BIO 181 FINAL EXAM LATEST ACTUAL QUESTIONS
WITH VERIFIED ANSWERS (2026)
●● All animals are __________.
Answer: Heterotrophs
●● Plants are __________ or __________.
Answer: Multicellular Producers/Autotrophs
●● What are the steps of the scientific method?
Answer: 1. Forming and testing hypothesis
2. Exploration and discovery
3. Community analysis and feedback
4. Societal benefits and outcomes
●● Where in the atom are neutrons located?
Answer: Neutrons are located at the core region - the atom's nucleus
●● Where in the atom are protons located?
Answer: Protons are located at the core region - the atom's nucleus
, ●● Where in the atoms are electrons located?
Answer: Electrons move around the nucleus
●● What is the definition of an atom?
Answer: The smallest unit of matter that retains the properties of an
elements
●● What are the most abundant elements in a living organism?
Answer: Carbon, hydrogen, oxygen and nitrogen
●● What is an ionic bond?
Answer: A chemical bond that occurs between two oppositely charged
ions.
●● What is a covalent bond?
Answer: A high-energy bond where atoms share electrons.
●● What is polar covalent bond?
Answer: A bond where shared electrons are attracted UNEVENLY.
These bonds form polar molecules.
●● What is a non-polar covalent bond?
WITH VERIFIED ANSWERS (2026)
●● All animals are __________.
Answer: Heterotrophs
●● Plants are __________ or __________.
Answer: Multicellular Producers/Autotrophs
●● What are the steps of the scientific method?
Answer: 1. Forming and testing hypothesis
2. Exploration and discovery
3. Community analysis and feedback
4. Societal benefits and outcomes
●● Where in the atom are neutrons located?
Answer: Neutrons are located at the core region - the atom's nucleus
●● Where in the atom are protons located?
Answer: Protons are located at the core region - the atom's nucleus
, ●● Where in the atoms are electrons located?
Answer: Electrons move around the nucleus
●● What is the definition of an atom?
Answer: The smallest unit of matter that retains the properties of an
elements
●● What are the most abundant elements in a living organism?
Answer: Carbon, hydrogen, oxygen and nitrogen
●● What is an ionic bond?
Answer: A chemical bond that occurs between two oppositely charged
ions.
●● What is a covalent bond?
Answer: A high-energy bond where atoms share electrons.
●● What is polar covalent bond?
Answer: A bond where shared electrons are attracted UNEVENLY.
These bonds form polar molecules.
●● What is a non-polar covalent bond?