5. Why is the transportation of materials necessary in organisms?
6. What are open and closed circuits ?
Answers
Answered by
1
Answer:
Transport in organisms (plants and animals) is necessary as it absorbs allessential substances and transports them to all parts so that they reach each and every cell of the body.
Answered by
1
Answer:
(5) For releasing energy into the cell .Due to transportation of materials all part of the body can work properly.
(6) when key is closed, then the circuit is called closed circuit.
when the key is open then the circuit is called a open circuit.
Similar questions