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प्रश्न
Name an animal which absorbs oxygen through its moist skin.
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उत्तर
Earthworms absorb oxygen through their moist skin.
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संबंधित प्रश्न
The kidneys in human beings are a part of the system for ______.
The diagram given below shows the male urinogenital system of a human being. Study the diagram and answer the questions that follow:
(i) Label the parts numbered 1 to 8.
(ii) Name the corresponding structure of part (4) in female reproductive system.
(iii) What is the role of part 7?
State whether the following statement is true or false:
Some organisms store wastes in body parts.
Draw a neat labelled diagram of the human excretory system.
Write True (T) or False (F) for the following statement. Rewrite the false statement in the correct form.
Excess sugar in the blood is a symptom of diabetes.
Name the following:
The outer region of kidney containing the Bowman's capsule.
Name the following:
The tuft of capillaries inside the Bowman's capsule.
Given below is a simplified diagram of the human kidney cut open longitudinally. Answer the questions that follow.
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- Define excretion.
- Why does the cortex of the kidney show a dotted appearance?
- Why does the medulla of the kidney show a striped appearance?
- Write two differences in the composition of the blood flowing through the blood vessels 'A' and 'B'.
Correct and rewrite the statements by changing the biological term that is underlined for the statement:
The kidney is composed of number of neurons.
The following diagram represents a mammalian kidney tubule (nephron) and its blood supply.
Parts indicated by the guidelines 1to 8 are as follows:
1. Afferent arteriole from renal artery
2. Efferent arteriole
3. Bowman's capsule
4. Glomerulus
5. Proximal convoluted tubule with blood capillaries
6. Distal convoluted tubule with blood capillaries
7. Collecting tubule
8. U-shaped loop of Henle
Study the diagram and answer the question that follow:
Which structure (normally) contains the lowest concentration of glucose?
Name the Following
The substance found in excess in the urine of a diabetic patient.
Give Technical Term:
The organ in man concerned with maintaining water balance in the body.
Give Technical Terms
The hormone that helps increase the reabsorption of water from the kidney tubules.
State the Location: Renal pyramids
Write the functional activity of the following structure: Aldosterone
Choose the Odd One Out:
Choose the correct option.
The minor calyx _______.
Hypotonic filtrate is formed in _______.
Answer the following question.
Why do we get bad breath after eating garlic or raw onion?
Complete the diagram/chart with correct labels/ information. Write the conceptual details regarding it.
