Go through the following statements
(i) haemoglobin is 50% satruated at arund 40-50 mm gh
(ii) maternal haemolgobin has greater afinity for `O_(2)` as compared to foetal haemoglobib
(iii) olfactory epithelium of nose is called scheniderian membrane
(iv) the level of `CO_(2)` has stronger effect on regulation of breathing as compard to `O_(2)` level
which of these are correct ?

Go through the following statements (i) haemoglobin is 50% satruated at arund 40-50 mmHg (ii) maternal haemolgobin has greater afinity for O_(2) as compared to fetal haemoglobin (iii) olfactory epithelium of nose is called scheniderian membrane (iv) the level of CO_(2) has stronger effect on regulation of breathing as compard to O_(2) level which of these are correct ? (a) i, iii & iv (b) ii & iii (c) i,ii & iii (d) iii & iv

Go through the following statements (i) the peripheral chemoreceptors for regulation of respiration are located in carotid veins and arch of aorta (ii) the primary effect of pneumotaxic centre is to control the switch off point of inspiratory signal and thus limit inspiraton (iii) the chemosensitve area for brain for respiratory control is highly sensitive to O_(2) concentration (iv) In case of fetal haemoglobin the oxygen haemoglobin dissociation curve is shifted toward left which of these are correct ? (a) i, ii & iv (b) ii and iv (c) ii, iii & iv (d) iii and iv

Go through the following statements (i) the peripheral chemoreceptors for regulation of respiration are located in carotid veins and arch of aorta (ii) the primary effect of penumotaxic centre is to control the switch off point of inspiratory signal and thus limit inspiraton (iii) the chemosensitve area fo brain for respiratory control is highly sensitive to O_(2) concentration (iv) i case of feital haemoglobin the oxygen haemoglobin dissociation curve is shifted toward left ltrbgt which of these ar correct ?

Go through the following statements (i) the peripheral chemoreceptors for regulation of respiration are located in carotid veins and arch of aorta (ii) the primary effect of penumotaxic centre is to control the switch off point of inspiratory signal and thus limit inspiraton (iii) the chemosensitve area fo brain for respiratory control is highly sensitive to O_(2) concentration (iv) i case of feital haemoglobin the oxygen haemoglobin dissociation curve is shifted toward left ltrbgt which of these ar correct ?

Go through the following statements (i) the peripheral chemoreceptors for regulation of respiration are located in carotid veins and arch of aorta (ii) the primary effect of penumotaxic center is to control the switch off point of inspiratory signal and thus limit inspiration (iii) the chemosensitve area for brain for respiratory control is highly sensitive to O_(2) concentration (iv) i case of fetal hemoglobin the oxygen hemoglobin dissociation curve is shifted toward left which of these are correct ?

Go through the following statements carefully i) Compared to many other organisms, bacteria as a group show the most extensive metabolic diversity. ii) Mycoplasma die in the absence of oxygen iii) Cyanobacteria often form blooms in polluted water bodies. iv) No pathogenic mycoplasma have been reported so far Which of these are correct? 1. (i), (ii) and (iii) 2. (i), (iii) 3. (ii), (iii) and (iv) 4. (iii) & (iv)

Consider the following statements conerning food chains (i) Removal of 80% tigers from an area resulted in greatly increased growth of vegetation (ii) Removal of most of the carnivores resulted in an increased population of deers (iii) The length of food chains is generally limited to 3 - 4 trophic levels due to energy loss (iv) The length of food chains may vary from 2 to 8 trophic levels Which two of the above statements are correct?

Consider the following statements conerning food chains (i) Removal of 80% tigers from an area resulted in greatly increased growth of vegetation (ii) Removal of most of the carnivores resulted in an increased population of deers (iii) The length of food chains is generally limited to 3 - 4 trophic levels due to energy loss (iv) The length of food chains may vary from 2 to 8 trophic levels Which two of the above statements are correct?