CBSE Class: 6 NCERT Science Chapter: 7 free notes / extra questions / inside questions | GETTING TO KNOW PLANTS | part I
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CBSE Class: 6 NCERT Science Chapter: 7 free notes / extra questions / inside questions | GETTING TO KNOW PLANTS | part I
1. What are the parts of any plant?
ANSWER:
The parts of a plant are
- Roots
- Stem
- Branches
- Leaves
- Flowers
2. How are differences determined in different kinds of plants?
ANSWER:
Differences among different kinds are determined by their parts and color.
3. What are the different categories in which plants are distinguished?
ANSWER:
The different categories in which plants are distinguished are
- Herbs
- Shrubs
- Trees
- Creepers
- Climbers
4. What do you mean by herbs?
ANSWER:
Such plants which have green and tender stems are known as herbs.
5. What do you mean by shrubs?
ANSWER:
Such plants which have stems branching out around the stem but also are not very thick are known as shrubs.
6. What do you mean by trees?
ANSWER:
Such plants that are quite taller than the other types of plants, and have hard and thick brown stems, have branches in the upper part and are much above the ground, are known as trees.
7. What do you mean by creepers?
ANSWER:
Such plants which have weak stems that cannot stand upright and spread on the ground, are known as creepers.
8. What do you mean by climbers?
ANSWER:
Such plants that take support on their surrounding objects or structures and climb up, are known as climbers.
9. Give some examples of herb plants.
ANSWER:
Some examples of herb plants are
- rosemary
- tulsi
- mint
10. Give some examples of shrub plants.
ANSWER:
Some examples of shrub plants are
- Jasmine
- lavender
- rose
11. Give some examples of tree plants.
ANSWER:
Some examples of tree plants are
- Mango
- Apple
- Banyan
12. Give some examples of creeper plants.
ANSWER:
Some examples of creeper plants are
- Watermelon
- Pumpkin
- Cucumber
13. Give some examples of climber plants.
ANSWER:
Some examples of climber plants are
- ivy
- beans
- peas
14. Draw a diagram of any plant and label its parts.
ANSWER:
15. What are the functions of a stem of any plant?
ANSWER:
Functions of a stem of any plant are
- Conducts water which goes to leaves and other part of the plant attached to the stem through narrow tubes present in it.
- Food also travels through it.
- And also conducts minerals.
16. Draw a diagram of a leaf and neatly label its parts in it as well.
ANSWER:
17. Name the parts of a leaf.
ANSWER:
The parts of a leaf are
- Petiole
- Lamina
- Veins
- Midrib
18. What do you mean by petiole?
ANSWER:
The part of the leaf by which it is attached to the stem, is known as petiole.
19. What do you mean by lamina?
ANSWER:
The broad green part present on the leaf is known as lamina.
20. What do you mean by veins?
ANSWER:
The lines visible on the leaf are known as veins.
21. What do you mean by midrib?
ANSWER:
a thick vein in the middle of the leaf are known as midrib.
22. What do you mean by leaf venation?
ANSWER:
The designs made by veins in a leaf are known as leaf venation.
23. What are the types of leaf venation?
ANSWER:
The types of leaf venation are
- Reticulate venation
- Parallel venation
24. What do you mean by reticulate venation?
ANSWER:
The net like designs on both sides of the midrib is known as reticular venation.
25. What do you mean by parallel venation?
ANSWER:
The veins forming parallel to each other on the leaf is known as parallel venation.
26. What are the functions of leaves?
ANSWER:
The functions of leaves are
- Transpiration
- Photosynthesis
27. What do you mean by transpiration?
ANSWER:
The process in which water comes out of leaves on the form of vapor is known as transpiration.
28. What do you mean by photosynthesis?
ANSWER:
The process in which leaves prepare their food in the presence of sunlight and a green color substance present in them, using water and carbon dioxide and releases oxygen during this, is known as photosynthesis.
The food is said to be stored in different parts of the plant.
29. Where are roots located?
ANSWER:
The roots are located in soil.
30. What are the functions of roots?
ANSWER:
The functions of roots are
- Helps in holding the plant firmly in the soil or anchor.
- Absorbs water and minerals from soil.
31. What are the parts of a root?
ANSWER:
The parts of a root are
- tap root
- lateral root
32. What are the types of roots?
ANSWER:
The types of roots are
- Fibrous root
- Tap root
33. What do you mean by tap root?
ANSWER:
Such root in which there are two parts which are namely-
- tap root [upper part of the roots]
- lateral root [smaller part of the roots]
Are thus known as tap roots.
34. What do you mean by fibrous roots?
ANSWER:
Such roots in which all of them seem similar and have no main root is known as fibrous roots.
35. Give some examples of plants that have tap root type.
ANSWER:
Some examples of plants that have tap root type are
- turnip
- carrot
- radish
36. Give some examples of plants that have fibrous root type.
ANSWER:
Some examples of plants that have fibrous root type are
- Maize
- rice
- wheat
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