Class-2 Science Chapter-3 Functions of Different Parts of a Plant


Chapter 3
Functions of the different parts of a plant

Q. Which part of the plant helps moving water from the soil to the tree top?
Ans- Root

Q. Which part of the plant is called the kitchen of the plant?
 Ans- Leaf

 Q. Fill in the blanks using the words in the word box:
roots, bud, leaves, fruit


  1. The leaves of the plant make food for the plant.
  2. The root of the plant grows below the ground and gives support to the plant.
  3. The fruit of the plant has seeds in it.
  4. The bud of the plant is the young flower.

Q. Which part of the plant gives rise to a new young plant?
Ans-  Seed

Just as each part of our body has a function to perform, so do the different parts of the plant. Now, give the functions of the following parts by ticking the correct option.

Roots
  1. Contain seeds.
  2. Make fruit.
  3. Fixes the plant to the ground.[✓]
  4. Make food for the plant.  
Flowers
  1. Attract insects [✓]
  2. Fixes the plant to the ground.
  3. Make food food for that plant.
  4. Carry water to the leaves.
Fruits
  1. Contain seeds.[✓]
  2. Fixes the plant to the ground.
  3. Make food for the plant.
  4. Carry water to the leaves.
Stem
  1. Contains seed.
  2. Makes fruits.
  3. Makes food for the plant.
  4. Carries water to the leaves. [✓]
Leaves
  1. Contains seeds.
  2. Make fruit.
  3. Fixes the plant to the ground.
  4. Makes food for the plant. [✓]

Let’s do an experiment!
  1. Fill a beaker about three-quarters with water.
  2. Add drops of food colour till the colour of water turns dark (at least five drops). Stir until the colour is even.
  3. Cut about 2.5 cm off the bottom of a white rose stalk with the knife and place it in the beaker with the leaves sticking up.
Let the rose stalk sit overnight in the coloured water. Now write your observations based on it.

  1. What did you observe the next day?
       Ans- The observed that the white rose became coloured.

2.       Your teacher will cut some portion of the rose stalk. Draw and label what you observe in the space provided below.

Q. Forests are being cut to build townships. Write your views on this.
Forests purify air and bring rain. Cutting of forests cause climate change.

Q. What is the function of the seed?
Ans- Seed germinates and gives rise to the new plant.
Section-C Creative Thinking Skills
One day, the leaves and roots of the plant had a fight. Each thought that it was more important than the other. They want your opinion in this matter.
Who is more important?
Leaves [ ]
Roots [ ]
Both [✓]

Give reasons for your choice.
Roots fix the plant to the ground and absorb water from soil. Leaves make food using the same water. Therefore, both are important.

Do it yourself

 Take a leaf of your choice (preferably is smaller, in size than the box given below).  Put it under a paper and softly rub your pencil over it. The wheels and leaf edges will appear on the paper.


 Fill in the blanks with the options given below:
 green, sunlight, chlorophyll, red, air, water

1-   The colour of the leaf is mostly green but some are red in colour.
2-   Leaves the need sunlight, air, water and chlorophyll to make food.


Revision questions:
Q. What are different parts of the plant?
Ans- Following are different parts of the plant
  1. Roots
  2.  Stem
  3.  leaves
  4.  Flower
  5.  Fruit
  6.  Seat

Q. What is the function of a fruit?
Ans- A fruit bears the seeds and it is edible.

Q. How is the seed important to the plant?
Ans- Seed contains a baby plant inside. It also contains food which supplies energy for the growth until the seedling grows it's first leaves above the ground.

Q. Give two examples of
1.       Flower bearing plants.
Tulip,  marigold
2.       Fruit bearing plants.
Mango, Strawberry

Q. What would happen if:
1.       Plants did not have the leaves.
Ans- Plants will not have food to grow.
2.       Roots were not present in the plant.
Ans- Plant will not be able to make their food without water.

Q. What is the function of the stem?
Ans- Stem helps in transportation of water and food among different parts of the plant.








