Biology
Identify and name the "four" types of teeth shown below and state their functions.
Answer
The four types of teeth shown in the figure are listed below along with their functions:
- A → Incisors
Function — Incisors are used for biting and cutting. - B → Canines
Function — Canines are used for tearing the food. - C → Premolars
Function — Premolars help in crushing and grinding the food. - D → Molar
Function — Molars help in finer crushing and grinding of food.
Related Questions
Name the following:
(i) End product of starch after digestion.
(ii) The organ where protein digestion begins.
(iii) The organ into which the pancreatic juice and the bile juice are poured.
(iv) The enzyme which digests fat in ileum.
(v) The simplest form of carbohydrates.
(vi) The part of alimentary canal where water from the undigested food is absorbed.
(vii) The end product of protein digestion.
Fill in the blanks:
(i) The teeth called …………… are a total of four in number on the sides of incisors.
(ii) …………… is a common opening of food pipe and wind pipe.
(iii) Molars are meant for …………… the food.
(iv) Incisors are used for …………… and …………… the food.
(v) The …………… are used for tearing the food.
(vi) The …………… and …………… are used for crushing and grinding the food.
(vii) In an adult human, there are a total of …………… teeth.
(viii) The human teeth appears in two sets, the first set is called …………… which consists of only …………… teeth.
Fill in the blanks in the table (1-5) by selecting the suitable names of substances from the list given below:
[lipase, peptones, fatty acids, proteoses, protein].
Digestive
Enzymesacts on to form (i) Pepsin …….(2)…….. …….(3)…….. and …….(4)…….. (ii) …….(1)…….. fats …….(5)…….. State whether the following statements are True or False.
Wisdom tooth appears at the age of 5-6 years when the child starts going to school.
The temporary set of teeth includes incisors, canines and premolars only.
The ducts from the salivary glands open into the duodenum.
Saliva changes starch into maltose.