The body of an adult lies more or less parallel to the surface in Culex where as in Anopheles the body lies at an angle of 45° to the surface.

Correct Option: B

The body of an adult lies more or less parallel to the surface in Culex where as in Anopheles the body lies at an angle of 45° to the surface.

Star fish belongs to the class – Asteroidea.

Correct Option: A

Star fish belongs to the class – Asteroidea.

Class Cephalopoda of the phylum Mollusca has well developed eyes and resemble vertebrate eyes e.g., Octopus, Sepia etc.

Correct Option: D

Class Cephalopoda of the phylum Mollusca has well developed eyes and resemble vertebrate eyes e.g., Octopus, Sepia etc.

Silver fish (Insecta), scorpion (Arachnida); crab (Crustacea) and honey bee (Insecta) all belong to phylum Arthropoda which is characterized by the presence of jointed appendages. Poison gland occur only in scorpion. Compound eyes and metamorphosis are the characteristic of insects.

Correct Option: C

Silver fish (Insecta), scorpion (Arachnida); crab (Crustacea) and honey bee (Insecta) all belong to phylum Arthropoda which is characterized by the presence of jointed appendages. Poison gland occur only in scorpion. Compound eyes and metamorphosis are the characteristic of insects.

Hirudinaria (leech), does not possesses setae or parapodia for locomotion. Its posterior sucker helps in locomotion.

Correct Option: D

Hirudinaria (leech), does not possesses setae or parapodia for locomotion. Its posterior sucker helps in locomotion.