Multiple choice

Match List I (Ocean Deposit of organic Remain) with List II (Origin of organic Remain) and select the correct answer using the code given below the Lists:

List I List II

A. Neritic remains 1. Shells of planktonic molluses

B. Pelagic remains 2. Microscopic plant shells

C. Pteropod ooze 3. Dead skeletons of marine animals and plants

D. Diatom ooze 4. A type of algae

5. Shells of various foraminifera

  1. (A) 1 (B) 4 (C) 5 (D) 2

  2. (A) 3 (B) 2 (C) 1 (D) 4

  3. (A) 1 (B) 2 (C) 5 (D) 4

  4. (A) 3 (B) 4 (C) 1 (D) 2
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Neritic remains (A) are from dead skeletons of marine animals and plants (3). Pelagic remains (B) are shells of various foraminifera (4). Pteropod ooze (C) contains shells of planktonic molluscs (1). Diatom ooze (D) is composed of microscopic plant shells/diatoms (2), which are a type of algae (4).

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