Advertisements
Advertisements
प्रश्न
Give reason for the following.
What happens to the body temperature of a fish when the temperature of water drops?
Advertisements
उत्तर
Since fish are cold-blooded animals, the temperature of their body also drops when the temperature of water drops.
APPEARS IN
संबंधित प्रश्न
Fill in the blank.
...................... live in the digestive tract of many vertebrates including human beings.
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
insects and crustaceans
Answer in detail.
Write two characteristics of the reptiles.
Answer in detail.
How will you classify animals according to the food they eat?
Which ones of the following animals are invertebrates?
Housefly, Silverfish, Trout, Jellyfish, Whale, Penguin, Lizard and Sponge
Given below is an animal followed by three terms or features. Underline the term which does not match with the animal.
Fish - Gills, paired fins, ear drum
Name the phyla to which following animal belongs: Scorpion
List the integumentary glands of mammals.
What are pneumatic bones?
