Exam 1: Invitation to Biology

Classification. Answer the following questions in reference to life's diversity. Choose only the most correct answer. -Members of this domain have a nucleus and numerous membrane-bound organelles. A)archaea B)bacteria C)Eukarya D)Plantae E)fungi F)animals G)protists

In order to verify a hypothesis, scientists ____.​

Which of the following represents the most correct order of the organization of life from the smallest unit to the largest?

Match the term with its definition. a.atom b.organism c.biosphere d.molecule e.population f.ecosystem g.cell h.community -two or more atoms bonded together

Classification. Answer the following questions in reference to life's diversity. Choose only the most correct answer. -This single-celled or multicelled eukaryotic consumer breaks down material outside itself, then absorbs nutrients released from the breakdown. A)archaea B)bacteria C)Eukarya D)Plantae E)fungi F)animals G)protists

A scientific theory ____.​

In the Olestra potato chip experiment, the report published in the Journal of the American Medical Association in January 1998 indicated that ____.​

Which level of taxonomy encompasses all of the others?​

The control in an experiment ____.​

Living organisms are members of all of the following levels. However, soil is a component of ___.

If a hypothesis stands after years of repeated testing, is consistent with all data gathered, and helps make successful predictions about other phenomena, it is considered to be a ____.

The species extinctions taking place today are being caused by ____ activities.

Which of the following organisms is a multicelled producer?

Why do scientists typically design experiments that will yield quantitative results?​

Why are the laws of thermodynamics considered laws of nature and not scientific theories?

The scope of variation among living organisms is referred to as ____.​

Taxonomists today tend to group organisms into the same category based on similar ____.​

Classification. Answer the following questions in reference to life's diversity. Choose only the most correct answer. -Multicelled consumers that actively move about during at least part of their lives. A)archaea B)bacteria C)Eukarya D)Plantae E)fungi F)animals G)protists

Matching Based on the Olestra potato chip experiment conducted by researchers at the Johns Hopkins University School of Medicine, match the following letters to the number with which they best correspond. -Some people complained of intestinal problems after eating chips containing Olestra. A)observation B)hypothesis C)prediction D)experiment E)control group F)experimental group G)the variable H)results I)conclusion

​A substance that an organism needs for growth and survival but cannot make for itself is referred to as a(n) ____.