engineering recuitment PGCIL Diploma Trainee Mock Test 2024 Environmental Engineering Water Treatment
Study the following statements and identify the correct combinations of statements.
Statements:
(A): Activated carbon filters are effective in removing organic compounds, chlorine, taste, and odour from water.
(B): Membrane filters use a combination of different types and sizes of media, such as sand, anthracite coal, and garnet, to improve the filtration process.
(C): Multimedia filters, such as microfiltration, ultrafiltration, nanofiltration, and reverse osmosis filters, use semi-permeable membranes to remove particles, bacteria, viruses, and dissolved solids from water.
(D): Filters commonly used in household water filtration systems and point-of-use devices to remove sediment, particles, and some contaminants are cartridge filters.
1
(A) TRUE, (B) TRUE, (C) TRUE, (D) TRUE
2
(A) TRUE, (B) FALSE, (C) TRUE, (D) FALSE
3
(A) TRUE, (B) FALSE, (C) TRUE, (D) TRUE
4
(A) TRUE, (B) FALSE, (C) FALSE, (D) TRUE