मराठी
महाराष्ट्र राज्य शिक्षण मंडळएस.एस.सी (इंग्रजी माध्यम) इयत्ता १० वी

Complete the following chart. Body cavity Absent Absent Pseudocoelom Present Germ Layer .......... Triploblastic .......... .......... Phylum Porifera .......... Aschelminthes Arthropoda

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प्रश्न

Complete the following chart.

Body cavity Germ Layer Phylum
Absent .......... Porifera
Absent Triploblastic ..........
Pseudocoelom .......... Aschelminthes
Present .......... Arthropoda
तक्‍ता पूर्ण करा
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उत्तर

Body cavity Germ Layer Phylum
Absent Diploblastic Porifera
Absent Triploblastic Platyhelminthes
Pseudocoelom Triploblastic Aschelminthes
Present Triploblastic Arthropoda
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पाठ 6: Animal Classification - Exercises [पृष्ठ ७६]

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बालभारती Science and Technology 2 [English] Standard 10 Maharashtra State Board
पाठ 6 Animal Classification
Exercises | Q 8. | पृष्ठ ७६

संबंधित प्रश्‍न

If you are given a specimen, what are the steps that you would follow to classify it?


What is the difference between direct and indirect development?


What are the reasons that you can think of for the arthropods to constitute the largest group of the animal kingdom?


Label the body organization of human in the following figure:


Draw a neat and labelled diagram.

Jellyfish


Species is the ______ unit of classification. 


In Pheretima locomotion occurs with the help of ______.


Match the following columns and select the correct option.

  Column – I   Column – II
(p) Pila (i) Devil fish
(q) Dentalium (ii) Chiton
(r) Chaetopleura (iii) Apple snail
(s) Octopus (iv) Tusk shell

Compare Schizocoelom with enterocoelom.


Observe the animal below and answer the following questions.

  1. Identify the animal.
  2. What type of symmetry does this animal exhibit?
  3. Is this animal Cephalized?
  4. How many germ layers does this animal have?
  5. How many openings does this animal’s digestive system have?
  6. Does this animal have neurons?

Choose the term that does not belong in the following group and explain why it does not belong?

Notochord, cephalisation, dorsal nerve cord and radial symmetry.


What are flame cells?


______  was a greek philosopher who classified animals.


In which of the following the notochord is present only in embryonic stages?


Examine the figures of diploblastic (i) and triploblastic (ii) organization in animals given below and identify the labelled parts A to D.


Body cavity is the cavity present between body wall and gut wall. In some animals the body cavity is not lined by mesoderm. Such animals are called ______.


Identify the phylum in which adults exhibit radial symmetry and larva exhibit bilateral symmetry.


Differentiate between a diploblastic and a triploblastic animal.


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