Question

1. Onion is a natural indicator.

2. For parallel connection of three resistors I= I1 + I2 + I3

3. Copper does not react with HCl.

4. Man-made substance are there in biodegradable substance.
true or false​

Answer 1

Answer:

1) True

2) I am not sure but I think it's true

3)True

4True

Answer 2

Answer:

ans)1.true

2.false

3.true

4.true