Q. Consider the following ocean deposits on ocean floor:
  1. Green muds
  2. Black muds
  3. Red muds
Which of the above is/are terrigenous deposit(s)?

Answer: 1, 2 & 3
Notes: The terrigenous deposits are mainly found on the continental shelves and slopes and mainly consist of sediments derived from wear & tear of the rock material, sand, mud, and silt carried to sea by rivers.