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प्रश्न
Write a short answer.
What are invertebrates ?
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उत्तर
Invertebrates are animals without a backbone, e.g. Insects, worms.
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संबंधित प्रश्न
Fill in the blank.
.................. do not have a backbone, while vertebrates have it.
Select the most appropriate answer.
Organs of excretion in annelids are
Select the most appropriate answer.
Scorpions and spiders are
Select the most appropriate answer.
Milk in the body of mammals is produced by
Differentiate between
flatworms and roundworms
Find the odd one out. Give reason.
snail, oyster, earthworm, octopus
Answer in detail.
Write two characteristics of birds.
Answer in detail.
How will you classify animals according to the food they eat?
On the basis of characteristics given below, name the phyla: Unicellular, microscopic animals.
On the basis of characteristics given below, name the phyla: Soft bodies, muscular foot, calcareous shell and presence of mantle.
