Differenciate among if they are voluntary or involantary:
i. Jumping of a frog
ii. Pumping of a heart
iii. writing with hands
iv. moving of chocolate in ypu intestine
b. Why are xylem and pholem called complex permenant tissue?
Plz answer properly if you know or else dont say anything
Answers
Answer:
i) voluntary
ii) involuntary
iii) voluntary
iv) involuntary
b) Xylem and phloem are known as complex tissues as they are made up of more than one type of cells. These cells work in a coordinated manner, as a unit, to perform the various functions of the xylem and phloem.
Explanation:
i) a frog CAN control when and in which direction it will jump.
ii) no matter how much one tries, one can't control the pumping of one's heart.
iii) the muscles, bones etc. used for writing are under our control.
iv) we cannot control our digestive processes after swallowing and before excreation.
P.S. a) voluntary actions are ones which are under an individual's control.
b) involuntary actions are not under an individual's control.
c) all skeletal muscles i.e. muscles connected to bones are used for voluntary actions.
d) all visceral organs are involuntary.
Hope this helps!
Have a nice day!
A. Rosea *=*
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