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प्रश्न
One of the following sets of body parts or substances or processed, pick out the one item which overall includes the remaining foir.
CO2, bile pigments, water, excretion, urea.
उत्तर
Excretion
APPEARS IN
संबंधित प्रश्न
Henle’s loop plays an important role in concentrating the urine.
Name the following:
Cortical portions projecting between the medullary pyramids in the human kidney.
A healthy adult human excretes (on an average) _______ gm of urea/day.
State if the following statement is true or false. Correct the statement if it is false.
The organs that help our body to get rid of the waste are called respiratory organs.
Differentiate between the following pairs of term :
Urea and urine
State the Location: Urinary bladder
Column 2 is a list of items related to ideas in Column 1. Match the term in Column 2 with the suitable idea given in Column 1.
| Column 1 | Column 2 | ||
| i | Liver | a | basic unit of the brain |
| ii | Ova | b | stimulated by light |
| iii | Alveoli | c | deoxygenated blood |
| iv | Cochlea | d | part of the sclera |
| v | Vein | e | haploid cell |
| vi | Neuron | f | blind sacs |
| vii | Stomata | g | found in the kidney |
| viii | Grana | h | audio receptors |
| i | diffusion of gases | ||
| j | breakdown of proteins | ||
| k | diploid cell | ||
How many kidneys do we have?
In between the two adjacent renal pyramids, ..A ... is present. Identify A
Kidneys are vital organs for survival. Several factors like infections, injury or restricted blood flow to kidneys reduce the activity of kidneys. This leads to the accumulation of poisonous wastes in the body, which can even lead to death. In case of kidney failure, an artificial kidney can be used. An artificial kidney is a device to remove waste products from the blood through dialysis.
i. a. Name the artery that brings oxygenated blood to the kidney.
b. Name the cluster of the thin-walled blood capillaries present in the Bowman's capsule.
ii. In the human excretory system, name the organ which stores urine. Is this organ under hormonal control or nervous control?
iii. List two major steps involved in the formation of urine and state in brief their functions.
OR
iii. In which part of the nephron does selective reabsorption take place? List the factors which the amount of water reabsorbed depends on.
