Question 1 :
The conversion of protein waste, the ammonia into urea occurs mainly in

Question 2 :
The process of filtering of blood through an artificial kidney called as ............

Question 5 :
In uraemia, artificial kidney is used for removing accumulated waste products like urea by the process called<br>

Question 9 :
If liver from body is removed, then which component of&#160;blood will increase?<br/>

Question 10 :
The 'Urinary System' of the human body consists of how many organs?

Question 11 :
Choose the correct answers from the following given.<br>Which of the following is not an excretory organ?

Question 12 :
The time interval between the closure of semilunar valve and the closure of AV valve is _____________.

Question 20 :
Assertion: During the hydrolysis of typical chemical bond about 3000 calories per mole are liberated Reason: ATP also yields about 3000 calories per mole after the release of any one of the two terminal phosphates

Question 24 :
If the rate of translocation of food, is slow then&#160;the rate of photosynthesis will

Question 25 :
In order to study blood circulation in rat, capillaries are observed in

Question 26 :
Choose the correct answer from the alternatives given.<br>Humanblood passes from the inferior vena cava into thediastolic right atrium of the heart<br>because of:

Question 28 :
State whether the following statements are true or false.<br>Semilunar valves open during the ventricular diastole.

Question 29 :
The separation of macromolecules from molecules and ions can be accomplished by

Question 30 :
Which of the following valves are placed between the right auricle and right ventricle in the mammalian heart?<br/>

Question 31 :
Read the following statement and select the correct option.<br><b>Statement 1</b> : When the urine moves through the descending limb, it becomes hypertonic to blood plasma and as it passes through are ascending limb, of Henle's loop it becomes hypotonic to blood plasma.<br><b>Statement 2 : </b>The descending limb is permeable to sodium ions, while the ascending limb is impermeable to sodium ions.

Question 36 :
When the guard cells swell due to the entry of water, the stomata gets .................. due to the osmotic potential.<br/>

Question 42 :
Fastest distribution of some injectible material/medicine and with no risk of any kind can be achieved by injecting it into the

Question 43 :
Which one of the following sets of animals produces the same substance as their chief excretory product?

Question 44 :
Tendon like cords extending between atrioventricular valves and papillary muscles in the heart of rabbit are<br>

Question 45 :
As absorbed water passes towards vascular cylinder, it must enter the cytoplasm of

Question 46 :
Choose the correct answer from the alternatives given.<br>The valve between theleft atrium and left ventricleis:

Question 49 :
State whether the following statements are true or false.<br>Unlike capillaries, arteries and veins lack an endothelium.