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प्रश्न
Which of the following have the highest number of species in nature?
पर्याय
Insects
Birds
Angiosperms
Fungi
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उत्तर
Insects
संबंधित प्रश्न
If you are given a specimen, what are the steps that you would follow to classify it?
Distinguish between intracellular and extracellular digestion.
What are the reasons that you can think of for the arthropods to constitute the largest group of the animal kingdom?
What is the exact difference between grades of organization and symmetry? Explain with examples.
Complete the following chart.
| Body cavity | Germ Layer | Phylum |
| Absent | ______ | Porifera |
| Absent | Triploblastic | ______ |
| Pseudocoelom | ______ | Aschelminthes |
| Present | ______ | Arthropoda |
Draw a neat and labelled diagram.
Jellyfish
The symmetry exhibited in cnidarians is ______.
Which of the following animals has a true coelom?
In Pheretima locomotion occurs with the help of ______.
Which of the following is a crustacean?
Match the following columns and select the correct option.
| Column – I | Column – II | ||
| (p) | Pila | (i) | Devil fish |
| (q) | Dentalium | (ii) | Chiton |
| (r) | Chaetopleura | (iii) | Apple snail |
| (s) | Octopus | (iv) | Tusk shell |
What are flame cells?
Body cavity is the cavity present between body wall and gut wall. In some animals the body cavity is not lined by mesoderm. Such animals are called ______.
Differentiate between a diploblastic and a triploblastic animal.
Provide appropriate technical term in the space provided.
Blood-filled cavity in arthropods ______.
Differentiate between open circulatory system and closed circulatory system
Complete the paragraph using proper words:
(Asymmetrical, Paramecium, Equal, imaginary, central, insects, rats, bird, three, unequal)
If body of any animal is cut through ______ axis of body, it may or may not produce two equal halves. Depending upon this property, there are different types of animal bodies. In the case of ______ body, there is no any such imaginary axis of the body through which we can get two equal halves. For example Amoeba, ______ some sponges. In radial symmetry type of body, if imaginary cut passes through central axis but any plane of body, it gives two ______ halves. For example Starfish. In case of this animal, there are five different planes passing through ______ axis of body through which we can get two equal halves. In Bilateral symmetry type of body, there is only one such imaginary axis of body through which we can get two equal halves. For example: ______ fishes, frog, birds, human, etc.
