Biology 101 Exam Questions with Correct Answers
Earth's first organisms were? Prokaryotes
Viruses are considered (blank) living cells? Parasites of/to
Euglenids, Ciliates, and Diatoms represent a diverse group of organisms called: Protists
A unique feature of plants is? Alternating multicellular diploid and haploid generations
Nobel laureate Alexander Fleming discovered penicillin in 1928. Although it is a (blank) it can be
effective in killing (blank). Fungi, bacteria
To stay alive and function effectively, organisms must keep conditions within their bodies fairly
constant; in other words, they must maintain (blank) Homeostasis
An organism called Plasmodium malariae, which is known to cause an estimated 1-3 million
fatalities worldwide annually. This organism is a part of a group of organisms called
Protists
Plants help maintain the composition of the atmosphere by contributing (blank) O2 gas
, "A carefully formulated scientific explanation that is based on a large accumulation of
observations and has been tested and supported by multiple scientists." This is the description
of a (blank) Theory
Which of the following is NOT a characteristic of all living organisms:
A) Responsiveness to stimuli
B) Maintain homeostasis
C) Organised structure.
D) Remain constant over time
E) Have DNA D) Remain constant over time
This group of organisms are typically multicellular organisms that derive their energy by
breaking down nutrients stored in the bodies or wastes of other organisms: Fungi
Viroids are: A strand of DNA or RNA in a protein coat
Which of the processes listed below is thought to be the LEADING (BIGGEST) cause of the
current species extinction?
A) Habitat destruction
B) Over-exploitation
C) Invasive species
D) Environmental degradation (pollution)
Earth's first organisms were? Prokaryotes
Viruses are considered (blank) living cells? Parasites of/to
Euglenids, Ciliates, and Diatoms represent a diverse group of organisms called: Protists
A unique feature of plants is? Alternating multicellular diploid and haploid generations
Nobel laureate Alexander Fleming discovered penicillin in 1928. Although it is a (blank) it can be
effective in killing (blank). Fungi, bacteria
To stay alive and function effectively, organisms must keep conditions within their bodies fairly
constant; in other words, they must maintain (blank) Homeostasis
An organism called Plasmodium malariae, which is known to cause an estimated 1-3 million
fatalities worldwide annually. This organism is a part of a group of organisms called
Protists
Plants help maintain the composition of the atmosphere by contributing (blank) O2 gas
, "A carefully formulated scientific explanation that is based on a large accumulation of
observations and has been tested and supported by multiple scientists." This is the description
of a (blank) Theory
Which of the following is NOT a characteristic of all living organisms:
A) Responsiveness to stimuli
B) Maintain homeostasis
C) Organised structure.
D) Remain constant over time
E) Have DNA D) Remain constant over time
This group of organisms are typically multicellular organisms that derive their energy by
breaking down nutrients stored in the bodies or wastes of other organisms: Fungi
Viroids are: A strand of DNA or RNA in a protein coat
Which of the processes listed below is thought to be the LEADING (BIGGEST) cause of the
current species extinction?
A) Habitat destruction
B) Over-exploitation
C) Invasive species
D) Environmental degradation (pollution)
