English
Karnataka Board PUCPUC Science 2nd PUC Class 12

What is a Bisexual Flower? - Biology

Advertisements
Advertisements

Question

What is a bisexual flower?

Solution

A flower that contains both the male and female reproductive structure (stamen and pistil) is called a bisexual flower

shaalaa.com
  Is there an error in this question or solution?
Chapter 1: Reproduction in Organisms - Exercises [Page 18]

APPEARS IN

NCERT Biology [English] Class 12
Chapter 1 Reproduction in Organisms
Exercises | Q 16.1 | Page 18

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

Examine a few flowers of any cucurbit plant and try to identify the staminate and pistillate flowers. Do you know any other plant that bears unisexual flowers?


State the fate of a pair of autosomes during gamete formation.


Draw a diagrammatic, labelled sketch of a sectional view of human ovary.

 

In animals, juvenile phase is followed by ______.


The male gametes of rice plant have 12 chromosomes in their nucleus. The chromosome number in the female gamete, zygote, and the cells of the seedling will be, respectively, ______.


Syngamy means ______.


Meiosis is best observed in dividing ______.


In oogamy, fertilization involves ______.


In meiosis, division is ______.


Meiosis takes place in ______.


Which of the following process is associated with a change in the cellular DNA amount?


What is true about the change in fertilized eggs of humans?


Rearrange the following events of sexual reproduction in the sequence they occur in a flowering plant:

Embryogenesis, Fertilisation, Gametogenesis, Pollination.


The probability of fruit set in a self-pollinated bisexual flower of a plant is far greater than a dioecious plant. Explain.


Is the presence of large number of chromosomes in an organism a hindrance to sexual reproduction? Justify your answer by giving suitable reasons.


Give reasons as to why cell division cannot be a type of reproduction in multicellular organisms.


Do all the gametes formed from a parent organism have the same genetic composition (identical DNA copies of the parental genome)? Analyse the situation with the background of gametogenesis and provide or give suitable explanation.


Fertilisation is the key process in sexually reproducing organisms and it acts as a vital link between two generations. Flowering plants adopt a unique pattern of sexual reproduction as compared to other organisms.
  1. Explain the process of fertilisation in angiosperms.
  2. What is the precise location and function of filiform apparatus in the embryo sac of angiosperms?
  3. Fruits and seeds are generally formed due to fertilisation. Name the process involved in the production of the following without fertilisation:
    1. Fruits
    2. Seeds

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×