Ambergris: A solid, waxy, combustible substance of immense value in the perfume industry as a fixative.
Formed in the digestive tract of the sperm whale (Physeter macrocephalus) as a protective intestinal secretion around the sharp, indigestible chitinous beaks of its primary prey: Squids and cuttlefishes.
Correct Option: Option 3 (Squid & Cuttlefishes).
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Q.7
Fish Processing Technology- ICAR JRF/SRF 2024 (Q.110)
MCQ (Single Correct)+4−1
The squalene was first discovered in liver oil of sea sharks by
In 1906, Japanese chemist Mitsumaru Tsujimoto isolated an unsaturated hydrocarbon from the liver oil of kuroko-zame (deep-sea dogfish shark) and determined its molecular formula, naming it squalene in 1916 after the shark genus Squalus.
Correct Option: Option 4 (Mitsumaru Tsujimoto).
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