English
Maharashtra State BoardSSC (English Medium) 10th Standard

Pollen tube reaches the embryo sac via style.

Advertisements
Advertisements

Question

Pollen tube reaches the embryo sac via style.

Options

  • True

  • False

MCQ
True or False
Advertisements

Solution

True

shaalaa.com
  Is there an error in this question or solution?
Chapter 3: Life Processes in Living Organisms Part - 2 - Write true or false [Page 13]

APPEARS IN

SCERT Maharashtra Science and Technology Part 2 [English] Standard 10 Maharashtra State Board
Chapter 3 Life Processes in Living Organisms Part - 2
Write true or false | Q 1. | Page 13

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

The anther contains ______.


What are the reproductive organs in a flower?


Fill in the following blank with suitable word :

Ovules contain ......... gametes of a plant.


How do the insects help in cross-pollination?


How is the process of pollination different from fertilization?


Explain the term 'fertilisation'.


Name the part of a seed which grows into shoot.


Which of the following statements are true for flowers?
(i) Flowers are always bisexual.
(ii) They contain sexual reproductive organs.
(iii) They are produced in all groups of plants.
(iv) after fertilization they give rise to fruits.


In a bisexual flower, inspite of the young stamens being removed artificially, the flower produces fruit. Explain.


In what ways is fertilisation in a plant similar to fertilisation in a human?


In what ways is fertilisation in a plant different from fertilisation in a human?


Fill in the blanks:

A carpel consists of ________ , ________ and ________.


Fill in the blanks:

A stamen consists of ______ and ________.


Write one main difference between asexual and sexual mode of reproduction. Which species is likely to have comparatively better chances of survival – the one reproducing asexually or the one reproducing sexually? Give reason to justify your answer.


Give one example each of unisexual and bisexual flowers. Differentiate between the two types of pollination that occur in flowers. What happens when a pollen lands on a suitable stigma? Write about the events that occur till the seed formation in the ovary.


Answer the following question.
How does suitable pollination lead to fertilization?


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


Calyx : Sepals : : Corolla : ________________


What does germination mean?


Give scientific reason.

Fertilization in plants is called double fertilization.


Observe the figure below. Write functions of the labelled parts.


Which of the following are the chemical components of the wall of pollen tube?


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


What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its roots tip cells?


Gloriosa superba exhibits ______.


Sperm and egg nuclei fuse due to ______.


Flowers showing ornithophily show few characteristic like ______.


The process of release of eggs from the ovary is called ______ 


Variations occur as a result of ______ 


Complete the table

Carly x  ______  ______
 ______ petal attract insects
Androecium  ______ Male reproductive part
 ______ ______ Female reproductive part.

Which among the following statements are true for unisexual flowers?

  1.  They possess both stamen and pistil
  2. They possess either stamen or pistil
  3. They exhibit cross pollination
  4. Unisexual flowers possessing only stamens cannot produce fruits

Draw the diagram of a flower and label the four whorls. Write the names of gamete producing organs in the flower.


Give any two examples of agents of pollination.


What is the function of calyx?


Type of sexual reproduction is ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×