Classification ...

Which of the following organisms are called invertebrates?

Which of the following is the characteristic feature of poriferans?

Which of the following organisms form shells over their bodies?

Which of the following is not an echinoderm?

Which of the following organisms possess flattened bodies?

Which of the following organisms causes 'elephantiasis' in humans?

Study the classification chart given below. On what basis are the animals grouped?

An organism X is a tube-shaped, segmented worm found in the phylum Annelida. It is commonly found in soil, feeding on live and dead organic matter. It's digestive system runs through the length of its body. It conducts respiration through its skin. Identify 'X'.

Which of the following is not a characteristic feature of annelids?

Which of the following organisms is not an arthropod?

Which of the following organisms possess jointed legs?

The diagram given below shows two organisms A and B belonging to Phylum Arthopoda.


Choose the option which is incorrect about A and B.

Which of the following is not a characteristic feature of `Pisces`?

Which of the following cannot survive outside the water?

Which of the following organisms can live both on land and water?

Which of the following are warm-blooded organisms?

Which among the following is not an amphibian?

Which of the following is not a characteristic feature of reptiles?

Which of the following organisms does not possess a four chambered heart?

Which of the following reptiles has a four chambered heart?