Biology
Rewrite the terms in the correct order so as to be in a logical sequence.
(a) Implantation, ovulation, child birth, gestation, fertilisation.
(b) Sperm duct, coitus, sperm, vagina, urethra.
(c) Sperm duct, penis, testes, sperms, semen.
(d) Puberty, menopause, menstruals, menarche, reproductive age.
(e) Graafian follicle, ostium, uterus, fallopian tube, ovum.
Answer
(a) Ovulation → fertilization → implantation → gestation → child birth
(b) Sperm → sperm duct → urethra → coitus → vagina
(c) Testes → Sperms → Sperm duct → Semen → Penis
(d) Reproductive age → Puberty → Menarche → Menstruals → Menopause
(e) Ovum → Graafian follicle → Ostium → Fallopian tube → Uterus.
Related Questions
Assertion. Fertilization of the ovum and sperm occurs in the sperm duct of the female reproductive system.
Reason. Vas deferens carries sperms from the epididymis to the urethra of the male reproductive system.
- Both A and R are True
- Both A and R are False
- A is True and R is False.
- A is False and R is True.
Name these:
(a) 3 accessory glands of the human male reproductive system.
(b) 2 hormones secreted from the corpus luteum.
(c) 4 phases of the menstrual cycle.
(d) 2 types of twins.
(e) 3 membranous, protective layers around the foetus.
Give appropriate terms for the following processes:
(a) The onset of reproductive phase in a female.
(b) Rupture of follicle and release of ovum from the ovary.
(c) Monthly discharge of blood and disintegrated tissues in human female.
(d) Process of fusion of ovum and sperm.
(e) Fixing of developing zygote (blastocyst) on the uterine wall.
Match the items in column I with those in column II and write down the matching pairs (some may not match)
Column I Column II (a) Acrosome (i) An embryo which looks like human baby (b) Gestation (ii) Luteinizing hormone (c) Menopause (iii) Ovum producing cells (d) Foetus (iv) Semen (e) Oogenesis (v) Spermatozoa (f) Ovulation (vi) Complete stoppage of menstrual cycle (vii) Time taken by a fertilized egg till the delivery of baby