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Class 3 Science Parts of A Plant Question Answer

Last updated on June 28th, 2023 at 11:56 pm

Class 3 Parts of A Plant Question Answer

 

Class 3 Parts of A Plant Question Answer | Grade 3 Science Question Answers Question Answers / Solutions /Notes for CBSE / ICSE/State kids

Fill in the blanks:

Roots absorb ……. From the soil. Water

The ………. Is the food factory of the plant. Leaf

Basil and neem leaves are used as ……………. medicines

The part of the plant inside the soil is called the …………. Root

The part of the plant above the ground is called ………...system. Shoot

Trees have thick and woody stems called ……………... Trunk

The process of preparing food by the leaves is called ……………. Photosynthesis

The part of the plant that fixes it in the soil, is the………………. root

Leaves appear green because of the presence of a substance called …………. chlorophyll

Two types of roots are ……………. And ……………………. [taproots and fibrous roots]

…………. carries water and mineral salts from the root to the leaves. Stem

Flat and broad surface of a leaf is called…………… leaf blade or lamina

While making food, the leaves give out……………. gas. Oxygen

The top pointed part of the leaf is called……………leaf tip

Flowers grow from……………. Bud

The brightly coloured part of the flowers are called …………. petals.

Some flowers have a sweet smelling substance called……nectar

………….. Contain a baby plant inside them. Seeds

Seeds are protected by a coat called ……………. seed coat.

Seed grows into a …………. plant

The process by which a seed grows into a baby plant is called……………germination

   

Answer the following questions:

Que: What is a tap root? Give example.

The taproot consists of many small roots that grow from the main root deep in the soil. It grows from the end of the stem. Examples are rose, radish etc.

 

Que: What is root hair?

The root has very fine hairs on its surface, which are called root hairs.

 

Que: What parts of the plant do the shoots bear?

A shoot bears stems, leaves, flowers, fruits, and seeds.

 

Que: What is fibrous root?

A fibrous root is a bunch of thin and small roots that grow from the stem. Example are wheat and grass

 

Que: What are the things plants need to prepare food?

Plants need water, carbon dioxide, and sunlight to prepare food.

 

Que: What is the purpose of a fruit?

Fruits contain seeds, and when these seeds are planted, they grow into new plants.

 

Que: Which part of a plant helps it to carry the food it has prepared to other parts?

The stem carries the food from the leaves to other parts of the plant.

 

Que: How many kinds of roots are there?

Roots can be classified into two types: – Fibrous roots and taproots

 

Que: What is midrib?

A leaf has a main vein in the middle, called the midrib.

 

Que: Define germination.

Germination is the process in which a sapling grows from the seed and becomes a plant.

 

Que: What are the main functions of leaf?

Plants prepare food for themselves with the help of water, sunlight, and carbon dioxide. Carbon dioxide is taken in by the leaves and oxygen is given out through their stomata.

 

Que: What are the main functions of root?

Root performs the following functions:

  • The roots fix the plant into the soil.
  • For the preparation of food, roots absorb water and minerals from the soil.
  • In addition, it prevents soil erosion.

 

Que: What are the main functions of stem?

Stems support branches, leaves, flowers and fruits.

It transports water and minerals absorbed by the roots to the leaves.

Also, it carries the food made by leaves to other parts of the plant.

 

Que: Describe the structure of leaf?

Leaf has a broad flat surface called lamina it has tiny pores on its surface for breathing called stomata.the stalk with which the leaf is attached to the branch is called petiole.

 

 

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