Tag: circulatory system and organs

Questions Related to circulatory system and organs

Wisdom teeth in human is

evs structure and functions of living organisms -ii experiments on digestive enzymes role of receptors in the mouth types of teeth introduction to human digestive system circulatory system and organs

  1. $3^{rd}$molar and 4 in number

  2. $3^{rd}$ molar and 2 in number

  3. $2^{nd}$molar and 4 in number

  4. $2^{nd}$ molar and 2 in number

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Correct Option: A
Explanation:

In humans, there are 32 teeth present in which four different types of teeth are present and is known as heterodont dentition. In these four types canines,

incisors, premolar and two molars are present are the permanent teeth but and are 28 in number but the third molar appears late in life and is known as wisdom tooth which is four in number an form 32 teeth.
So the correct option is '$3^{rd}$ molar and 4 in number'.

How many teeth in man grows twice in life

evs structure and functions of living organisms -ii experiments on digestive enzymes role of receptors in the mouth types of teeth introduction to human digestive system circulatory system and organs

  1. 32

  2. 28

  3. 20

  4. 12

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Correct Option: C

Which one is wisdom teeth

evs structure and functions of living organisms -ii experiments on digestive enzymes role of receptors in the mouth types of teeth introduction to human digestive system circulatory system and organs

  1. Third molar, four in number

  2. Third molar, two in number

  3. Second molar, four in number

  4. Second molar, two in number

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Correct Option: A

Total number of canines in permanent dental set of human is

evs structure and functions of living organisms -ii experiments on digestive enzymes role of receptors in the mouth types of teeth introduction to human digestive system circulatory system and organs

  1. 4

  2. 6

  3. 2

  4. 12

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Correct Option: A

Similar cone-shaped teeth are

evs structure and functions of living organisms -ii experiments on digestive enzymes role of receptors in the mouth types of teeth introduction to human digestive system circulatory system and organs

  1. Diphyodont

  2. Acrodont

  3. Homodont

  4. Thecodont

  5. Heterodont

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Correct Option: C

Number of canines in upper half jaw is

evs structure and functions of living organisms -ii experiments on digestive enzymes role of receptors in the mouth types of teeth introduction to human digestive system circulatory system and organs

  1. 4

  2. 3

  3. 2

  4. 1

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Correct Option: D

Type of teeth present in humans is

evs structure and functions of living organisms -ii experiments on digestive enzymes role of receptors in the mouth types of teeth introduction to human digestive system circulatory system and organs

  1. Diphyodont and homodont

  2. Monophyodont and thecodont

  3. Monophyodont and homodont

  4. Diphyodont and heterodont

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Correct Option: D

Which are cutting teeth in humans?

evs structure and functions of living organisms -ii experiments on digestive enzymes role of receptors in the mouth types of teeth introduction to human digestive system circulatory system and organs

  1. Canines

  2. Molars

  3. Premolars

  4. Incisors

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Correct Option: D

Diastema is associated with

evs structure and functions of living organisms -ii experiments on digestive enzymes role of receptors in the mouth types of teeth introduction to human digestive system circulatory system and organs

  1. Organ of Corti

  2. Absence of certain teeth

  3. Retinal cells

  4. Presence of teeth

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Correct Option: B

Number of milk teeth found in humans is 

evs structure and functions of living organisms -ii experiments on digestive enzymes role of receptors in the mouth types of teeth introduction to human digestive system circulatory system and organs

  1. 32

  2. 20

  3. 52

  4. 12

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Correct Option: B