Which of the following fishes contained lungs?

✅ D. 6 Bio-elements

Option A: 16 Bio-elements Option B: 12 Bio-elements Option C: 10 Bio-elements Option D: 6 Bio-elements Correct Answer : 6 Bio-elements Read more

✅ B. Heterotroph

Option A: Autotroph Option B: Heterotroph Option C: Parasite Option D: Saprophyte Correct Answer : Heterotroph Read more

✅ B. Metacarpals

Option A: Carpals Option B: Metacarpals Option C: Phalanges Option D: Metatarsals Correct Answer : Metacarpals Read more

✅ B. K+

Option A: Na+ Option B: K+ Option C: Cl- Option D: PO4-2 Correct Answer : K+ Read more

✅ B. Integuments

Option A: Sporangium Option B: Integuments Option C: Ovule Option D: Pericarp Correct Answer : Integuments Read more

✅ C. Blood pressure

Option A: Stroke volume Option B: Cardiac output Option C: Blood pressure Option D: Blood flow Correct Answer : Blood pressure Read more

✅

Option A: Muscles Option B: Hydrostatic skeleton Option C: Parapodia Option D: Setae Correct Answer : Parapodia Setae Read more

✅ A. Protein

Option A: Protein Option B: Amino acid derivative Option C: Polypeptide Option D: Steroid Correct Answer : Protein Read more