मराठी

What is the Dental Formula of a Normal Human Adult?

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प्रश्न

What is the dental formula of a normal human adult?

एका वाक्यात उत्तर
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उत्तर

The dental formula of a normal human adult is:

Human adult = `(2,1,2,3)/(2,1,2,3) = 32` (Permanent teeth + Wisdom teeth)

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पाठ 11: Digestive System - Very short answer type [पृष्ठ ११५]

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सेलिना Concise Biology [English] Class 9 ICSE
पाठ 11 Digestive System
Very short answer type | Q 1 | पृष्ठ ११५

व्हिडिओ ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्‍न

What is the name of tiny projections on the inner surface of small intestine which help in absorbing the digested food?


Name the following:

An enzyme secreted by gastric glands in stomach which acts on proteins.


How is the liver an important organ in our body?


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. 


What is the role of the liver and the pancreas respectively in the digestion of food?


Answer in detail.

What is meant by digestion? How does it differ from nutrition?


Answer in detail.

Name the four types of teeth and their functions


Define with examples: Omnivores


State one difference in nutrition: Parasite and Saprophyte


The question has four options. Choose the correct answer:

The number of teeth that grow only once in human is


Write down the explanation.

Explain the structure of tooth.


Write down the explanation.

Explain why human dentition is considered as thecodont, diphydont and heterodont.


Name the salivary glands in our mouth?


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

A gland not associated with the alimentary canal is ____________.


Match the following:

1. Pancreatic juice a. Breaking starch
2. Salivary enzymes b. Digestive enzymes
3. Salivary gland c. Alimentary canal
4. Digestive tract d. Parotid

Mark the following statement as True or False. If false, write the correct statement.

All heterotrophs have a similar basic process of nutrition.


Given below are two columns, Column I shows enzymes secreted by the glands in the alimentary canal of human beings and Column II indicates the components of food on which enzymes act. Choose the options showing correct matching:


Mucosa forms __a__ in stomach and ___b___ in intestine respectively.


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