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Common characteristics found in chondric...

Common characteristics found in chondrichthyes and osteichthyes
a. Streamlined body
b. four pairs of gills
c. Two-chambered heart
d. Poikilothermous (cold-blooded)
e. Dioecious (sexes are separate)
f. Internal fertilisation

A

Three

B

Four

C

Five

D

Six

Text Solution

Verified by Experts

The correct Answer is:
B
Common characterstics found in chondrichthyes and osteichthyes:
a. Stremlined body
c. Two -chambered heart
d. Poikilothermous (cold-blooded)
e. Dioecious (sexes are separate).
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A2Z-ANIMAL KINGDOM-Section D : Chapter End Test
  1. Both Fresh water and marine water organisms are found in

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  2. Read the followign statements and find out the incorrect statement.

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  3. Common characteristics found in chondrichthyes and osteichthyes a. S...

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  4. How many among following characteristics are common in betweenr eptile...

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  5. Common characteristics found in between aves and mammals are a. Res...

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  6. Read the following statements and find out the incorrect statement.

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  7. The most unique mammalian characteristic is/are

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  8. Fill in the blanks a. In birds, air sacs connected to 1supplement re...

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  9. Read the following statement a. Teeth are backwardly directed b. T...

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  10. Match the columns I, II and III and choose the correct combination fro...

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  11. Read the following statement and find out the incorrect statement.

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  12. Which is absent in leech?

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  13. The infective stages of sheep's liver fluke for the 1^(@) and 2^(@) ho...

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  14. The correct order of larval stages in fasciola heptica is as follows

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  15. Which one assists in locomotion?

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  16. Which of the following is commonly called 'pinworm','seatworm' or chun...

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  17. Lack of nematocysts/cnidoblasts, presence of colloblast and biradial s...

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  18. Enterocoelom is found in

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  19. Animals in which anus is formed by blastopore are

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  20. Whch of the following is/are poikilothermic?

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