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प्रश्न
Give examples for the following
Open circulatory system is found in ______ where coelomic cavity is filled with blood.
उत्तर
arthropods (e.g. cockroach) and molluscs (e.g. Pila)
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संबंधित प्रश्न
Will advanced organisms be the same as complex organisms? Why?
Characters of a phylum are given below. Read those carefully and answer the questions.
a. Spines of calcium carbonate are present on the body.
b. These animals are exclusively marine.
c. They perform the locomotion with the help of tube feet.
d. Their skeleton is made up of calcareous plates or spicules.
i. Animals of which phylum show the above characters?
ii. Give an example from that phylum.
iii. These animals can be classified with the help of which criteria of new system of animals classification?
Why the bryophytes are called as amphibians of kingdom plantae?
Write down two disadvantages of two kingdom classification.
With the help of flow chart depict five kingdoms classification.
What is the need for classification?
Give advantages of classification of animals.
Write the levels of classification.
Skeleton is made entirely of cartilage in
Complete the flow chart.
