Currently, About One Percent of All Known Species of Organisms

question 13

Multiple Choice

Currently, about one percent of all known species of organisms are threatened with extinction. This percentage is likely to be an underestimate because many species

• A) have not yet been identified or evaluated.
• B) have high populations but are actually endangered.
• C) have been inaccurately evaluated by non-scientists.
• D) are naturally rare, and therefore endangered, but have not been listed.

---

Definitions:

Overregularization

A language acquisition error in which children apply regular grammatical rules to irregular cases.

Egocentric Speech

Speech that is focused on the speaker's own needs and perspectives, often observed in young children who have not yet developed the ability to consider others’ viewpoints.

Literal Translation

The process of translating text from one language to another while closely adhering to the original language's words and structure.

Past Imperfect Tense

A grammatical tense used to describe actions or conditions that were ongoing or incomplete in the past.