Samacheer Kalvi Class 3 Science Term 2 Chapter 3 Plant Question Answer
Samacheer Kalvi Class 3 Science Term 2 Chapter 3 Plant Question Answer Solution in this page. Students of Tamilnadu Board will get here Plant Chapter’s Exercise Question Answer Solution with Additional Questions and Answer.
- Unscramble the voice and level the parts of the plant.
Etsm- stem
Toro- root
Elfa- leaf
Furit- fruit
Sdee- seed
- True or false.
The roots grow into the soil. True
Fibrous root has a main root. False
Root absorbs water from soil. True
Potato stores food in its root. True
Grass has fibrous roots. True
- Fill in the blanks.
1) …. Sunflower.. Grows towards the sunlight.
2.) Leaves originate from the … surface of the stem..
3.) Green part of the plant that makes food is called….leaf
4.) ..Stem… gives supports to the whole plant.
5.) Water from soil is observed by the…root.. of the plant.
1.) List out the fruits that do not have seeds.
Ans- Pineapple, banana
2.) Write down the name of the fruit trees that you have never seen but tested their fruits.
Ans- Pineapple, sugarcane, apricot, watermelon
A.) Select the incorrect statement from the following.
Teak is an example of desert plant.
C.) Write true or false.
1.) Fixed rooted plants are present in water bodies. True
2.) Leaves of lotus are submerged in the water. False
3.) Lotus plants are found in many ponds. True
4.) Water hyacinth freely floats with the help of spongy body filled with air. True
I.) Choose the correct answer.
1.) The function of leaf is to
(a) Give Support (b) Fix the plant firmly
(c) Produce food (d) none of the above
2.) An example for taproot is _____.
(a) Paddy (b) Grass (c) Mango (d) Ragi
3.) _____ supports the plant.
(a) Root (b) Leaf (c) Flower (d) Stem
4.) Most plants grow from the ____.
(a) Root (b) leaf (c) flower (d) seed
5.) Roots are poorly developed in ____.
(a) Agaya thamarai (b) neem (c) teak (d) date palm
6.) If part X will be absent in a plant, new plants will not be produced. X is ____.
(a) Stem (b) root (c) flower (d) leaves
7.) The plant is adapted to grow in deserts as it has _____.
(a) Fleshy stem (b) needle like roots
(c) Leaves changed to spine (d) both a and c
8.) An example of many seeded fruit is _____.
(a) Pomegranate (b) mango (c) apricot (d) peach
9.) Which of the following plant parts take part in absorption of water and exchange of gases respectively?
(a) P and R
(b) R and S
(c) S and Q
(d) T and P
Answer
1.) Produce food
2.) Mango
3.) Stem
4.) Root
5.) Agaya thamarai
6.) Flower
7.) Both a and c
8.) Pomegranate
9.) T and P
II.) Find the odd one.
1.) Carrot Radish Tomato Beetroot
2.) Cabbage Greens Turmeric Spinach
3.) Neem Aloe Vera Date palm Opuntia
4.) Coconut Mango Apricot Orange
5.) Hydrilla Opuntia Water hyacinth Vallisneria
III.) Short answers.
1.) Name the parts of a plant.
2.) Name the types of roots.
3.) Write any two functions of the leaves.4. Write the parts of a flower.
5.) Name the types of plants based on their habitat.
6.) Write any two adaptations of desert plants.
7.) Write the names of some water plants.
Answer
1.) The parts of a plant are root, stem, leaf, flower, fruit and seed.
2.) Roads are two types.
Taproot and Fibrous root
3.) Two functions of the leaves are,
- a) Leaf prepares food for the plant with the help of water, carbon dioxide and in the presence of sunlight and chlorophyll.
- b) Leaves of some plants are edible and rich in nutrients.
4.) The parts of a flower are stamen, pistil, petal and sepal.
5.) Name the types of plants based on their habitat are,
- a) Plants in desert
- b) Plants and mountain
- c) Plants in plains
- d) Plants in coastal areas
- e) Plants in water
6.) Two adoptions of desert plants are,
- a) Leaves are changed to spines to reduce the loss of water.
- b) These plants have a long root that goes deep into the soil.
7.) The name of some water plants are, water lily, lotus, water hyacinth, pistia etc.
IV.) Answer the following questions.
1.) Write any two functions of each:
(a) Stem __________________ , _________________.
(b) Root __________________, __________________.
(c) Flower ________________, __________________.
2.) Why is leaf called food factory of the plant?
3.) Differentiate between taproot and fibrous root.
4.) Give two examples of:
(a) Fruit having only one seed
(b) Fruit having many seeds
5.) Name two free floating plants.
6.) Look at the picture of a water lily.
(a) Which parts of the plant can you see?
(b) Where are the plant‛s roots and stem?
Answer
1.) a. Stem
It supports the whole plant.
It transports food from leaf and water from root to various parts of the plant.
b.) Root-
Roots absorb water and Minerals required for the plant from the soil.
In some plants roots store food.
c.) Flower –
It develops into fruit.
It helps plant to reproduce.
2.) Leaf prepare food for the plant with the help of water, carbon dioxide and in the presence of sunlight and chlorophyll. This process is called photosynthesis. For this leaf is called the food factory of the plant.
3.) Difference between taproot and fibrous root,
Taproot
Thick main root that goes deep into the soil.
Side routes are developed from the main root.
Looks like a long tap.
Ex- Tamarind, guava
Fibrous root
No main root and the roots do not go deep into the soil.
Roots are developed from the base of the stem.
Looks like a bunch.
Ex- Corn, sugarcane
4.) Two examples of:
(a) Fruit having only one seed- Mango, Apricot
(b) Fruit having many seeds- Pomegranate, papaya
5.) Name two free floating plants are pistia and water hyacinth.
6.)
a.) I can see leaf and flower of the plant.
b.) Stem is in the water and root is fixed in the bottom.
Additional Questions-
1) Write the plural nouns.
1) Plant……
2) Tree…..
3) Flower….
4) Root….
5) Leaf…..
6) Mango…..
7) Lily…..
8) Stem….
9) Area…
10) Petal…
Answer
1) Plant – Plants
2) Tree – Trees
3) Flower – Flowers
4) Root – Roots
5) Leaf – Leaves
6) Mango – Mangoes
7) Lily – lilies
8) Stem – Stems
9) Area – Areas
10) Petal – Petals
2) Match the following columns.
1) Root Desert
2) Stem Seedless
3) Leaf Taproot
4) Banana Trunk
5) Alovera photosynthesis
Answer
1) Root -Taproot
2) Stem -Trunk
3) Leaf – Photosynthesis
4) Banana – Seedless
5) Alovera- Desert