Question

Oral Questions
(b) dissolv
Tick (✓) the correct answer:
1.Plants and oxygen use
to respire.
(a) dissolved oxygen
(c) dissolved nitrogen
(d) none o
When it rains heavily
, earth worms come out of the soil becaus
(a) they like rain
(b) no airi
(c) no food is left in the soil for them
(d) none
For burning of fuel, which of the following gas is necessary?
(b) nitrog
c) carbon
(a) oxygen​

Answer 1

Answer:

yes I am not sure if you have any questions

Answer 2

Answer:

1. dissolved oxygen

2. no air left in soil

3. oxygen