All the best for Annual Vivekananda competition

Good Luck 
All the fortunate participants of Vivekananda competition 

Home Assignment for class X

Home Assignment for class X
Sexual reproduction in Human beings
Q1 Define the following terms:
(a)Secondary sex characters
(b)Age of puberty
(c)Gestation period
(d)Menstrual cycle
Q2 Draw the labelled diagram of male and female human reproductive system .
Q3 Elaborate the changes that occur in egg after fertilization and how it gets nourishment?
Q4 Name two  bacterial and viral STD

HOTS

Q1 Explain the importance of study of reproductive health and birth control also throw light on  three methods of birth control with suitable examples.

Q2Why do you think there are production of numerous sperms in comparison to only one egg ?

notes on food production will be posted on whats app

notes on food production will be posted on whats app as there is some error in posting them here .kindly take them from there and mail yourself to take out the print

Art Integration class X

L.S.of bisexual flower

                      (student creation)

Worksheet (Chapter how do organisms 

reproduce)

Q1 Name A, B.C&D. Also colour the part which results in 

formation of seed.

Q2 Write the place where meiosis takes place in flower   ---------- & ------------

           Q3 The fate of Egg after fertilization is ----------

           Q4 Which is haploid cell

(a)Petal cell

(b)pollen tube

(c) Egg

(d) stigma cells

          Q5 Numerous pollens are produced by flowers because

(a) They can only pollinate in groups.

(b)To compensate for the loss during travel

(c)As there are many egg cells

(d)Anthers have enough food to produce numerous pollen

HOTS

(Sexual Reproduction in Plants)

Q1 What is the Ploidy of

Male gamete --------

Zygote--------

Endosperm cells----------

Cells of filament-------

Q2 What is double fertilization?

Q3 Give example of unisexual flower----------------

& bisexual flower-----------

Q4Do you think sexual reproduction is significant for survival of population? Justify

Bring Flower A 4,sheet and colour @10 class

Art integration
All the students have to bring flowers for topic sexual reproduction in plants. Also bring An sheet, colors and glue or fevicol for the activity.  

sample paper for 9th August biology portion (multiple intelligence test)

Q1 Draw the longitudinal view of parenchyma and label vacuole & nucleus .
Q2 Identify the following human cells