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प्रश्न
Differentiate between
warm-blooded and cold-blooded animals.
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उत्तर
| Warm-blooded | Cold-blooded animals | ||
| 1 | The temperature of the body of warm-blooded animals remains constant and does not change with the temperature of their surroundings. | 1 | The temperature of the body of cold-blooded animals changes with the temperature of their surroundings. |
| 2 | Examples: Birds, humans, dogs, etc. | 2 | Examples: reptiles, fish, frogs, etc. |
संबंधित प्रश्न
Give two examples of Amphibians:
Give two examples of Flatworms:
Write one difference between the following pair:
Arthropoda and Mollusca
Fill in the blank.
Most arthropods have a tough outer body covering called ..........................
Select the most appropriate answer.
Organs of excretion in annelids 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 |
Differentiate between
aves and mammals
Differentiate between
radially symmetrical and bilaterally symmetrical body
Find the odd one out. Give reason.
snake, alligator, eel, turtle
Write a short answer.
Give two examples of Platyhelminthes.
Answer in detail.
You are asked to classify an animal in the correct group. The animal has a soft body and arm-like tentacles. You dissect the animal and find that it has an internal shell. Is the animal a cnidarian or a mollusc? Explain your answer.
Mention any one major similarity and one major difference in the following pairs of an animal:
Snakes and Earthworms
Mention any one major similarity and one major difference in the following pairs of an animal:
Bat and Pigeon
Mention any one major similarity and one major difference in the following pairs of an animal:
Cuttlefish and Dogfish
Write two main characters of the following animal and name the phylum it belongs to: Cockroach
Name the phyla to which following animal belongs: Scorpion
Which is not a feature of chordates?
The notochord extends throughout the entire length of the body is ______.
What is the name of the bone which is filled with air?
