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सी.आई.एस.सी.ई.आयसीएसई ICSE Class 7

Write True (T) Or False (F) for the Following Statement. Rewrite the False Statement in the Correct Form. Removal of Solid Undigested Food is Excretion - Biology

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प्रश्न

Write True (T) or False (F) for the following statement. Rewrite the false statement in the correct form. 

Removal of solid undigested food is excretion 

पर्याय

  • True

  • False

MCQ
चूक किंवा बरोबर
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उत्तर

False
Correct: Removal of solid undigested food is egestion.

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पाठ 5: Excretion in Humans - Short answer questions

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सेलिना Concise Biology [English] Class 7 ICSE
पाठ 5 Excretion in Humans
Short answer questions | Q 3.1

संबंधित प्रश्‍न

Urea splitting bacteria are responsible for _______ types of stones.

(A) calcium oxalate

(B) calcium phosphate

(C) calcium carbonate

(D) struvite 


Draw a diagram of the human excretory system and label the following parts: Kidney, ureter, urinary bladder, and urethra. 


Correct the sequence of the following steps to explain the process of urine formation.   

1. Blood enters the glomerulus under high pressure.
2. The filtrate passes through the thin walls of the Bowman’s capsule into the renal tubule
3. As the filtrate, passes through the tubule, water, and many useful substances are reabsorbed by the walls of the blood capillaries.
4. Water and small solutes are filtered in the Bowman’s capsule.
5. The remaining liquid, along with waste is called urine and is collected in the urinary bladder.
6. Blood containing waste material enters the kidneys through the renal artery.


Identify the following structures and explain their significance in renal physiology?

  1. Juxtaglomerular apparatus
  2. Podocytes
  3. Sphincters in the bladder

What is the effect of aldosterone on kidneys and where is it produced?


One of the factors which may help to differentiate chronic kidney disease from acute kidney injury is ______


Dialysis is an imperfect treatment because ______


Haemodialysis is done in the condition when the person is suffering from ______.


The condition of accumulation of urea in the blood is termed as ______.


What is the procedure advised for the correction of extreme renal failure? Give a brief account of it.


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