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WorksheetsOsmoregulation and Transport
Total questions: 70
Worksheet time: 1hrs 1mins
Name
Class
Date
1.
What are the three types of nitrogenous waste?
a)
urea, excess water, ammonia
b)
urea, uric acid, ammonia
c)
salt, uric acid, urea
d)
solutes, uric acid, ammonia
2.
In nephridia, water, minerals, and salts are excreted in the form of what?
a)
urea
b)
uric acid
c)
ammonia
d)
solutes
3.
What excretory organs do insects have?
a)
kidneys
b)
protonephridia
c)
malphigian tubules
d)
nephridia
4.
What do kidneys filter?
a)
ammonia
b)
nitrogenous wastes
c)
urine
d)
blood
5.
What is the functional unit of a kidney?
a)
nephron
b)
glomerulus
c)
afferent arteriole
d)
peritubular capillaries
6.
What animals contain protonephridia?
a)
vertebrates
b)
insects
c)
annelids
d)
flatworms
7.
What is the cup-shaped structure at the beginning of each nephron?
a)
Bowman's Capsule
b)
distal tubule
c)
Henle loop
d)
peritubular capillaries
8.
During tubular reabsorption, what are sodium ions, chloride ions, glucose, and bicarbonate absorbed by?
a)
glomerulus
b)
nephron
c)
urine
d)
blood
9.
What would be an example of an organisms whose osmotic pressure is controlled by osmosis?
a)
giraffe
b)
human
c)
seastar
d)
earthworm
10.
What are the four main types of excretory system?
a)
kidneys, nephrons, malphigian tubules, nephridia
b)
kidneys, nephridia, protonephridia, glomerus
c)
kidneys, arteriole, glomerus, nephron
d)
kidneys, malphigian tubules, protonephridia, nephridia
11.
Is the feedback loop positive or negative?
a)
Negative
b)
Positive
12.
How would a fish's nephron compare to a humans?
a)
Longer loop of henle
b)
Shorter loop of henle
c)
Same length loop of henle
13.
What does antidiuretic hormone do?
a)
Make you filter more blood per minute
b)
Makes you filter less blood per minute
c)
Make you urinate more
d)
Make you urinate less
14.
How do the kidneys move materials in/out of nephrons?
a)
Ask them nicely
b)
Using neurotransmitters
c)
Change the permeability of their membranes
d)
only active transport
15.
What tube carries filtrate (urine) to the bladder?
a)
The proximal convoluted tubule
b)
The urethra
c)
The loop of henle
d)
The ureter
16.
How does blood move from the capillaries into the Bowman's capsule?
a)
Pressure
b)
Active Transport
17.
The osmoregulation process is shown.
This process is an example of which of the following?
This process is an example of which of the following?
a)
The role of the endocrine system in increasing oxygen content of red blood cells
b)
Control of urine production by the parasympathetic nervous system
c)
Maintenance of homeostasis by a feedback mechanism
d)
Disruption of homeostasis by exercise
18.
In the process of deamination, the liver converts amino acids to compounds that can be used in energy metabolism. The liver removes the amino groups from amino acids to produce urea. Then the urea is removed from the body as urine.
During this process, the liver works in conjunction with which body system?
During this process, the liver works in conjunction with which body system?
a)
Endocrine
b)
Excretory
c)
Nervous
d)
Respiratory
19.
Osmoregulation is the regulation of?
a)
glucose
b)
heat
c)
water
d)
nutrients
20.
Body temperature is controlled in the?
a)
pituitary gland
b)
negative feedback
c)
skin
d)
hypothalamus
21.
When the temperature is too hot, what occurs?
a)
vasodilation - more blood near the surface of the skin
b)
vasoconstriction - less heat near the surface of the skin
22.
When the temperature is too cold, what occurs?
a)
vasodilation - more blood near the surface of the skin
b)
vasoconstriction - less heat near the surface of the skin
23.
Osmosis is the movement of _____ across a membrane.
a)
food
b)
energy
c)
oxygen
d)
water
24.
What type of cell transport is endocytosis?
a)
active transport
b)
motosis
c)
facilitated transport
d)
passive transport
25.
The protein pump in the cell membrane helps glucose travel across membrane. This is facilitated transport. Is ATP needed?
a)
No
b)
Yes
26.
Which is true about active transport?
a)
It requires energy
b)
it does not require energy
c)
It moves substances down the concentration gradient
d)
it moves material from high to low concentration
27.
Exocytosis is a
a)
type of passive transport
b)
type of mitosis
c)
type of diffusion
d)
type of active transport
28.
Molecules diffusing with the concentration gradient (from high to low concentration) through a protein channel is...
a)
Facilitated Diffusion
b)
Simple Diffusion
c)
Active Transport
d)
Osmosis
29.
The concentration of water is higher in the soil than in plant root cells. Water moves into root cells of a plant by...
a)
Facilitated Diffusion
b)
Simple Diffusion
c)
Active Transport
d)
Osmosis
30.
Due to the higher concentration of oxygen in the air than your blood, oxygen goes from the lungs into the red blood cells by....
a)
Facilitated Diffusion
b)
Diffusion
c)
Active Transport
d)
Osmosis
31.
Which of the following is moved across the plasma membrane by facilitated diffusion?
a)
water
b)
glucose
c)
carbon dioxide
d)
oxygen
32.
A membrane that keeps out some Molecules but allows others to pass
a)
semi-permeable
b)
permeable
c)
diffusion
d)
concentration gradient
33.
