Types of Teeth

Q.

Which of the following terms describe human dentition?

1. Pleurodont, Diphyodont, Heterodont

2. Thecodont, Diphyodont, Heterodont

3. Pleurodont, Monophyodont, Homodont

4. Thecodont, Diphyodont, Homodont

Q.

The development of two sets of teeth during a lifetime found in mammals is called ________ dentition.

Q. Choose the correct combination with respect to teeth in humans:-

1. Heterodont, pleurodont, polyphyodont
2. Heterodont, thecodont, diphyodont
3. Homodont, acrodont, diphyodont
4. Homodont, thecodont, polyphyodont

Q. Which type of teeth is used for cutting or shearing food?

1. 
2. 
3. 
4. 

Q. Assertion :Ossicles around the mouth of Sea Urchin form Aristotle's Lantern. Reason: Teeth of Aristotle's Lantern are analogous to human teeth as both are masticatory.

1. Both Assertion and Reason are correct and Reason is the correct explanation for Assertion.
2. Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion.
3. Assertion is correct but Reason is incorrect.
4. Both Assertion and Reason are incorrect.

Q. Which of the following types of teeth specialized in ripping, shredding and tearing flesh?

1. Incisors
2. Canines
3. Premolars
4. Molars

Q. If our permanent teeth will break , then , no teeth will formed , whereas , after breaking of milk teeth , then , teeth will reform again. Why this happen so?

Q.

what is the use of sphincter muscle in human digestive system?