Classes of Animals MCQs with Answers

Scientifically, the common myna is called as _?

• A.Corvus splendens
• B.Passer domesticus
• C.Acridotheres tristis
• D.Columba livia

The main haemopoietic tissue in fish is _?

• A.Liver
• B.Kidney
• C.Spleen
• D.Bone marrow

The clade Lophotrochozoa includes ?

• A.Molluscs
• B.Annelids
• C.Flatworms
• D.All of these

What best describes the hind leg bones seen in the whale?

• A.Vestigial structures that had a function in an ancestor
• B.Adaptive structures used for deep-sea swimming
• C.Homologous structures shared with fish
• D.Embryonic structures that develop after birth

Water lungs are found in _?

• A.Only aquatic mammals
• B.Most of vertebrates
• C.All amphibians
• D.Most of invertebrates

Rhabditoid larva is found in _?

• A.Life cycle of ascaris
• B.Life cycle of tapeworm
• C.Life cycle of plasmodium
• D.Life cycle of entamoeba

Excretion in Enteropneusts may involve a series of blood tissues called the ?

• A.Glomerulus
• B.Nephridium
• C.Malpighian tubules
• D.Flame cells

Reproduction is very important for the survival of _?

• A.Individual
• B.Species
• C.Community
• D.Ecosystem

Archaeopteryx is a connecting link between _?

• A.Fish and amphibians
• B.Amphibians and reptiles
• C.Birds and mammals
• D.Reptiles and birds

What is the larval stage of gastropods called?

• A.Veliger
• B.Trochophore
• C.Planula
• D.Nauplius