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RIO BIO 156 EXAM 1 QUESTIONS
AND ANSWERS SOLVED 1 00%
CORRECT!!
Question : The smallest unit of any substance is the ___.
- atom
- molecule
- cell
CORRECT ANSWER : a. atom
Question : The smallest unit of life is the ___.
- atom
- molecule
- cell
- organism
CORRECT ANSWER : c. cell
Question : Organisms require ___ and ___ to maintain
themselves, grow, and reproduce.
- DNA; energy
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- food; sunlight
- nutrients; energy
- DNA; cells
CORRECT ANSWER : c. nutrients; energy
Question : By sensing and responding to change,
organisms keep conditions in the internal environment within ranges that cells can tolerate. This process is called ___.
- reproduction
- development
- homeostasis
- inheritance
CORRECT ANSWER : c. homeostasis
Question : DNA ___.
- guides form and function
- is the basis of traits
- is transmitted from parents to offspring
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- all of the above
CORRECT ANSWER : d. all of the above
Question : ___ is the transmission of DNA to offspring.
- Reproduction
- Development
- Homeostasis
- Inheritance
CORRECT ANSWER : a. Reproduction
Question : A butterfly is a(n) ___ (choose all that apply).
- organism
- domain
- species
- eukaryote
- consumer
- producer
- prokaryote
- trait
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CORRECT ANSWER : a. organism
- eukaryote
- consumer
Question : ___ move around for at least part of their life.
- Living organisms
- Animals
- Species
- Eukaryotes
CORRECT ANSWER : b. Animals
Question : A bacterium is ___ (choose all that apply).
- an organism
- single-celled
- an animal
- a eukaryote
CORRECT ANSWER : a. an organism
- single-celled