It explain the effects of water pollution

1. Effects of water pollution:
Grade: 7
Instructor: Zinah ALHarthi

2. What are the effects of water pollution?
• On animals
• On plants
• On humans

3. Effects on animals:
• Death on a wide range of aquatic and terrestrial animals.
• Low reproduction rate.
• Increase in cases of the disease.
• Imbalances that have been created in the secondary food
chains.

4. Effects on plants:
• The use of wastewater,
surface water and
groundwater contaminated
that cause crop
contamination.
• Also, transmission of the
disease to consumers and
farm workers.
• Deposition of harmful
chemicals in the soil, leading
to loss of soil fertility.

5. Effects on humans:
• The concentration of contaminants caused
by pesticides bioaccumulate through the
food chains secondary and tertiary.
• Diseases that arise as a result of water
pollution:
• Increase in cases of tumors
• Ulcers due to nitrate contamination
• Increased incidence of skin disorders
• Serious implications for the growing fetus
in pregnant women