Important Notes for CBSE Class 6 Science Chapter 7 – Getting to Know Plants. Getting to Know Plants Class 6 Notes and Study Material Download in PDF form.
Getting to Know Plants Notes | Getting to Know Plants Class 6 Notes | Getting to Know Plants Quick Revision | Getting to Know Plants Class 6 Quick Revision Notes | Science Class 6 Ch 7 Notes | NCERT Class 6 Science Chapter 7 Notes PDF.
Getting to know plants
Plants can be classified into three categories ;
Herbs , shrubs , tree.
a) Herbs :
Plants with green and tender stem are called herbs . They are usually short and may not have many branches .
Example : mint , coriander etc.
b) Shrubs :
Some plants have the stem branching out near the base . The stem is hard but not very thick . Such plants are called shrubs .
Example : Tulsi , rose etc.
c) Tree :
Some plants are very tall and have hard and very thick brown stem . The stem have beaches in the upper part much above the ground . Such plants are called tree.
Example : Mango tree , Neem tree , banyan tree. Etc.
-
Creepers :
Plants with weak stem that can not stand up right and spread on the ground are called creepers .
Example : pumpkin , watermelon etc.
-
Climbers :
Those plant take support on neighbouring structure and climb up are called climbers .
Example: grapevine , pea , money plants etc.
Parts of plants :
Stem :
- Stem usually above the ground . It breads leaves , branches , buds , flowers, fruits etc.
- The water and minerals go to the leaves and other plants Parts that attached to the stem . Through the narrow tube inside the stem.
Leaves :
- Usually above the ground and help in photosynthesis .
- Leaves parts (lamina beard green part – chlorophyll and petiole attached to the stem )
Transpiration :
Water come out from the plants leaves in the form of water vapour in known as transpiration.
Photosynthesis :
- Photosynthesis is a process by which leaves prepared their food in the presence of sunlight .
- Convert water, carbon dioxide in the presence of sunlight to food in the form of glucose and oxygen is released.
Root :
Root absorbed water and minerals from the soil and stem conduct these to leaves and other parts of the plants . Root are following type.
- Tap root :
Main root of plants that grown directly downward .
Example : carrot , beetroot etc .
- Lateral root :
Smaller root of the plants known as lateral root.
Example : gymnosperm plants.
- Fibrous root:
Plants with root as shown do not have main root .all root seen similarly and these root are called fibrous root.
Example : grasses , wheat , rice etc.
Parts of Flower :
Petals :
The prominent part of the open flower, these are petals. Different flowers have different colours petals.
Sepal:
Small leaf like structure are called sepals.
Pistil :
- The inner most parts of the flowers is called pistil .
- Parts of pistil include style , stigma and ovary .
- Parts of stamen include anther and filament .
Ovary :
The lowermost and swollen part of the pistil are called ovary .
Ovules :
The small beads like structure inside the ovary called ovules.
Getting to know Plants Class 6 Notes