Which one of the following fishes does not belong to class osteichthyes ?

Which one of the following fishes does not belong to class osteichthyes ?
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Which one of the following fishes does not belong to class osteichthyes ? A. Hippocampus B. Labeo C. Torpedo D. Exocoetus
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How different are the swimming strategies in osteichthyes and in chondrichthyes? Why do sharks need to agitate their body to swim while bony fishes do not?

Description : How different are the swimming strategies in osteichthyes and in chondrichthyes? Why do sharks need to agitate their body to swim while bony fishes do not?

Last Answer : Bony fishes have a specialized organ called a gas bladder, or swim bladder, whose interior can be filled with gas liberated from gas glands. The swim bladder works as a hydrostatic organ since ... helps to reduce their body density relative to water. Fish Facts - Image Diversity: swim bladder

Class Osteichthyes

Description : Class Osteichthyes

Last Answer : CALIFORNIA HALIBUT (Paralichthys californicus)  Habitat: Sandy bottoms to 60 m from Washington to Baja California. Size: 1.5 m (5 ft) and 72 lbs Position in food web: Carnivorous: ... be identified by the three yellow vertical bars on the mid-body Relatives: Numerous species of perch

Difference between Chondrichthyes and Osteichthyes. -Biology

Description : Difference between Chondrichthyes and Osteichthyes. -Biology

Last Answer : answer:

Distinguish between Chondrichthyes and Osteichthyes.

Description : Distinguish between Chondrichthyes and Osteichthyes.

Last Answer : Distinguish between Chondrichthyes and Osteichthyes.

How different are fecundation in osteichthyes and in chondrichthyes?

Description : How different are fecundation in osteichthyes and in chondrichthyes?

Last Answer : In chondrichthyes fecundation is internal by means of copulation. In osteichthyes fecundation generally is external and the gametes are released in the water, where they can fecundate their counterpart and form the zygote.

From which features do condrichthyes and osteichthyes get these names?

Description : From which features do condrichthyes and osteichthyes get these names?

Last Answer : Chondros means cartilage, ictis means fish (both from the Greek); the name chondrichtians is for fishes with cartilaginous endoskeleton. The name osteichthyes comes from the existence of a bony ... osteo means bone, from the Greek too). Fish Facts - Image Diversity: chondrichthyes osteichthyes

Identify the vertebrate group of animals characterised by crop and gizzard in its digestive system. (a) Amphibia (b) Reptilia (c) Aves (d) Osteichthyes

Description : Identify the vertebrate group of animals characterised by crop and gizzard in its digestive system. (a) Amphibia (b) Reptilia (c) Aves (d) Osteichthyes

Last Answer : (c) Aves

Match the following columns and select the correct option. Column-I Column-II (A) 6-15 pairs of gill slits (i) Trygon (B) Heterocercal caudal fin (ii) Cyclostomes (C) Air bladder (iii) Chondrichthyes (D) Poison sting (iv) Osteichthyes(A) (B) (C) (D) (a) (ii) (iii) (iv) (i) (b) (iii) (iv) (i) (ii) (c) (iv) (ii) (iii) (i) (d) (i) (iv) (iii) (ii)

Description : Match the following columns and select the correct option. Column-I Column-II (A) 6-15 pairs of gill slits (i) Trygon (B) Heterocercal caudal fin (ii) Cyclostomes (C) Air bladder (iii) Chondrichthyes (D) Poison sting (iv) Osteichthyes ... (i) (ii) (c) (iv) (ii) (iii) (i) (d) (i) (iv) (iii) (ii)

Last Answer : (a) (ii) (iii) (iv) (i)

Identify the vertebrate group of animals characterized by crop and gizzard in its digestive sytstem. (1) Amphibia (2) Reptilia (3) Aves (4) Osteichthyes

Description : Identify the vertebrate group of animals characterized by crop and gizzard in its digestive sytstem. (1) Amphibia (2) Reptilia (3) Aves (4) Osteichthyes

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