JCJC Principles of Biology Lecture Exam 1 Study Guide Quizzes Solved 100% Correct| Verified Solutions-Newest 2025

JCJC Principles of Biology Lecture Exam 1 Study
Guide Quizzes Solved 100% Correct| Verified
Solutions-Newest 2025
What is the definition of hypothesis? - ✔✔A plausible explanation or an educated
guess



What is the simplest level of biological organization overall? - ✔✔Atom



Will an experiment always support the hypothesis? - ✔✔No. If it doesn't, then you
reformulate your hypothesis.



List the 3 domains. - ✔✔a. Bacteria
b. Archaea
c. Eukarya



List the 6 Kingdoms. - ✔✔a. Bacteria
b. Archaea
c. Animal
d. Plant
e. Protist
f. Fungi



What is the definition of Biotic factor? - ✔✔Living things in an ecosystem



What is the definition of Abiotic factor? - ✔✔Non-living things in an ecosystem

, List 4 categories of abiotic factors and why each is important to living organisms. -
✔✔a. Water - Chemical source
b. Soil - Chemical source
c. Air - Chemical source
d. Sunlight - Energy source



What is taxonomy? - ✔✔The branch of biology that identifies, names, and classifies
living things.



The dynamics of an ecosystem depend upon what two processes? - ✔✔The cycling of
chemicals (nutrients) and the flow of energy



What is the molecule that is the genetic material for all known organisms? - ✔✔DNA



What levels of biological organization - ✔✔a. Tissue
b. Organism
c. Community
d. Ecosystem
e. Population


What type of energy is always released from any energy conversion process? -
✔✔Heat



How many species of organisms have been identified? - ✔✔About 2 million