialized stinging cells belong to phylum cnidaria. stinging cells are called cnidoblast cells.

cnidarians show two morphological forms : polyp (sessile) and medusa (mobile)

filter feeding is observed in porifera members.  

alternation of generation is observed in coelenterata or cnidaria. there is alternation of asexual polyp form and sexual medusoid form. it is also referred as metagenesis.