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WorksheetsAnimal Group 3: Reptiles, Birds, Mammals
Total questions: 25
Worksheet time: 13mins
The young of placental mammals
develop inside the mother.
hatch from an egg.
develop in a pouch.
depend on the parents until death.
The period of time between fertilization and birth is called
hatching duration
gestation period
internal pouch time
placental development
Instead of using their nose to detect odors snakes will use their ________________________.
tongue
eyes
ears
scales
Which of the following is the best reason as to why a reptile is likely to move more quickly than an amphibian?
Reptiles have an endoskeleton.
Reptiles have stronger, more powerful leg muscles.
Reptiles have a lower body mass.
Reptiles have legs positioned directly under the body.
In reptiles, scales are utilized to
protect the internal organs.
keep moisture inside the body.
capture prey more easily.
attract mates.
Which of the following is not a reptile?
Turtle
Caecilian
Snake
Crocodile
An animal that develops young in a pouch, has fur, and obtains milk from its mother is a(n) ______________________.
placental mammal
monotreme
marsupial
insectivore
Reptiles do not have to lay their eggs in water because reptile eggs are ______________________.
air tight
water tight
jelly-like
Reptiles do not lay eggs
Most reptiles are oviparous. This means that the eggs will
develop and hatch inside the mother.
develop and hatch outside the mother.
develop for some time in the mother, then be laid, and hatch outside the body.
develop and harden underwater.
Which of the following is not a characteristic shared by birds and reptiles?
scales
endothermic
heterotrophic
amniotic egg
The duckbill platypus and echidnas are the only living _______________________________.
monotremes
marsupials
marsupials
mammals
Monotremes are different from other mammals in that they
develop young in a pouch.
reproduce by laying eggs.
produce milk.
live in Australia.
What characteristic of lungs allows them to be highly efficient in exchanging carbon dioxide and oxygen?
Lungs are bag-like and can contract.
Lungs come in pairs with one on each side of the chest cavity.
Lungs have a large internal surface area.
Lungs enlarge when the diaphragm contracts.
In the development of cats, gorillas, and whales, nourishment and oxygen are provided by the mother to the fetus through the ______________________________.
placenta
excretory system
cloaca
Both (a) and (c).
More than 90% of all mammal species are ___________________________.
monotremes
marsupials
placental mammals
domestic animals
Monotremes have more in common with ____________________ than mammals.
reptiles
amphibians
birds
cnidarians
How is a bird’s high energy demands met?
Two-way air flow that exposes lungs to only fresh air.
A diet half their body weight and quick efficient digestive system.
A three-chambered heart delivering only oxygen-rich blood to the body.
Optimal carbon dioxide absorption due to blood flowing opposite the direction of air flow.
Mammals are classified into three groups based on
patterns of development.
types of teeth.
dietary habits.
habitat.
The circulatory system of mammals features a
two-chambered heart
three-chambered heart
four-chambered heart
multiple-heart system
The ________________________ is a sheet of muscle that separates the chest and abdominal cavity.
lung
diaphragm
ventricle
cavity divider
A snake can use its tongue to pick up air particles. The tongue then draws back into the mouth and makes contact with the ______________________________________.
roof of the mouth
Jacobson’s organ
back of the throat
taste bud glands
Reptiles are frequently called “cold blooded’. What does this mean?
Reptiles’ blood is unnaturally cold.
Reptiles maintain a constant body temperature.
Reptiles steal the body heat from other organisms.
Reptiles use environmental factors to warm up or cool off.
Which of the following is not a factor in determining the beaks and feet of birds?
Mobility
Food source
Environment
Temperature
Endothermy allows mammals to _______________________.
live in very cold environments
be very active
have a big appetite
All of the above.
What is another term for endothermic?
Warm-blooded
Cold-blooded
High metabolism
Mammalian
