Question

Q4: Answer the following.
a) Why is ocean water not suitable for domestic use?
b) What happen if it rain for a long period and its ill effect?
c) How do human and plants get affected by insufficient rain Wall
d) Write three ways in which magnets can lose their magnetism.
e) Write three uses of magnets.
f) Name the process of getting rid of waste by living organisin.
g) What term is used for an animal which kills and eat other animal2
h) Name the term used of deep sleep by organism to escape from cold
weather.
i) Name the process by which living organism produced mor of their own
kind.

please answer one by one​

Answer 1

Answer:

plz mark as the brainliest

Explanation:

1. ocean water is salty and thus cant be used for domestic purposes
2. if it rains for a long time it causes floods in that area which can lead to blockage of sewer pipes undergrounds
3. humans need water for domestic uses but plants need water for survival so plants would die and it will have little impact on humans
4. by dropping , by heating , hammering
5. used in electromagnets , generators , motors of fans etc
6. excretion(removal of liquid waste) and egestion(removal of solid waste)
7. predator(which kills) and prey(being killed)
8. hibernation