Both animals and humans need nutrients to gain energy.
False
True
Food is completely digested ............ by the help of digestive juices secreted by liver and pancreas.
in the stomach
in the large intestine
in the small intestine
The digestive system is responsible for digesting food and changing it from a simple form into complex one.
.............has more than one stomach to digest grass easily.
Dog
Cat
Cow
The digestion process starts in the ...............
Esophagus
Stomach
mouth.
............ It softens the food to be easy to swallow
teeth
Tongue
Saliva
............store fats in their humps to adapt to the desert environment.
Cats
Camels
Cows
............a long tube which allows food to pass from pharynx to stomach.
Small intestine
Dogs teeth are sharp because they .......................
eat meat
eat grass
eat fruits
........................ allows food to pass from pharynx to stomach.