University of Waterloo> BIOL 165: Diversity of Life Midterm Exam II Answers (2024/2025)
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Course
BIOL 165 - Diversity of Life
Institution
BIOL 165 - Diversity Of Life
BIOL 165: Diversity of Life
Midterm Exam II
March 12, 2024
(54 marks total)
Name:______________________________________________ Student ID#:_______________
This exam is composed of 38 multiple choice and T/F questions worth 38 marks, and 2 short
answer questions worth 16 marks.
This question...
This exam is composed of 38 multiple choice and T/F questions worth 38 marks, and 2 short
answer questions worth 16 marks.
This question booklet should be 10 pages long (including the cover page).
Multiple choice should be filled in on the bubble sheet on the last page.
Only the multiple choice and T/F answers on the bubble sheet will be marked
AIDS PERMITTED: Pencil(s), sharpener, black or blue pen(s), and eraser
, PART 1: MULTIPLE CHOICE (36 marks)
All multiple choice questions should be answered on the bubble sheet provided with the
examination. WRITE your name and properly fill out your student ID on that bubble sheet. Only
answers on the answer sheet provided will be graded.
1) Which of the following is sister taxa to the stramenopiles?
A) Alveolates
B) Rhizarians
C) Telonemia
D) Cryptophyes
E) Haptophytes
2) Removal of the apicoplast in apicomplexa results in the:
A) immediate death of the organism
B) death of the next generation of apicomplexans
C) reduction in fertility over many generations
D) increase of fitness in the next generation of apicomplexans
E) nothing happening, since the apicoplast is vestigial.
3) In which taxa does toxoplasma gondii undergo sexual reproduction to produce oocytes?
A) Cows
B) Rats
C) Humans
D) Cats
E) Silver Spoons
4) Which of the following would most likely lead to the transition of a microstome to a
macrostome in Tetrahymena sp.?
A) Induced by an abundance of bacteria
B) Induced by the presence of competitor microstomes
C) Induced by the presence of competitor macrostomes
D) Induced by the presence of a compatible mate
E) None of the above, because macrostomes and microstomes are not determined by
environmental conditions
5) Plastids in the Glaucophyta have a peptidoglycan layer, a result of a primary endosymbiosis.
A) True
B) False
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