Answer:
The correct answer will be option-C
Explanation:
Lead is a metal found in the Earth's crust which through human practices like using it in paints and other products cause lead poisoning in humans due to accumulation of lead in the body.
Lead poisoning can affect the child above 6 years and adults and prove harmful as its increased concentration can cause severe health problems common of which are the development of anaemia due to large consumption, brain damage, reduced mental growth and severe stomach ache.
Thus, Option-C is the correct answer.
Answer:
A relationship between unrelated organisms in which oneorganism get benefit and the other is not affected is known as commensalism.
Explanation:
In commensalism organism live in a symbiotic association. the best example is the growth of epiphytes on the top or surface of orchid plants. The epiphytes obtain nutrients from orhids while in return orchids have no benefit from epiphytic plants.
Answer:
D
Explanation:
Because if you look at the pattern and location of each shading you cant tell that they are the exact same. No 2 people have the same fingerprint hence that has to be from the same person.
Hope it helps
Answer:
I think that it's false
Explanation:
The reason is because there is a thing called a 'Water Cycle'. It is basically the continuous movement of water on the surface of the Earth.
P.S. if I get it wrong, forgive me
