The fourth whorl in flowers is called

  • androecium
  • gynoecium
  • corolla
  • calyx

The male gametophyte generation is germinated by

  • endospores
  • exospores
  • macrospores
  • microspores

The name of the male reproductive part of the flower is

  • androecium
  • gynoecium
  • carpel
  • stamen

In internal fertilization, the eggshell provides resistant to water and

  • gases
  • hormones
  • light
  • damage

The outermost whorl of the flower is

  • calyx
  • corolla
  • androecium
  • gynoecium

The units of the androecium are called

  • ovaries
  • carpel
  • stamens
  • ovules

The third whorl of flowers is called

  • calyx
  • corolla
  • androecium
  • gynoecium

The glands which are responsible for the secretion to neutralize the fluid (semen) acidity are known as

  • Cowper's glands
  • seminal glands
  • spermatogonia glands
  • prostate glands

Considering vegetative propagation, the lateral stems that are clause to the level of the ground are classified as

  • stem tubers
  • shoot tubers
  • suckers
  • root tubers

Bacterial spores are called

  • sporangia
  • cysts
  • endospores
  • none of above

After the release of sperms in the ovule, the sperms enter into the

  • female gametophyte
  • male gametophyte
  • female sporophyte
  • female gametophyte

The mature sperms are accumulated in the collecting ducts of

  • testes
  • urethra
  • urinary tract
  • gall bladder

Hydra and corals reproduce through

  • spore formation
  • fragmentation
  • budding
  • binary fission

The process which undergoes in the primary oocytes is classified as

  • meiosis-II
  • meiosis-I
  • mitosis-II
  • mitosis-I

The embryonic stem below the point of attachment is called

  • epicotyl
  • hypocotyl
  • Plumule
  • radicle

Cervix separates the uterus from

  • vagina
  • ovary tube
  • follicle tube
  • fallopian tube

Colocasia are reproduced by

  • bulbs
  • corms
  • rhizomes
  • stem tubers

From ovaries, the egg cells are released to

  • ovary tube
  • follicle tube
  • fallopian tube
  • vagina

The artificial methods of vegetative propagation include

  • cutting only
  • grafting only
  • cloning
  • cutting and grafting

The haploid cells produced by secondary oocyte after the completion of meiosis-II are

  • first polar body
  • second polar body
  • both b and d
  • egg cell

The spores of bacteria that are formed in bacterial cells are called

  • endospores
  • exospores
  • rib spores
  • protospoers

After mitosis, the diploid zygote turns into

  • haploid sporophyte
  • diploid gametophyte
  • haploid gametophyte
  • diploid sporophyte

The type of germination in which cotyledons remained under the ground after the elongation of epicotyls is called

  • Epigeal germination
  • hypogeal germination
  • epicotyls germination
  • hypocotyls germination

Enlarged portions on rhizome are called

  • nodes
  • roots
  • shoots
  • stems

The simplest and most common method of asexual reproduction is

  • fragmentation
  • binary fission
  • budding
  • parthenogenesis

The individual units of the calyx are known as

  • anthers
  • stylus
  • petals
  • sepals

A germinated microspore contains a tube nucleus and

  • three sperms
  • one sperms
  • four sperms
  • two sperms

The urine and sperms are transported by the

  • prostate vesicle
  • urethra
  • urinary bladder
  • seminal vesicle

Binary fission means division into

  • two
  • three
  • four
  • five

The meiosis-II completion in secondary oocyte leads to the production of

  • six diploid cells
  • six haploid cells
  • two diploid cells
  • two haploid cells
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