Reptiles and Birds

Which of the following organs of the bird's digestive system is responsible for grinding the food?

• cloaca

• crop

• gizzard

• stomach

Feathers of the birds are harvested and used as insulation in clothing and bedding.

• TRUE

• FALSE

Both reptiles and birds are cold-blooded animals.

• TRUE

• FALSE

Answer explanation

Reptiles are cold-blooded while birds are warm-blooded vertebrates.

Which of the following words refer to warm-blooded vertebrates?

• endotherms

• ectotherms

Both reptiles and birds undergo external fertilization.

• TRUE

• FALSE

Answer explanation

Both reptiles and birds undergo INTERNAL fertilization.

Reptiles are covered with hard and dry scales made up of _______.

The birds migrate to go to places with more resources such as food.

• TRUE

• FALSE

 Birds move by means of their light yet strong bones for______.

Some skinks, geckos, and iguanas use their disposable tails to distract their predators.

• TRUE

• FALSE

The ____ of the bird moistens and stores the food.