Practice mode / Biology A series of hypothesis supported by the results of many tests is called A Option A: Scientific law B Option B: Theory C Option C: Data D Option D: Deduction Correct answer B. Theory Show answer Report a problem How we write and check questions
Question 01 / Biology Biological sciences have a set methodology and it is based on A Option A: Experimental inquiry B Option B: Esthetic preference C Option C: Philosophical ideas D Option D: Imaginations Correct answer A. Experimental inquiry Show answer Open question
Question 02 / Biology An unbroken series of species arranged in ancestors to descendent sequence with each later species having evolved from one that immediately preceded it is called: A Option A: Biome B Option B: Phyletic lineage C Option C: Community D Option D: Population Correct answer B. Phyletic lineage Show answer Open question
Question 03 / Biology Rocks can be dated by comparing the amount of specific radioactive isotopes they contain. Which statement is correct? A Option A: Older sediment layers have the same amount of these radioactive isotopes as younger ones. B Option B: Older sediment layers have a smaller amount of these radioactive isotopes than younger ones. C Option C: Older sediment layers have a greater amount of these radioactive isotopes than younger ones. D Option D: Older sediment layers never contained these radioactive isotopes. Correct answer B. Older sediment layers have a smaller amount of these radioactive isotopes than younger ones. Show answer Open question
Question 04 / Biology The concept that various organisms dominated this planet during various geological time period and thus placing organisms in a time squence came from the studies by A Option A: Environmental biologist B Option B: Paleontologist C Option C: Marine biologist D Option D: Social biologist Correct answer B. Paleontologist Show answer Open question
Discussion