Question 1 : The stomatal closure in plants at night, takes place to prevent the loss of

Question 2 : The basic functional and structural unit of human kidney is <br/>

Question 3 : Which of the following are about $$90\%$$ absorbed in the nephron?

Question 6 : Which of the following is not an accessory excretory organ of vertebrates?<br/>

Question 8 : Kidneys are not only organs of excretion.&#160;Their work is supplemented by

Question 9 : The conversion of protein waste, the ammonia into urea occurs mainly in

Question 12 : If liver from body is removed, then which component of&#160;blood will increase?<br/>

Question 13 : The removal of nitrogenous wastes from the body is carried out by

Question 16 : The 'Urinary System' of the human body consists of how many organs?

Question 18 : In uraemia, artificial kidney is used for removing accumulated waste products like urea by the process called<br>

Question 20 : The process of filtering of blood through an artificial kidney called as ............

Question 26 : State whether the following statements are true or false.<br>The smaller an animal, the higher would be its respiratory rate.

Question 28 : In rabbit, the opening of post caval in the right auricle isguarded by<br>

Question 31 : In an adult human, the length of the small intestineis about

Question 32 : Which of the following elements is needed as&#160;a component in cell membranes, nucleic acids and energy transfer?

Question 37 : The plants excrete $$CO_2$$ produced as a waste during ______ process in night time.

Question 38 : Which of the following pairs, the two terms represent the same thing?

Question 39 : What will be the primary adverse effect observed if our globlet cells become nonfunctional due to some reason?

Question 40 : State whether the following statements are true or false.<br>In the cells that line the lumen of the small intestine, gap junctions keep materials from the digestive tract from slipping between the cells and entering the tissues.

Question 41 : <table class="wysiwyg-table"><tbody><tr><td></td><td>Group A</td><td></td><td>Group B</td></tr><tr><td>1.</td><td>Bowman's capsule</td><td>A.</td><td>Bundle of blood capillaries seen in Bowman's capsule</td></tr><tr><td>2.</td><td>Glomerulus</td><td>B.</td><td>Renal dialysis</td></tr><tr><td>3.</td><td>Reabsorption</td><td>C.</td><td>Cup shaped upper end of nephron of kidney<br/></td></tr><tr><td>4.</td><td>Artificial kidney</td><td>D.</td><td>Marine and terrestrial animals</td></tr></tbody></table>

Question 42 : If the rate of translocation of food, is slow then&#160;the rate of photosynthesis will

Question 46 : Fastest distribution of some injectible material/medicine and with no risk of any kind can be achieved by injecting it into the

Question 47 : Assertion: In dialyzer, the plasma proteins of the blood cannot be filtered, but molecules like urea, uric acid, creatinine and ions can be filtered. Reason: The cellophane membrane, used in the dialyzer is permeable to micromolecules, but impermeable to macromolecules.

Question 49 : The main waste which passes into the dialysingsolution of a dialysis machine is

Question 50 : An artificial kidney is a device to remove nitrogenous waste products from the blood through