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Worksheetsz. Frog dissection - What do you remember?
Total questions: 38
Worksheet time: 20mins
What is the largest/ biggest organ in frog's body?
heart
Small intestine
large intestine
liver
What are the main organs of the respiratory system?
heart
lungs
tongue
feet
Small intestine
Large intestine
stomach
anus
The change that tadpoles undergo to become an adult frog is called ___.
metamorphosis
respiration
growth
hibernation
Find the location of the abdomen.
1
2
3
Find the location of the cloaca.
1
2
3
4
Which picture shows the ventral side of the bullfrog?
Left
Right
Where do frogs store energy?
fat bodies
stomach
liver
fatty tissue in the skin, like humans
Frogs have a special, translucent eyelid membrane (like goggles) that covers the eye and protects it while the frog is under water. What is this membrane called?
Tympanic Membrane
Nictitating Membrane
Goggle Membrane
Optic Membrane
During the frog dissection lab, some students might find round structures inside their frog (pictured). What do these structures tell us about this particular frog?
These are eggs. This frog is a female.
These are eggs. This frog is a male.
These are bugs. This frog ate just before it died.
These are bugs. This frog is being eaten by scavengers.
Identify the internal frog organ that is shown (in color) in this picture. It has 3 chambers and is a muscle responsible for pumping blood.
Lung
Liver
Heart
Stomach
Frogs have vertebrae (bones) that form a spinal column down their back. What body system is shown in this picture?
Skeletal System
Muscular System
Digestive System
Integumentary System
Which of the following best describes the special adaptation of a frog tongue?
It attaches at the front of the mouth so that it can flip out to catch prey.
It attaches at the front of the mouth so that it can be used to create sounds that attract mates.
It attaches at the back of the mouth so that it can flip out to catch prey.
It attaches at the back of the mouth so that it can swallow its prey whole.
Just behind the eye, a specialized membrane, adapted for life in and out of water, serves as the frog's ear. What is this membrane called?
Nictitating Membrane
Tympanic Membrane
Skin Membrane
Ocular Membrane
Which class of animal does the frog belong to?
Amphibian
Mammal
Reptile
Avian
What is a special feature of a frog's skin, that allows it to live in water?
The skin is thin and smooth and can allow oxygen from the water to enter the frogs blood.
The skin is thin and smooth and protects it from predetors with sharp teeth.
The skin is thick and rough and acts as an armor against all predators that might eat it.
The skin thick and rough and provides friction while the frog is swimming to help it balance.
The frog has maxillary teeth and vomerine teeth in its mouth. What is the function of the frog's teeth?
The teeth are used for grinding up its food.
The teeth are used for smiling during school picture day.
The teeth are used for gripping and holding prey.
The teeth are used for filtering food out of the water.
Match the diagram with the vocabulary
frog eggs
toad eggs
heart
nares
What are the yellow, spaghetti shaped structures that were located on both sides of the frog?
Fat Bodies
Large Intestines
Lung Pockets
Liver Muscles
Why is it important to treat the frog's body with respect during a dissection lab?
The frog was a living creature and we are using its body to learn about how it functions.
The frog is not an important part of our ecosystem and is not needed on our planet.
Mutilating the frog is ok and we do not need to treat the frog with respect.
Frogs are pests that do not contribute anything positive to our world.
This organ, also know as the "colon," absorbs water and vitamins.
Esophagus
Appendix
Small Intestine
Large Intestine
Identify the structure indicated by number 1
Eustachian tubes
Esophagus
Maxillary teeth
Nares
What is the structure indicated by number 3
tongue
vomerine teeth
esophagus
ear
What gender is this frog?
Male
Female
What are the two main organs of the urinary system of a frog?
Kidneys
Pancreas
Gallbladder
Bladder
What do you call the row of teeth at the edge or front of the mouth.
Maxillary teeth
Vomerine teeth
Wolf teeth
Dog teeth
Do frogs have ribs?
Yes
No
Where do frogs lay eggs?
on land
in water
in water and on land
in trees
Name the structure for letter "S":
Tympanic Membrane
Nictitating Membrane
Nares
Tongue
What structure is letter "Y"?
Oviducts
Large Intestines
Small Intestines
Fat Bodies
Just behind the eye, there is a specialized circular membrane. It helps the frog adapt for life in and out of water. This acts as the frogs ____________.
Nictitating Membrane
ear
mucus
3rd eye