Comments

Post a Comment

Popular posts from this blog

Class-5 EVS, Chapter-13, A Shelter so High! , Additional Exercises with Solutions/ NCERT

Image
Chapter- 13 A Shelter so High Match the column: A B Houses in Mumbai are Rebo Bakarwal people live in houses Love to stay in houseboats Tourists in Srinagar lekha House of Changapas is known as Made of stone and mud Place to keep sheeps and goats is known as made of cement, bricks, glass and steel A B Houses in Mumbai are made of cement, bricks, glass and steel Bakarwal people live in houses Made of stone and mud Tourists in Srinagar Love to stay in houseboats House of Changapas is known as Rebo Place to keep sheeps and goats is known as lekha Fill up the blanks with suitable words: 1-     High, dry and flat lands of Leh is called as cold desert. 2-     The goats from which the soft pashmina wool is collected are found at an altitude of 5000 metres. 3-     After almost 250 hours of weaving, one plain p
Read more

Class-5, EVS, Chapter-18, No Place for Us?, Additional Exercises with Solutions / NCERT

Image
Chapter- 18 No Place for Us? Choose the correct answer: 1-     Which job Jatryabhai started doing in Mumbai? a.     Painting on walls b.     Plumbing c.     Repair torn fishing nets  ( √ ) d.     Ironing clothes 2-     Jatryabhai used to money he earned to a.     To pay for medicines, food and school fee b.     Rent for the house c.     Buying water d.     All the above  ( √ ) 3-     What did children learn Jatryabhai’s village? a.     To dance together, recognize birds and their sounds b.     To play flute and dhol c.     To make pots of clay and bamboo d.     All the above  ( √ ) 4-     Young men of village would bring following things from forests and sell them in towns: a.     Fruits, roots and plants for medicines b.     Fish from river c.     Both a and b  ( √ ) d.     Firewood 5-     People of the Khedi village had to leave their lands because of: a.     Upcoming factory b.     Upcoming dam  ( √ ) c.     They wanted to m
Read more

Class-5 EVS Chapter-1 Super Senses/NCERT

Image
Chapter-1 Super Senses Fill in the blanks: 1- Some male insects can recognize their females by their smell. 2- Kites, eagles and vultures can see four times as far as we can. 3- Animals that are awake at night can see things only in black and white. 4- Elephant, rabbit, cow and buffalo have ears bigger than our ears. 5- Fishes give alarm call by electric signals. 6- As the ants move, they leave a smelly trail behind them. State whether the following statements are true or false: 1- Animals can see as many colours as we can.                                                                    False 2- Animals with bigger ears have better hearing than animals with smaller ears. True 3- Snakes do not have external ears.                                                                                       True 4- Some animals start behaving in a different way when an earthquake or storm is about to come.                                                    
Read more

Class-3 EVS, Chapter-8 Flying High, Additional exercises with solutions

Image
Chapter- 8 Flying High Choose the correct answer: 1.        We see birds a.        On trees b.        In water c.        On the ground d.        All the above         ( √ ) 2.        How do birds give birth by? a.        Laying egg             ( √ ) b.        Directly birth of babies c.        Both d.        None of these 3.        Which of these birds stitches leaves together to make nest? a.        Parrot b.        Tailor bird c.        Weaver bird         ( √ ) d.        Humming bird 4.        Which of these bird makes hanging nest by tying dry grass and sticks into knot? a.        Eagle b.        Woodpecker c.        Pigeon d.        Weaver bird         ( √ ) Fill in the blanks: (a)     The Owl said- Stop this hullabaloo. (b)     We all are special in our own way. (c)      Birds eat different types of food. (d)     Birds’ feathers help them to fly and keep them warm. (e)     Birds build a new nest every time they h
Read more

Class-4 EVS Chapter-4 The Story of Amrita

Image
Chapter-4 The Story of Amrita ­­­­­­ Match the column: A B Khejadi can grow is used for making medicines Bark of Khejadi affected by insects. People cook and eat is without much water. Its wood is not leaves of khejadi. Children like to fruits (beans). Animals eat the play in is shade. Ans. A B Khejadi can grow without much water. Bark of Khejadi is used for making medicines People cook and eat is fruits (beans). Its wood is not affected by insects. Children like to play in is shade. Animals eat the leaves of khejadi. Click here for Hindi (रिमझिम) Class-4 Fill in the blanks: 1-     Khejadi was the most common tree that grew in Amrita’s village. 2-     People of Amrita’s village are called ­Bishnoi. 3-     Sometimes back
Read more