1 Marks Questions
Question 1 : Given below is the set with four term in which one term is off and cannot be grouped in the same category to which the other three belong. Identify the odd one in the set and name the category to which the remaining three belong.
Urethra, uterus, urinary bladder, ureter.
Answer : Odd term : Uterus, a pat of reproductive system.
Category : Except this all are the parts of excretory system.
Question 2 : Name the following
Knot-like mass of blood capillaries inside the Bowman’s capsule.
Answer : Glomerulus is the knot like mass of blood capillaries found inside the Bowman’s capsule.
Question 3 : Write special functional activity of the ureter.
Answer : Ureter carries urine from kidney to the urinary bladder.
Question 4 : Differentiate between the following about what is given in the bracket?
Bowman’s capsule and Malphigian capsule. (parts included)
Answer : Difference between Bowman’s capsule and Malphigian capsule.
| Bowman’s capsule | Malphigian capsule |
| It is a cup-shaped structure that indicates the beginning of nephron. | It is comprised of glomerulus and Bowman’s capsule. |
Question 5 : The renal cortex has a dotted appearance, why?
Answer : Renal cortex is dark in colour and presence of numerous nephrons in a highly coiled manner gives this region a dotted appearance.
Question 6 : Given below is the set of five terms rewrite the terms in logical sequence as directed at the end of each statement.
Renal vein, renal artery, afferent arteriole, efferent arteriole, glomerulus (pathway of blood through glomerulus).
Answer : Logical sequence for pathway of blood through glomerulus is as follows:
Renal artery, afferent arteriole, glomerulus, efferent arteriole, renal vein.
Question 7 : Name the structural and functional unit of the kidney.
Answer : Nephron is known as the structural and functional unit of kidney.
Question 8 : State whether true or false. If false, rewrite the correct form of the statement by changing the first or last word only.
Urethra carries urine from kidney to the urinary bladder.
Answer : The given statement is false. Correct statement is ureter carries urine from kidney to the urinary bladder.
Biology Questions and Answers ICSE Class 10 :
Cell Cycle and Cell Division | Genetics | Absorption by Roots| Transpiration | Photosynthesis | Circulatory System | Excretory System | Nervous System | Endocrine System | Reproductive System | Population and Its Control | AIDS to Health and Health Organisation | Pollution