Question
  1. Study the given structure carefully and label the parts given as A, B, C, D and E.
  2. Give one major function of each of these.

Answer

  1.  

A - Afferent arteriole.

B - Proximal convoluted tubule.

C - Glomerulus.

D - Loop of Henle.

E - Collecting duct.

  1. Following are the functions of each above mentioned part.

A - Carry blood to glomerulus for ultrafiltration.

B - Selective reabsorption of useful substances.

C - Ultrafiltration of blood.

D - Maintenance of the high osmolarity of medullary interstitial fluid.

E - Reabsorption of water to form hypertonic urine.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Give comparison between the following:
Cyclic and non-cyclic photophosphorylation
In which segment does the following structures lies in the earthworm's body?
  1. Spermathecae.
  2. Pharynx.
  3. Gizzard.
  4. Intestine.
  5. Septal nephridia.
  6. Ovary.
  7. Testes.
  8. Typhlosole.
  9. Lateral heart.
  10. Pharyngeal nephridia.
Describe the important steps in muscle contraction.
Akshita who is a biology tutor was teaching photosystems to the students at her place. While explaining the topic light reaction said that, "Two of the three products of light reaction, ATP and NADPH are used to drive the reactions in the biosynthetic/dark phase." It has been verified by the fact that immediately after light becomes unavailable, the biosynthetic phase continues for some time and then stops; if light becomes available again, the process continues.
Her brother, student of class XI was also listening the same and was remembering that he had listened the same from his biology teacher also. He interupped her sister and asked her to re-explain the whole process for the better understanding.
  1. What are the products of light reaction?
  2. Can we say that calling the biosynthetic phase, dark reaction is a misnomer? Justify.
  3. Name the first stable product of photosynthesis.
  4. What value you learn from this phenomenon if applied in daily life?
Describe the economic importance of seedless vascular plants as:
  1. Food source.
  2. Soil erosion.
  3. Biofertiliser.
  4. Drugs.
  5. Ornamental plants.
Write short note on cochlea.
Explain the digestive system of cockroach with the help of a labelled sketch.
What are the benefits of a five kingdom classification over a two kingdom classification?
Differentiate between the following:-
Red algae and brown algae
Fill up the blank spaces appropriately:
Phylum/ Class
Excretory Organ
Circulatory Organ
Respiratory Organ
Arthropoda
-
-
Lungs/ Gills/ Tracheal System
-
Nephridia
Closed
Skin/parapodia
-
Metanephridia
Open
-
Amphibia
-
Closed
Lung