English
Maharashtra State BoardSSC (English Medium) 10th Standard

Find an odd one out. Stigma, Style, Pollens, Ovary

Advertisements
Advertisements

Question

Find an odd one out.

Options

  • Stigma

  • Style

  • Pollens

  • Ovary

MCQ
Advertisements

Solution

Pollens

shaalaa.com
  Is there an error in this question or solution?
Chapter 3: Life Processes in Living Organisms Part - 2 - Find an odd one out

APPEARS IN

SCERT Maharashtra Science and Technology Part 2 [English] Standard 10 Maharashtra State Board
Chapter 3 Life Processes in Living Organisms Part - 2
Find an odd one out | Q 4

Video TutorialsVIEW ALL [1]

RELATED QUESTIONS

Name the parts A, B and C shown in the diagram and write their functions.


(i) Name the part marked 'A' in the diagram.

(ii) How dose 'A' reachese part 'B'?

(iii) State the importance of the part 'C'.

(iv) What happens to the part marked 'D' after fertilisation is over?


"The chromosomal number of the sexually producing parents and their offspring is the same." Justify this statement.


Write the names of those parts of a flower which serve the same function as the following do in the animals :

(i) testis,

(ii) sperm,

(iii) ovary,

(iv) egg


How is the process of pollination different from fertilization?


The anther contains ______.


A flower may have either male or female reproductive parts. Such a flower is called ______.


What is the function of a flower?


What is the name of female part of a flower?


Fill in the following blank with suitable word :

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


Fill in the following blank with suitable word :

The ovule becomes a .......... after fertilisation.


Fill in the following blank with suitable word :

The male organ of reproduction in the flower is the.......... .


Fill in the following blank with suitable word :

The term used to refer to the transfer of pollen from the stamen of one flower to the carpel of another flower of the same species is...........


 Give some examples of different modes of fertilisation in nature?


In tobacco plant, the male gametes have 24 chromosomes.

 What is the number of chromosomes in the zygote?


The length of pollen tube depends on the distance between :
(a) pollen grain and upper surface of stigma
(b) pollen grain on upper surface of stigma and ovule
(c) pollen grain in anther and upper surface of stigma
(d) upper surface of stigma and lower part of style


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.


Fill in the blank:

Seeds are formed from________.


Draw a labelled diagram of a bisexual flower.


Explain the process of fertilisation in flowers.


Draw a diagram of a pistil showing pollen tube growth into the ovule and label the following:

Pollen grain, male gamete, female gamete, ovary.


Draw a diagram of the longitudinal section of a flower and label the following parts.


Find an odd one out.


Distinguish between self-pollination and cross-pollination.


Explain the sexual reproduction process in plants with a diagram.


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


Match the following

1. Petal Opuntia
2. Fern Chrysanthemum
3. Phylloclade Attracts insect
4. Hooks Spore
5. Sucker Bignonia

In which of the following manner the arrangement of megaspores in a tetrad is observed in angiosperms?


The ovule of an angiosperm is technically equivalent to ______


The 3-celled egg apparatus at the micropylar end comprises of ______


Length of pollen tube depends on the distance between ______ 


Which out of the following processes does not lead to the formation of clones.


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

Give reason for the following:

Fertilization cannot take place in flowers if pollination does not occur.


Trace the path a male gamete takes to fertilise a female gamete after being released from the penis.


Sketch and label the essential and accessory whorls of flower.


In a plant flower the female whorl is ______.


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


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×