Advertisements
Advertisements
प्रश्न
Answer in detail.
Write two characteristics of the reptiles.
Advertisements
उत्तर
Two characteristics of Reptiles :
- They are land animals with dry scaly skin on the body.
- They breathe through the lungs.
APPEARS IN
संबंधित प्रश्न
Write one difference between the following pair:
Arthropoda and Mollusca
Select the most appropriate answer.
Scorpions and spiders are
Fill in the blank.
The animals without a backbone whose body is soft and often covered by a hard shell are .................
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 |
State if the following statement is true or false. Correct the statement if it is false.
Arthropods have a soft, outer covering called endoskeleton.
Write a short answer.
Write two examples of myriapods.
Answer in detail.
How do fish exchange gases?
Which group of animals have following characteristics: Body soft, covered by mantle and a calcareous shell.
______ formed during embryonic development.
Write a note on mammals.
