A on Jellyfish
Read the underlined phrase on page 1.
Why does the author repeat this phrase on
page 4?
to emphasize that the jellyfish's high water
content makes it an unimportant source of
nutrition
the water can look
-if you do manage to
ke a plastic bag filled
ecause jellyfish are
ent water. For a long
e-like creature was
ne scientists when
an food web, a
what ocean animals
h water content,
med that the
ght-after meal in
to warn that jellyfish control the entire ocean
even though they are not often observed
to highlight that marine scientists barely
noticed the transparent jellyfish
to explain that the nearly invisible jellyfish is
less valuable than the more visible marine
creatures

Zoe decided to measure the hand length of each of her classmates. first she marked a line across each student's wrist and lined up a ruler from this mark to the top of the middle finger to measure the length. then she recorded the measurements in the table below. marla did this the same way for each classmate, and then zoe used this ruler to measure each straight line and record the data below. this data is invalid. what is the most likely reason why it is invalid? the ruler is marked in centimeters, but zoe recorded data in inches. the range of lengths is too wide, so zoe must have misread the ruler. marla’s complicated measuring procedure was overly confusing. marla could have been inconsistent while drawing outlines of fingers.

If a cell is placed into a hypertonic environment,what will happen to it ? a)it will shrink or shrivel b)nothing c)it will burst d) it will expand or enlarge

What is a population? a. all the members of the same species living in the same ecosystem at the same time b. the number of a species living in the same ecosystem over a period of time c. the total number of organisms living in an ecosystem at a point in time d. all the members of a food web in the same ecosystem