Respuesta :

Options are not provided in the question. The complete question is as following:

Non-photosynthetic species of Euglena are sometimes classified as which of the following?

a. zooflagellates

b. sarcodines

c. water molds

d. pyrrophytes

Answer:

a. zooflagellates

Explanation:

Zooflagellates are non-photosynthetic flagellates which lack cell walls or plastids. The mode of their feeding is by phagocytosis or endocytosis.

Non-photosynthetic species of Euglena are consider as Zooflagellates. Zoomastigophora is a phylum within the kingdom Protista. some of the diseases caused by zooflagellates  includes African Sleeping Sickness. they have a spherical, elongated body with a single central nucleus and form a symbiotic relationship with other organisms.

Hence, the correct option is a.