biology help, please?

Eleida F

New member
Reptiles shed their outer skin to _______.


A. re-grow thicker skin
B. reproduce
C. grow larger
D. attract prey

Which of the following is NOT a mammal?


A. Bat
B. Dolphin
C. Frog
D. Rabbit

Alligators and caimans are in the Order _______.


A. Squamata
B. Crocodilia
C. Chelonia
D. Rhynchocephalia

Alligators have internal and external development, which class might they belong to?


A. Amphibia
B. Reptilia
C. Osteichthyes
D. Mammalia

Another word for a turtle's shell is:


A. thorax
B. carapace
C. abdomen
D. dorsal

Turtles are a part of the Order _______.


A. Squamata
B. Crocodilia
C. Chelonia
D. Rhynchocephalia

All mammals and birds are _______.


A. Amphibians
B. Androbians
C. Ectotherms
D. Endotherms

There are three types of bird feathers: contour, down, and ______.


A. air
B. crop
C. polar
D. powder

Animals that rely on their environment to help regulate their body temperature are called _______.


A. Amphibians
B. Androbians
C. Ectotherms
D. Endotherms

Animals, such as the koala, whose premature young climb into their mother’s pouch are called _______.


A. exoplacentals
B. marsupials
C. monotremes
D. placentals

A bird has a(n) _______, that helps break up food to make it easier to digest.


A. air sac
B. stomach
C. gizzard
D. acid

What is the gestation period?


A. The period of time while the mother is pregnant with the baby.
B. The period of time while the baby is still developing its respiratory system.
C. The period of time after the baby is born before it can be taken away from its mother.
D. The period of time before the baby’s fetus is considered fully grown.

Eggs that have an extra section inside upon which the embryo animal can feed are _______.


A. amniotic
B. amplexus
C. oviparous
D. viviparous

The "hand-winged" mammals, such as bats belong to the order:


A. Diptera
B. Arthropoda
C. Chiroptera
D. Animalia

Which of the following animals relies on echolocation to gather information about its environment?


A. screech owl
B. dolphin
C. hyena
D. woodpecker
 
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