Back to AI Flashcard MakerBiology /Biology NEET - XI: Chapter 4: Animal Kingdom Part 1

Biology NEET - XI: Chapter 4: Animal Kingdom Part 1

Biology25 CardsCreated about 2 months ago

This flashcard deck covers key concepts from Chapter 4 of the Biology NEET syllabus, focusing on the Animal Kingdom. It includes questions on body organization, phylum characteristics, and unique features of specific animal groups.

Which level of body organisation do Platyelminthes show?

Organ level
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Key Terms

Term
Definition
Which level of body organisation do Platyelminthes show?
Organ level
In which phylum did organ system level body organisation first appear?
Aschelminthes
What is present between the ectoderm and endoderm of Coelenterates?
Mesoglea
In most animals, what is coelom lined by?
Mesoderm
How is the mesoderm present in animals which do not have mesoderm lined coelom?
Mesoderm is present as pouches between ectoderm and endoderm. (pseudocoelom)
Which phylum of animals is acoelomate?
Platyhelminthes

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TermDefinition
Which level of body organisation do Platyelminthes show?
Organ level
In which phylum did organ system level body organisation first appear?
Aschelminthes
What is present between the ectoderm and endoderm of Coelenterates?
Mesoglea
In most animals, what is coelom lined by?
Mesoderm
How is the mesoderm present in animals which do not have mesoderm lined coelom?
Mesoderm is present as pouches between ectoderm and endoderm. (pseudocoelom)
Which phylum of animals is acoelomate?
Platyhelminthes
What is the transport system of porifera called?
Water canal system
What are the minute pores on body of porifera called?
Ostia
From where does the water exit in porifera?
Osculum
What lines the spongocoel and canals in porifera?
Choanocytes
What type of digestion is present in poriferans?
Intracellular
What type of fertilisation is found in sponges?
Internal and indirect
Name a freshwater sponge.
Spongilla
Which sponge is called the bath sponge?
Euspongia
Which is a symmetrical sponge?
Sycon
Which cells are present on the tentacles of coelenterates?
Cnidoblast
What is the stinging capsule in coelenterates called?
Nematocyst
Where is the stinging capsule present in coelenterates?
Cnidoblast
What is the gastrovascular cavity of coelenterates called?
Hypostoma
What type of digestion is found in coelenterates?
Intracellular and extracellular
What is the skeleton of corals formed of?
Calcium carbonate
Which body form does Adamsia have?
Polyp
What is metagenesis?
The alternation of generation in animals (in coelenterates, from polyp to medusa to polyp stage).
What kind of reproduction do polyps (coelenterates) undergo to form medusa?
Asexual reproduction
What kind of reproduction do medusa undergo to form polyp?
Sexual reproduction