Advertisements
Advertisements
Question
What do you mean by the term triploblastic animals? Give two example.
Solution
Triploblastic animals are those which have three germ layers in the embryo. The outer layer is called ectoderm, the inner layer is called endoderm and the middle layer is called mesoderm.
Examples: Animals of phylum Ctenophora, such as comb jelly and Venus's girdle.
Animals of phylum Platyhelmithes, such as Planaria and blood fluke.
APPEARS IN
RELATED QUESTIONS
How are the criteria for deciding divisions in plants different from the criteria for deciding the subgroups among animals?
Write one difference between the following pair:
Invertebrates and Vertebrates
What is difference between bilateral symmetry and radial symmetry?
What do you mean by the term coelomate animals? Give two examples.
Describe some flight adaptations of the birds.
Write down four general characters of cnidarians (coelenterates). Give two examples.
The animals (Kingdom Animalia) are mainly grouped under two categories
What are the group names of the following categories of animals?
Animals with a hairy skin ___________
Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Grasshopper-Wings, trachea, proboscis
Write two main characters of the following animal and name the phylum it belongs to: Whale
Write two main characters of the following animal and name the phylum it belongs to: Jelly fish
Write the name of oviparous mammal.
Fill in the blanks:
The excretory organs of platyhelminthes are ______.
Fill in the blanks:
Nephridia are the excretory organs of ______.
Fill in the blanks:
Dog fish belongs to phylum ______.
Choose the correct answer: Mosquito is included in insects because
Choose the correct answer: The animal of class pisces is
True (or) False. If false write the correct answer.
True nucleus is seen in prokaryotic cell.
Give scientific reasons.
Body temperature is not constant in amphibians.
