Digistion and Absorption


These MCQs are intended for checking your Biology Chapter DIGESTION AND ABSORPTION,  knowledge.

The type of dentition in which each tooth is embedded in a socket…….

The oesophagus and trachea (wind pipe) open into

The oral cavity is lined by following tissue-

Which of the following components of our food are taken in small quantities?

……..is the future gut.

Epiglottis is a cartilaginous flap which prevents the entry of food into

The incisor teeth are meant for

Small projections found on the upper surface of tongue are called

Oesophagus opens into ….., J-shaped structure

Which sphincter regulates the opening of oesophagus into stomach?

Which of the following is the correct order for flow of food from mouth to anus?

Which teeth are absent in temporary dentition?

Movement of food in Oesophagus occurs by following movement

The hardest substance in the vertebrate body is

…….. is the non living part of tooth

Opening of oesophagus into ‘J’- shaped, bag like structure is regulated by

What is the befitting definition of dental formula?

Which is the element that hardens the tooth enamel

Opening of oesophagus is known as ……..

No. of incisors, canines, premolars and molars in each jaw of human

Read the following statements regarding the digestive system and select the correct statement.

The space present between two teeth is known as……

The structure which separates oral cavity from nasal cavity

During prolonged fasting, in what sequence are the following organic compounds used up by the body?

Which one serves as a passage for both food and air?

What is the dental formula of 17 year old?

It is an extension of soft palate and closes off the nasal cavity during swallowing

In Carnivores, the following teeth are most developed

……… is number of monophyodont teeth in permanent dentition

……… is the part of tooth where enamel is absent

A dental disease characterized by mottling of teeth is due to the presence of a certain chemical element in drinking
water. Which of the following is that element?

Which of the following molecules can be used by us as a source of energy?

What is another name of gastro-oesophageal sphincter?

In Humans, ……..alimentary canal is present

Which of the following teeth are bunodont

Dental formula shows type and no. of teeth in

Mammalian teeth are not

Alimentary canal of herbivores differ from the carnivores in being

The given schematic diagram depicts heterodont teeth and its thecodont arrangement. Find the correct labelling for
A-D from the options given below.

When teeth are different in shape, size and function then these are called

Digestion is

A thin long tube extending posteriorly and passing through neck, thorax and a diaphragm and leading to stomach is

Which teeth help in cutting?

Frenulum is

Structure which prevents the tongue from falling into the throat

The common passage for food and air is

During intake of food, what prevents the entry of food into the glottis (opening of windpipe)?

Gut is the …… lined cavity.

In humans, teeth that are monophyodont are

What is the length of oesophagus

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