It talks about how cells function, how tissue works in our body, and how many types of an organ are there.

2. • cells are the smallest structural units of
living matter and compose all living things.
• Most cells have one or more nuclei
and other organelles that
carry out a variety of tasks.

3. How many type cells are exist in
human body?
• There are 5 type of cells are:
• Red blood cells-
• White blood cells-
• Nerves cells-
• Fat cells-

4. What are tissues ?
• Tissue is a group of cells having similar structure and function
together as a unit .
A cell
Formed
tissues
Bonding
of cells
Tissues
structure

5. How many type tissues are
exist in human body?
There are 4 type of tissues are present in human body. Few example are:
• connective tissue-
• epithelial tissue-
• muscle tissue-
• nervous tissue-

6. What are organ?
• An organ is a collection of tissues
that structurally form a functional
unit specialized to perform a
particular functioned ex. your
heart, kidneys, and lungs are
examples of organs.

7. How many type of organ in
our organ system?
There are 78 type of organ in our organ system. Few example are:-
• Lungs
• Brain
• Stomach
• Liver
• Intestines
• Etc..

8. How many system are in our
body?
There are 3 main system in our body are:-
• Circulatory system –
• Digestive system –
• Nervous system -

9. Thank you
Do have any quarries