English

Study the Following Dental Formula and Then Answer the Question that Follow: - Biology

Advertisements
Advertisements

Question

Study the following dental formula and then answer the question that follow:

`"i"  3/4   "c"   0/0   "pm"   0/1   "m"   1/1`

State the total number of teeth present in the dentition. 

One Line Answer
Advertisements

Solution

A total of 20 teeth are present in the given dentition.

shaalaa.com
  Is there an error in this question or solution?
Chapter 11: Digestive System - Structured/Application/Skill type [Page 116]

APPEARS IN

Selina Concise Biology [English] Class 9 ICSE
Chapter 11 Digestive System
Structured/Application/Skill type | Q 5.1 | Page 116

Video TutorialsVIEW ALL [2]

RELATED QUESTIONS

The inner wall of the small intestine has many finger-like outgrowths called ______.


Which part of the digestive canal is involved in:

Absorption of food ______.


Describe the parts  of our tooth with the help of a labelled diagram.


The length of small intestine in a human adult is about:
(a) 4.5 m
(b) 1.5 m
(c) 3.5 m
(d) 6.5 m


State whether the following statement is True or False.

The ducts from the salivary glands open into the duodenum.


What is the main function of bile?


Given alongside is the diagram of the human alimentary canal.
(i) Name the parts 1-11 indicated by guidelines.
1.____ 2.____ 3.____ 4.____ 5.____ 6.____ 7.____ 8.____ 9.____ 10.___ 11.____
(ii) State the function of the juice secreted by the part 1.
(iii) State the function of the three enzymes found in the juice secreted by part 3.


Name the digestive juice secreted by the stomach and give its function.


Name the types of teeth seen in humans.


Answer in detail.
What changes occur in food in the mouth?


Mention the different types of nutrition?


State one difference in nutrition: Holophylic and Holozoic


Mark odd one in the series:


Describe the process of digestion in human beings.


The question has four options. Choose the correct answer:

The hardest constituent of the tooth is


Who is telling a lie?

Liver: I am the largest gland in the body.


Circle the odd one.


Identify the part of the digestive system which is vestigial in humans?


Match the two columns and select correct option.

  Column - I   Column - II
i. Sphincter of Oddi a. Oesophagus and stomach
ii.

Ileo-caecal 

sphincter

b. Stomach and small intestine
iii. Pyloric sphincter c Ileum and caecum
iv.

Gastro-oesophageal

sphincter 

d. Opening of hepato- pancreatic duct

The coiled middle portion of the small intestine which is 2.5 meters long is the ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×