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- Study guides, Class notes & Summaries
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Exam (elaborations)
WSU Biology 106 Exam Questions AND CORRECT DETAILED ANSWERS
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21
February 2024
2023/2024
A+
WSU Biology 106 Exam Questions
AND CORRECT DETAILED
ANSWERS
Which of the follow statements concerning the is NOT correct?
a) in the most-recent 550 million years Earth has experienced
five mass-extinction events
b) approximately 250 million years ago all of the continents were coalesced in a
single, giant, super continent
c) the first living organisms were Prokaryotes
d) oxygen started accumulating in Earth's atmosphere with the invasion of land by
plants approximately 400 million yea...
LECTHEODORE
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Exam (elaborations)
WSU Biology 106 Exam 1 Questions And Aswers
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9
February 2024
2023/2024
A+
WSU Biology 106 Exam 1
Questions And Aswers
Three basic plant organs - ANSWER- roots, stems, leaves
roots - ANSWER- Absorbs water and minerals from the ground. Anchors plant in
ground.
Stems - ANSWER- Carry substances between roots and leaves; provide support for
plant; holds leaves up to sunlight
leaves - ANSWER- The main photosynthetic organs of vascular plants.
Nodes - ANSWER- the points at which leaves are attached
internodes - ANSWER- the stem segments between nodes
axillary bud -...
WSU Biology 106 Exam 3
Questions Marking
Scheme
Spongocoel - ANSWER- the large central cavity of sponges.
water enters the spongocoel through tiny pores called ostia and it exits through the
large opening called the osculum.
spongocoel is lined with choanocytes which help to create a current in the water.
Spicule - ANSWER- structural elements found in most sponges. They provide structural
support and deter predators.
Large ones are called megascleres while microscopic ones are calle...
stuviagenius18
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