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NCERT - Human Reproduction Questions and Answers of Class 12 Biology | GkSeries

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Free Download as PDF of the detailed solutions for class 12 Biology from NCERT or CBSE text book as per exam pattern, to help you in day to day learning. We provide all important questions and answers from chapter Human Reproduction of Biology.
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121 Which part is connected to the uterus through cervix ?
[1] Vagina
[2] (1) and (3) both
[3] Hymen
[4] Mucosal membrane
Answer: Vagina
122 What is the structure consist of ova and their surrounding tissues in various stages of development its called ?
[1] Primary follicle
[2] Ovarian follicles
[3] Graffian follicles
[4] Corpus luteum
Answer: Ovarian follicles

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123 Which is accessory part of female reproductive system ?
[1] Vulva
[2] Pudendum
[3] Mammary gland
[4] Vagina
Answer: Mammary gland
124 What is PH of semen ?
[1] 7.3 to 7.7
[2] 7.2 to 7.6
[3] 7.4 to 7.8
[4] 7.5 to 7.9
Answer: 7.2 to 7.6
125 Which gland secrete alkaline fluid ?
[1] Seminal vesicle gland
[2] Prostate gland
[3] Bulbourethral gland
[4] (2) and (3) both
Answer: (2) and (3) both
126 Which substances present in seminal vesicles is thick and yellowish secretion ?
[1] Sugar
[2] Vitamin-c
[3] Fat
[4] (1) and (2) both
Answer: (1) and (2) both
127 The distal end of vas deference is expanded and in this region the opens ?
[1] Prostate gland
[2] Bulbourethral gland
[3] Seminal vesicle
[4] Ejaculatory duct
Answer: Seminal vesicle
128 What is length of epididymis?
[1] 6 c.m
[2] 6 feet
[3] 6 meter
[4] 6 inch
Answer: 6 meter
129 What is the size of testis?
[1] 6 cm length and 2.5 cm diameter
[2] 5 cm length and 3.5 cm diameter
[3] 5 cm length and 2.5 cm diameter
[4] 6 cm length and 3.5 cm diameter
Answer: 5 cm length and 2.5 cm diameter
130 Which hormone is realeased from ovaries ?
[1] Testosterone
[2] Estrogen
[3] Progesterone
[4] (2) and (3) both
Answer: (2) and (3) both
131 Which connective tissue surrounds testis ?
[1] Fibrous tissue
[2] Spongy connective tissue
[3] Tunica albuginea
[4] None of them
Answer: Tunica albuginea
132 In male accessory reproductive glands which is incorrect ?
[1] Seminal vesicle
[2] Prostate gland
[3] Urinary bladder
[4] Bulbourethral gland
Answer: Urinary bladder
133 What is provided to sperms by secretion of seminal vesicles ?
[1] Nourishment
[2] Activating
[3] Lubricant
[4] (1) and (3) both
Answer: Nourishment
134 What is size of ovaries ?
[1] 3 c.m long , 2 c.m wide , 1 c.m thick
[2] 3 c.m long , 2 c.m wide , 2 c.m thick
[3] 2 c.m long , 2 c.m wide , 1 c.m thick
[4] 2 c.m long , 2 c.m wide , 2 c.m thick
Answer: 3 c.m long , 2 c.m wide , 1 c.m thick
135 Sertoli cells are regulated by the pituitary hormone known as
[1] LH
[2] GH
[3] FSH
[4] Prolactin
Answer: FSH

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