Male gonads are called

  • ovaries
  • ovules
  • testes
  • sperms

Considering the wind-pollinated and insect-pollinated flowers, the flowers that are pollinated by wind

  • have pinhead shape branches
  • have upward facing flowers
  • do not produce nectar
  • are large in size

In ovaries, the production of egg cells is classified as

  • primary oogonia
  • gametogenesis
  • oogenesis
  • spermatogenesis

The group of animals that follows the procedure of internal fertilization includes

  • reptiles
  • birds
  • mammals
  • all of above

Individual units of the calyx are called

  • petals
  • sepals
  • leaflets
  • corolla

The buds of the rhizomes are produced at

  • shoots
  • roots
  • stems
  • nodes

The structure in the male reproductive system of rabbit which releases nutritious secretions for sperms is called

  • Cowper's vesicles
  • seminal vesicles
  • spermatogonia vesicles
  • prostate vesicles

The part of the embryo of seed which develops into a new shoot is known as

  • Plumule
  • epicotyls
  • hypocotyls
  • radicle

Considering the oogenesis, the larger cell produced by primary oocytes is called

  • second polar body
  • secondary oocyte
  • territory oocyte
  • first polar body

The types of pollination include

  • cross pollination only
  • self pollination only
  • self fertilization
  • cross and self pollination

The plants that are reproduced by the method of bulbs are

  • onions and lilies
  • garlic and onion
  • potato and onion
  • potato and yams

Mint is reproduced by

  • bulbs
  • corms
  • stem tubers
  • suckers

The secretions that are responsible for the lubrication of ducts are produced by

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

The optimum temperature for seed germination is 25 °C to

  • 30 °C
  • 40 °C
  • 27 °C
  • 35 °C

A mass of cells produce as a result of mitosis is

  • cluster
  • group
  • calluses
  • graft

As a result of overpopulation, there is a loss of

  • community
  • ecosystem
  • biome
  • ecosystem

The repeat division of cells present in walls of tubules of testes by mitosis leads to the formation of

  • diploid spermatogonia
  • haploid spermatogonia
  • diploid primary spermatocytes
  • diploid secondary spermatocytes

After the completion of meiosis-I in primary oocytes, the number of haploid cells produced is

  • 8
  • 6
  • 2
  • 4

The kind of fission in which daughter cells from a single parent are formed at the same time is called

  • octagon fission
  • hexagon fission
  • multiple fission
  • binary fission

The embryo of the angiosperm seeds consists of

  • radicle
  • Plumule
  • cotyledons
  • all of above

The acidity of sperms is neutralized by

  • testis
  • epididymis
  • vas deferens
  • prostate gland

The water, birds, bees, winds and other animals are all the agents of

  • self pollination
  • nuclei pollination
  • ovule pollination
  • cross pollination

Fish and amphibians show fertilization that is

  • internal
  • external
  • complete
  • incomplete

The main aim of Pakistan's federal minister is the reduction of

  • Human Immunodeficiency Virus (HIV)
  • acquired immunodeficiency syndrome (AIDS)
  • Tuberculosis
  • Sexually Transmitted Diseases (STDS)

The color of the calyx is

  • green
  • brown
  • yellow
  • mustard

Semen contains 10 percent sperms and 90 percent

  • salts
  • sugar
  • fluid
  • ions

The connection between the wall of uterus and embryo is classified as

  • oogonia tubes
  • gynoecium ducts
  • placenta
  • ovular tubes

The plant groups that have motile sperms and sperms swim to the egg cell is called

  • adventitious roots and shoots
  • ferns and mosses
  • seed plants
  • corals and bacillus

When mitosis is undergone in macrospore, this results in

  • endosperm nucleus
  • egg cell
  • sperm
  • exosperm nucleus

The enlarged portions of the rhizomes are called

  • stems
  • nodes
  • shoots
  • roots
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