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Q441.
The level of organization seen in Sponges is described as?
[Animal-Kingdom] [class-xi]
Correct option: A [ Cellular ]
Remark: Sponges (Porifera) exhibit the cellular level of organization. Although they are multicellular, their cells are not organized into true tissues or organs.
Q442.
Which of the following is commonly known as the Portuguese man of war?
[Animal-Kingdom] [class-xi]
Correct option: B [ Physalia ]
Remark: Physalia is a Cnidarian commonly known as the Portuguese man of war. It is a colonial organism known for its painful sting.
Q443.
Adamsia is commonly known as?
[Animal-Kingdom] [class-xi]
Correct option: A [ Sea Anemone ]
Remark: Adamsia is a genus of sea anemones. They are polyp forms of Cnidarians often found in symbiotic relationships with hermit crabs.
Q444.
Pennatula is commonly referred to as?
[Animal-Kingdom] [class-xi]
Correct option: B [ Sea Pen ]
Remark: Pennatula is a colonial Cnidarian that resembles a quill pen, earning it the common name Sea Pen.
Q445.
Gorgonia is commonly known as?
[Animal-Kingdom] [class-xi]
Correct option: A [ Sea Fan ]
Remark: Gorgonia is a genus of soft corals commonly known as Sea Fans due to their fan-like branching structure.
Q446.
Meandrina is commonly known as?
[Animal-Kingdom] [class-xi]
Correct option: A [ Brain Coral ]
Remark: Meandrina is a genus of corals known as Brain Coral because their spherical, grooved surface resembles a mammalian brain.