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प्रश्न
Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Monkey - External ear, sweat glands, lateral line.
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उत्तर
Monkey - External ear, sweat glands, lateral line
संबंधित प्रश्न
Give names of two animals which are found as parasites inside the human intestine.
Write one difference between the following pair:
Platyheminthes and Nematoda
Fill in the blank.
................. is an example of a crustacean.
Select the most appropriate answer.
Bones with large air cavities are present in
a. cnidarians.
b. fish.
c. annelids.
d. birds.
Select the most appropriate answer.
Milk in the body of mammals is produced by
Match the following.
| Group | Characteristics | ||
| 1. | Molluscs | a. | Feed milk to young ones, warm-blooded |
| 2. | Spongers | b. | bag-like body with tentacles around the opening |
| 3. | Flatworms | c. | fins, gills and cold-blooded |
| 4. | mammals | d. | body with large opening and many small pores all over |
| 5. | Fish | e. | jointed legs, exoskeleton |
| 6. | cnidarians | f. | have only one opening |
| 7. | arthropods | g. | hard shell, soft body |
| h. | cylindrical, unsegmented body with mouth at one end and anus at the posterior end |
Write a short answer.
What are invertebrates ?
Cyclostmes are ______.
What is the sub-phylum of prochordates?
What is the unique feature of chordates?
