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(b) Hepatitis
(a) testis → vas deferens → urethra
(b) formation of sperm
(d) menstruation
(c) Cracking of voice
(d) continue the species generation after generation
(b) genetic material comes from two parents of the same species
(b) pollen grain on upper surface of stigma and ovule
(b) stem, roots and leaves
(b) hyphae
Which among the following diseases is not sexually transmitted?
(b) Hepatitis
(b) Hepatitis
See lessThe correct sequence of organs in the male reproductive system for transport of sperms is
(a) testis → vas deferens → urethra
(a) testis → vas deferens → urethra
See lessIn human males, the testes lie in the scrotum, because it helps in the
(b) formation of sperm
(b) formation of sperm
See lessIn human females, an event that reflects onset of reproductive phase is
(d) menstruation
(d) menstruation
See lessDuring adolescence, several changes occur in the human body. Mark one change associated with sexual maturation in boys.
(c) Cracking of voice
(c) Cracking of voice
See lessReproduction is essential for living organisms in order to
(d) continue the species generation after generation
(d) continue the species generation after generation
See lessOffspring formed as a result of sexual reproduction exhibit more variations because
(b) genetic material comes from two parents of the same species
(b) genetic material comes from two parents of the same species
See lessLength of pollen tube depends on the distance between
(b) pollen grain on upper surface of stigma and ovule
(b) pollen grain on upper surface of stigma and ovule
See lessVegetative propagation refers to formation of new plants from
(b) stem, roots and leaves
(b) stem, roots and leaves
See lessIn Rhizopus, tubular thread-like structures bearing sporangia at their tips are called
(b) hyphae
(b) hyphae
See less