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Q. No.Match the following group of organisms with their respective distinctive characteristics and select the correct option :
| Organisms | Characteristics | ||
| (a) | Platyhelminthes | (i) | Cylindrical body with no segmentation |
| (b) | Echinoderms | (ii) | Warm blooded animals with direct development |
| (c) | Hemichordates | (iii) | Bilateral symmetry with incomplete digestive system |
| (d) | Aves | (iv) | Radial symmetry with indirect development |
| (a) | (b) | (c) | (d) | |
| 1. | (iii) | (iv) | (i) | (ii) |
| 2. | (ii) | (iii) | (iv) | (i) |
| 3. | (iv) | (i) | (ii) | (iii) |
| 4. | (i) | (ii) | (iii) | (iv) |
Which of the following will be defining property of mammals?
1. They give birth to young ones
2. They nourish their young with milk
3. They have a uterus
4. They have a thick coat of hair
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What is common to the list of animals given in the box?
|
Sycon, Fasciola, Ancylostoma, Pheretima, Periplaneta, Carcharodon, Macropus |
| 1. | Monoecy | 2. | Internal fertilization |
| 3. | Oviparity | 4. | Triploblastic organization |
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- 1(current)
Q. No.
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