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Biology |
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| 241)Which one of the following has capillary system? | |||
| Gastropods | Insects | ||
| Cephalopods | Crutaceans | ||
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| 242)Which one of the following is not a feature of open type circulatory system? | |||
| Well regulated blood supply to different organs | Low pressure system | ||
| Non-formation of capillaries | Blood returns to the heart slowly | ||
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| 243)The dorsal chamber of haemocoel of cockroach is called | |||
| peritoneal sinus | pericardial sinus | ||
| perivisceral sinus | perineural sinus | ||
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| 244)The triangular muscles pair present in either side of heart of cockroach is called | |||
| Intercostal muscles | Phrenic muscles | ||
| Tergostemal muscles | Alary muscles | ||
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| 245)Not a function of blood in cockroach | |||
| Reservoir of water | Transportation of gases | ||
| Maintain hydrostatic pressure | Transportation of nutrients | ||
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| 246)In cockroach, the anterior end of heart opens into | |||
| Head sinus | Perivisceral sinus | ||
| pericardial sinus | perineural sinus | ||
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| 247)In which one of the following single type of blood circulation is found? | |||
| Man | Frog | ||
| Lizard | Fish | ||
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| 248)In fish the heart receives deoxygenerated blood from all over the body except | |||
| forelimbs | fins | ||
| gills | hindlimbs | ||
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| 249)Point out the odd one from the following | |||
| Snails and mussels | Frog and snails | ||
| Prawns and insects | Prawns and mussels | ||
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| 250)Blood is red but no RBC are found in | |||
| Rabbit | Man | ||
| Earthworm | Frog | ||
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| 251)One litre blood is drawn out of five litres from a man's body. How much blood left in the man's body next day? | |||
| 4 litres | 4.5 litres | ||
| 3 litres | 5 litres | ||
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| 252)Ringer solution contains | |||
| Sodium and potassium ions | Iodine and common salt | ||
| Water and acid fuchsin | Acetic acid and wax | ||
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| 253)If RBCs are placed in distilled water the corpuscles will | |||
| Increase in number | Burst | ||
| Stick to each other | Shrink | ||
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| 254)If glucose is to be injected in human blood the property to be matched with glucose is | |||
| viscocity | sugar group | ||
| dencsity | osmotic potential | ||
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| 255)Mammals have biconcave RBC.The physiological use for it is | |||
| that they can be packed like coins | to increase the surface area | ||
| more haemoglobin can be accommadated | none of these | ||
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