English

What is Made in Anther of a Flower?

Advertisements
Advertisements

Question

What is made in anther of a flower?

Advertisements

Solution

Male gametes called pollen grains are produced in the anther.

shaalaa.com
  Is there an error in this question or solution?
Chapter 3: How do Organisms Reproduce - Exercise 2 [Page 209]

APPEARS IN

Lakhmir Singh Biology Part 3 [English] Class 10
Chapter 3 How do Organisms Reproduce
Exercise 2 | Q 28. (c) (i) | Page 209

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

Mention the changes a flower undergoes after fertilisation.


Mature ovary forms the ______.


Name the part of a seed which contains stored food.


In the figure given alongside, the parts marked A, B and C are sequentially:


When an insect sits on the flower of a plant then somene particles A present in the top of little stalks in the flower attach to its body hair. When this insect now sits on the flower of another similar plant, then particles A attached to the hair of insect are put on the top of a flask-shaped organ at the centre of flower. The particle A grows a long tube B from the top of flask-shaped organ through which C moves down and reaches the bottom part of flask-shaped organ. Here C fuses with the nucleus of D contained in structure E. The fusion of C and D forms a new cell F which grows and develops into a seed of the plant.
  1. What are particles A? What is the process of transferring A from one flower to another flower of similar plant by the insect known as?
  2. What is the name of tube B?
  3. What is C which moves down through the tube B?
  4. Name D and E.
  5. What is F?

“Cell division is a type of reproduction in unicellular organism.” Justify.


Distinguish between unisexual and bisexual flowers giving one example of each. Draw a diagram showing process of germination of pollen grains on stigma and label the following parts:

(a) Female germ cell

(b) Male germ cell

(c) Ovary


Draw a diagram of the longitudinal section of a flower and label on it sepal, petal, ovary and stigma.


A student is observing the temporary mount of a leaf peel under a microscope. Draw a labelled diagram of the structure of stomata as seen under the microscope


__________ is present in unisexual flower.


Give scientific reason.

Flower is a structural unit of sexual reproduction in plants. 


Explain the sexual reproduction process in plants with a diagram.


Which of the following is the outermost protective layer of anther?


Conidia are formed endogenously while zoospores are formed endogenously.


In a bisexual flower inspite of the young stamens being removed artificially, the flower produces fruit. Provide a suitable explanation for the above situation.


State the number of sets of chromosomes present in a zygote.


What are the agents for pollination?


The figure below shows the concept of double fertilization. Complete the flow chart showing the progress at each step:


The pollen tube usually enters the embryo sac ______.


Consider the following three flowers namely X, Y and Z. Which flower(s) would develop into a fruit?

Flower X Flower Y Flower Z

Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×