Home
Class 10
BIOLOGY
Assertion (A) : The main excretory unit ...

Assertion (A) : The main excretory unit of kidney is nephron.
Reason (R) : It carries out filtration, selective absorption and tubular secretion to from urine in kidney.

A

Both assertion (A) and (R) are true and reason (R) is the correct explanation of assertion (A).

B

Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of assertion (A).

C

Assertion (A) is true but reason (R) is false.

D

Assertion (A) is false but reason (R) is true.

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • LIFE PROCESSES

    OSWAL PUBLICATION|Exercise SELF-ASSESSMENT-2 (I. OBJECTIVE TYPE QUESTIONS) (D. VERY SHORT ANSWER TYPE QUESTIONS)|3 Videos

  • LIFE PROCESSES

    OSWAL PUBLICATION|Exercise SELF-ASSESSMENT-2 (II. SHORT ANSWER TYPE QUESTION)|1 Videos

  • LIFE PROCESSES

    OSWAL PUBLICATION|Exercise SELF-ASSESSMENT-2 (I. OBJECTIVE TYPE QUESTIONS) (B. PASSAGE/DIAGRAM BASED QUESTIONS)|3 Videos

  • HOW DO ORGANISMS REPRODUCE ?

    OSWAL PUBLICATION|Exercise CREATING BASED QUESTIONS|6 Videos

  • MANAGEMENT OF NATURAL RESOURCES

    OSWAL PUBLICATION|Exercise CASE-BASED MCQs|15 Videos

Similar Questions

Explore conceptually related problems

Assertion (A): Excretory unit of kidneys are nephrons. Reason (R): It has no role in secretion of urine.

Process OF Urine Formation Ultra filtration Selective Reabsorption Tubular Secretion

Assertion (A): The secretion from Bartholin's gland helps in copulation. Reason (R): Copulation ensures fertilization of the ovum.

Assertion : The functional unit of excretory organs of lobsters in nephron . Reason : The filtration of blood occur in the malpighian body (the glomerulus and Bowman's capsule ) .

Assertion (A) : Urethra in human male act as a urinogenital canal. Reason (R) : Urethra carries only urine while sperms are carried by vasa deferentia only.

Assertion : In birds and reptiles , main excretory product is the combined form of urine and faeces . Reason : Birds and reptiles have no separate chamber for excretion of urine and faeces .