Nutrition in living organisms Animals and Man

The pointed teeth in the buccal cavity are called_

• Incisors

• Canines

• Premolar

• Molar

Which of the following is not a part of nutrition?

• Digestion

• Absorption

• Assimilation

• Circulation

The breakdown of complex components of food into simpler substances is called _

• Digestion

• Nutrition

• Breathing

• Excretion

The set of teeth that exists in the mouth during the period from six to eight years of a human being are called_

• Permanent teeth

• Molar teeth

• Premolar teeth

• Milk teeth

The stomach is a thick walled ......... organ

• V shape

• U shape

• X shape

• Z shape

Digestion of food starts in which of part of our digestive system?

• Stomach

• Mouth

• Small intestines

• Liver

An example of heterotrophic organism which can synthesize it's own food

• Paramecium

• Amoeba

• Euglena

• Hydra

This is a blood sucking parasite

• Earthworm

• Hookworm

• Tapeworm

• Leech

Which one is the widest part of alimentary canal?

• Oesophagus

• Stomach

• Mouth

• Tongue

The acid present in the stomach _

• Kills the harmful bacteria

• Protects the stomach lining

• Digest starch

• Makes the medium alkaline