What type of transport is this?
a)
facilitated diffusion
b)
active transport
c)
diffusion
d)
osmosis
34.
What type of transport is shown in the picture?
a)
Osmosis
b)
Diffusion
c)
Endocytosis
d)
Exocytosis
35.
The picture below is an example of _________________.
a)
osmosis
b)
isotonic
c)
diffusion
d)
active transport
36.
Molecules that come through into the cell by simple diffusion are typically...
a)
Polar
b)
Hydrophilic
c)
Non-Polar
d)
Carbohydrates
37.
The molecule responsible for increasing the fluidity of the membrane are:
a)
Glycolipids
b)
Glycoproteins
c)
Cholesterols
d)
Aquaporins
38.
The molecule responsible for allowing water to flow across the membrane is:
a)
Glycolipids
b)
Glycoproteins
c)
Aquaporins
d)
Cholesterol
39.
The red blood cells in solution A are in a ____________ environment
a)
Acidic
b)
Isotonic
c)
Hypotonic
d)
Hypertonic
40.
The red blood cells in solution C are in a ____________ environment
a)
Acidic
b)
Isotonic
c)
Hypotonic
d)
Hypertonic
41.
A Hypotonic solution contains an excess amount of:
a)
Na+
b)
H+
c)
Solute
d)
Water
42.
The Na/K Pump moves Na & K ions across the membrane at a ratio of ___ Na : ___ K.
a)
2:1
b)
3:2
c)
2:3
d)
1:2
43.
Other common examples of ion pumps include:
a)
Proton (H+) Pumps
b)
Aquaporins
c)
Ionophores
d)
K+ Leak Channels
44.
A macrophage engulfing and digesting a bacterial cell is an example of:
a)
Exocytosis
b)
Endocytosis
c)
Co-Transport
d)
Osmosis
45.
Which term means "water-loving"?
a)
Cohesion
b)
Nonpolar
c)
Hydrophilic
d)
Hydrophobic
46.
This cell organelle helps organisms maintain homeostasis by controlling what substances may enter or leave cells.
a)
vacuole
b)
nucleus
c)
cell membrane
d)
cell wall
47.
The cell below is in a _____________ solution.
a)
Hypertonic
b)
Hypotonic
c)
Isotonic
48.
Which term means "water-fearing"?
a)
Adhesion
b)
Polar
c)
Hydrophilic
d)
Hydrophobic
49.
The cell below is in a ___________ solution.
a)
Hypotonic
b)
Hypertonic
c)
Isotonic
50.
The cell membrane is made mostly of
a)
phospholipid monolayer and proteins
b)
phospholipid bilayer and proteins
c)
proteins and carbohydrates bilayer
d)
triglycerides and carbohydrates
51.
This plant is showing which of the following?
a)
crenation
b)
cytolysis
c)
increase in turgor pressure
d)
decrease in turgor pressure
52.
Which cell is demonstrating crenation?
a)
A
b)
B
c)
C
d)
none of the above
53.
In which picture will the solute diffuse out of the cell?
a)
left
b)
middle
c)
right
54.
A cell in the following solution will...
a)
shrink
b)
swell
c)
stay the same
55.
A cell in the following solution will...
a)
shrink
b)
swell
c)
stay the same
56.
A cell in the following solution will...
a)
shrink
b)
swell
c)
stay the same
57.
What kind of molecules can freely pass through the cell membrane?
a)
Small, charged
b)
Large, charged
c)
Small, uncharged
d)
Large, uncharged
58.
Which of the following are reasons why water is important?
a)
Buffer for body temperature
b)
Soluble environment for chemical reactions
c)
maintain cell turgidity
d)
All of the above
59.
Which biomolecule is classified as fats that act as long term energy storage?
a)
Lipids
b)
Carbohydrates
c)
Protein
d)
Nucleic Acids
60.
Which biomolecule increases the rate of reaction and regulates cell division?
a)
Lipids
b)
Carbohydrates
c)
Protein
d)
Nucleic Acids
61.
Which biomolecule acts as a temporary source of energy?
a)
Lipids
b)
Carbohydrates
c)
Protein
d)
Nucleic Acids
62.
ALL living cells have this in common
a)
Nucleus
b)
Cell Membrane
c)
Cell Wall
d)
Mitochondria
63.
The substance dissolved in a given solution.
a)
Carrier Protein
b)
Solvent
c)
Solute
64.
Bringing a liquid into a cell using energy.
a)
Endocytosis
b)
Pinocytosis
c)
Exocitosis
65.
Bringing a solid into a cell using energy.
a)
Endocytosis
b)
Phagocytosis
c)
Hypotonic
66.
A plant cell is placed in a solution whose solute concentration is twice as great as the concentration of the cells cytoplasm. The cell membrane is selectively permeable, allowing water but not the solute to pass through. What will happen to the cell?
a)
No change
b)
The cell will shrivel because of osmosis
c)
The cell will swell because of osmosis
d)
The cell will shrivel because of active transport
67.
What are the three types of nitrogenous waste?
a)
urea, excess water, ammonia
b)
urea, uric acid, ammonia
c)
salt, uric acid, urea
d)
solutes, uric acid, ammonia
68.
Urine flows out of the kidneys through narrow tubes
a)
urethras
b)
ureters
c)
nephrons
d)
alveoli
69.
What is the outermost layer of the kidneys?
a)
glomerulus
b)
medulla
c)
pelvis
d)
cortex
70.
What is the middle layer of the kidneys called?
a)
medulla
b)
pelvis
c)
cortex
d)
glomerulus
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