- 1(current)
Q. No.The lungs shown in the given diagram belong to the respiratory system of:
| 1. | Amphibians | 2. | Reptiles |
| 3. | Birds | 4. | Mammals |
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 the number of animals, amongst the animals given in the box, that have both a four chambered heart and endothermy?
Crocodilus, Aptendoytes, Canis, Calotes, Struthio, Delphinus, Testudo, Icthyophis
| 1. | 3 | 2. | 4 |
| 3. | 5 | 4. | 6 |
| 1. | Penguin: Aptenodytes | 2. | Tortoise: Testudo |
| 3. | Platypus: Macropus | 4. | Angel fish: Pterophyllum |
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) |
Match each item in Column I with one item in Column II and select the correct match from the codes given:
| COLUMN I | COLUMN II | ||
| A | Largest marine animal phylum | P | Arthropoda |
| B | Largest animal phylum | Q | Mollusca |
| C | Largest vertebrate class | R | Pisces |
| D | Largest vertebrate endotherm class | S | Aves |
Codes
| A | B | C | D | |
| 1. | P | Q | R | S |
| 2. | Q | P | S | R |
| 3. | P | Q | S | R |
| 4. | Q | P | R | S |
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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| COLUMN I | COLUMN II | ||
| A. | Petromyzon | P | A jawless vertebrate |
| B. | Icthyophis | Q | A limbless amphibian |
| C. | Struthio | R | A flightless bird |
Codes
| A | B | C | |
| 1. | Q | R | P |
| 2. | Q | P | R |
| 3. | P | Q | R |
| 4. | P | R | Q |
- 1(current)
Q. No.
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