Write the most striking features of the following phyla:
$(i)$ Arthropoda
$(ii)$ Amphibia
$(iii)$ Porifera
$(i)$ Arthropoda
$(ii)$ Amphibia
$(iii)$ Porifera
(N/A) $(i)$ Arthropoda: They possess jointed appendages and a chitinous exoskeleton.
$(ii)$ Amphibia: They are adapted to live both in water and on land,and they typically have moist,glandular skin without scales.
$(iii)$ Porifera: They are multicellular organisms with a body characterized by numerous pores (ostia) and a canal system for water circulation.
$(ii)$ Amphibia: They are adapted to live both in water and on land,and they typically have moist,glandular skin without scales.
$(iii)$ Porifera: They are multicellular organisms with a body characterized by numerous pores (ostia) and a canal system for water circulation.
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Similar Questions
Identify the animal and plant groups having:
$(a)$ Animals without tissues,body bearing pores.
$(b)$ Plant body differentiated into roots,stems and leaves but do not produce seeds.
$(c)$ Body dorsoventrally flattened without coelom.
$(d)$ Segmented worms with true body cavity with extensive organ differentiation.
$(a)$ Animals without tissues,body bearing pores.
$(b)$ Plant body differentiated into roots,stems and leaves but do not produce seeds.
$(c)$ Body dorsoventrally flattened without coelom.
$(d)$ Segmented worms with true body cavity with extensive organ differentiation.
Medium
View SolutionOn the basis of the following features,identify the group and give one example of each:
$(i)$ Presence of notochord at some stage of life.
$(ii)$ Unicellular,microscopic,and eukaryotic.
$(iii)$ Seeds are enclosed in fruits.
$(i)$ Presence of notochord at some stage of life.
$(ii)$ Unicellular,microscopic,and eukaryotic.
$(iii)$ Seeds are enclosed in fruits.
Medium
View SolutionIdentify a member of the phylum Porifera.
Easy
View SolutionWhy are bryophytes called the amphibians of the plant kingdom?
Easy
View SolutionState reasons for the following:
$(a)$ Bryophytes are called amphibians of the plant kingdom.
$(b)$ Gymnosperms are called so (naked-seeded plants).
$(c)$ Birds have wings and feathers.
$(a)$ Bryophytes are called amphibians of the plant kingdom.
$(b)$ Gymnosperms are called so (naked-seeded plants).
$(c)$ Birds have wings and feathers.
Easy
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