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प्रश्न
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 |
विकल्प
p – (ii), q – (i), r – (iii), s – (iv)
p – (iii), q – (iv), r – (ii), s – (i)
p – (ii), q – (iv), r – (i), s – (iii)
p – (i), q – (ii), r – (iii), s – (iv)
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उत्तर
p – (iii), q – (iv), r – (ii), s – (i)
संबंधित प्रश्न
What is the difference between direct and indirect development?
Complete the following chart.
| Body cavity | Germ Layer | Phylum |
| Absent | .......... | Porifera |
| Absent | Triploblastic | .......... |
| Pseudocoelom | .......... | Aschelminthes |
| Present | .......... | Arthropoda |
Write the correct co-relation:
Annelida: Earthworm :: Platyhelminthes: _______
The largest division of the living world is ______.
Species is the ______ unit of classification.
The symmetry exhibited in cnidarians is ______.
In Pheretima locomotion occurs with the help of ______.
Compare Schizocoelom with enterocoelom.
Identify the structure that the archenteron becomes in a developing animal.
What are flame cells?
______ was a greek philosopher who classified animals.
In which of the following the notochord is present only in embryonic stages?
Examine the figures of diploblastic (i) and triploblastic (ii) organization in animals given below and identify the labelled parts A to D.
In some animal groups, the body is found divided into compartments with serial repitition of at least some organs. This characteristic feature is called ______.
Identify the phylum in which adults exhibit radial symmetry and larva exhibit bilateral symmetry.
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.
