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प्रश्न
Fill in the blank.
.................. do not have a backbone, while vertebrates have it.
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उत्तर
Invertebrates do not have a backbone, while vertebrates have it.
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संबंधित प्रश्न
Tick (✓) the appropriate answer:
Identify the aquatic animal with scaly skin which breathe with gills
Fill in the blank.
The backbone of vertebrates is made up of a number of small bones called .....................
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 |
Differentiate between
aves and mammals
State if the following statement is true or false. Correct the statement if it is false.
Insects belong to the amphibian group of animals.
Write a short answer.
What are invertebrates ?
Answer in detail.
Write a short note on annelids.
Answer in detail.
How do warm-blooded and cold-blooded animals differ?
Mention any one major similarity and one major difference in the following pairs of an animal:
Insects and Birds
Cyclostmes are ______.
