The Wonderful World of Plants
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Herbs, Shrubs, and Trees
SubtopicHerbs, Shrubs, and Trees under The Wonderful World of Plants for Grade 6 CBSE.
Preview questions (no answers)
- 1.
Which type of plant usually has a single main woody stem called a trunk?
A.Herb
B.Shrub
C.Tree
D.Creeper
- 2.
Sweet potato plants grow along the ground. They are categorized as:
A.Creepers
B.Shrubs
C.Climbers
D.Trees
- 3.
Which of these plants does NOT have a hard stem?
A.Rose
B.Lemon
C.Spinach
D.Banyan
- 4.
Which part of the plant grows above the ground and bears leaves and branches?
A.Root
B.Stem
C.Seed
D.Root hair
- 5.
What happens to the water absorbed by the roots of a plant?
A.It is all stored in the roots
B.It is converted into food in the roots
C.It is conducted by the stem to the leaves
D.It is released into the soil through the stem
- 6.
A student observes a plant with a thin but woody stem that is about the student's height. This plant is most likely a:
A.Herb
B.Tree
C.Shrub
D.Creeper
- 7.
Which of these gases is absorbed by the leaves during the process of photosynthesis?
A.Oxygen
B.Nitrogen
C.Carbon dioxide
D.Hydrogen
- 8.
Which of the following is NOT a herb?
A.Wheat
B.Paddy
C.Cabbage
D.Mango
- 9.
Most herbs are:
A.Perennials (live for many years)
B.Annuals or biennials (live for one or two seasons)
C.Plants with very thick trunks
D.Plants that always need support to grow
- 10.
If you see a plant that is taller than you, has a hard brown stem, and has many branches coming out from the bottom, it is a:
A.Tree
B.Shrub
C.Herb
D.Creeper
Download the worksheet for The Wonderful World of Plants - Herbs, Shrubs, and Trees to practice offline. It includes additional chapter-level practice questions.
Stem, Leaf, and Venation
SubtopicStem, Leaf, and Venation under The Wonderful World of Plants for Grade 6 CBSE.
Preview questions (no answers)
- 1.
What happens to the food prepared by leaves that is not immediately used by the plant?
A.It is released into the air
B.It is stored in different plant parts
C.It is turned into water
D.It is destroyed
- 2.
Which of the following is a characteristic of herbs?
A.Very tall height
B.Thick woody trunk
C.Green and tender stem
D.Branches at the top
- 3.
The thickness of a tree's stem, also called the trunk, increases with:
A.Height only
B.Age of the tree
C.Number of leaves
D.Number of flowers
- 4.
Rose and Jasmine plants are classified as:
A.Herbs
B.Shrubs
C.Trees
D.Creepers
- 5.
Which of the following is a characteristic feature of leaves in cereal plants like barley or wheat?
A.Broad lamina with net-like veins
B.Absence of a midrib
C.Presence of spines instead of lamina
D.Narrow lamina with parallel venation
- 6.
How does the stem support the leaf's primary function of food production?
A.By providing from the air
B.By providing chlorophyll to the leaf
C.By transporting water and minerals to the leaf
D.By absorbing sunlight through its bark
- 7.
What is the primary function of the nodes found on a plant stem?
A.They help in the absorption of water
B.They are the points where leaves and branches originate
C.They store the extra food produced by the plant
D.They prevent the stem from breaking
- 8.
If you compare a rose leaf and a grass leaf, which one shows a net-like pattern of veins?
A.Grass leaf
B.Rose leaf
C.Both show net-like patterns
D.Neither shows a net-like pattern
- 9.
What is the function of the waxy coating (cuticle) on the surface of some leaves?
A.To help the leaf absorb more water
B.To reduce water loss through transpiration
C.To make the leaf look attractive
D.To help the leaf capture more insects
- 10.
Which of the following is a modified stem used for climbing in plants like the grapevine?
A.Spines
B.Stem tendrils
C.Roots
D.Petiole
Download the worksheet for The Wonderful World of Plants - Stem, Leaf, and Venation to practice offline. It includes additional chapter-level practice questions.
Roots: Taproot and Fibrous Roots
SubtopicRoots: Taproot and Fibrous Roots under The Wonderful World of Plants for Grade 6 CBSE.
Preview questions (no answers)
- 1.
Roots absorb water from the soil and transport it to which part next?
A.Fruit
B.Flower
C.Stem
D.Leaf
- 2.
Which of these is NOT a characteristic of a taproot?
A.One main root
B.Deeper penetration
C.Many similar-sized roots from the base
D.Presence of lateral roots
- 3.
Marigold plants have which type of root system?
A.Taproot
B.Fibrous root
C.Aerial root
D.No roots
- 4.
Which part of the plant grows underground and lacks nodes and internodes?
A.Stem
B.Root
C.Branch
D.Leaf
- 5.
Which of the following plants shows a cluster of roots instead of one main root?
A.Tulsi
B.Neem
C.Garlic
D.Banyan
- 6.
Identify the plant that has a taproot system from the options given.
A.Bajra
B.Jowar
C.Pea
D.Paddy
- 7.
What is the common feature between Bamboo and Grass roots?
A.They both have a thick primary root
B.They both have a fibrous root system
C.They both have reticulate venation
D.They both store food in their roots
- 8.
Which statement best describes the difference between the primary root of a dicot and the adventitious roots of a monocot?
A.Primary roots are always underground, adventitious roots are always above ground.
B.Primary roots develop from the radicle, while adventitious roots develop from other parts like the stem.
C.Primary roots are only for storage, adventitious roots are only for anchorage.
D.There is no difference; they are two names for the same thing.
- 9.
A plant has a taproot. Which of the following internal structures is likely found in its seed?
A.One cotyledon
B.Two cotyledons
C.No cotyledons
D.Three cotyledons
- 10.
Which part of the plant embryo is responsible for the formation of the fibrous root system's initial (though short-lived) root?
A.Plumule
B.Radicle
C.Cotyledon
D.Endosperm
Download the worksheet for The Wonderful World of Plants - Roots: Taproot and Fibrous Roots to practice offline. It includes additional chapter-level practice questions.
Structure and Functions of a Flower
SubtopicStructure and Functions of a Flower under The Wonderful World of Plants for Grade 6 CBSE.
Preview questions (no answers)
- 1.
In a flower, the gynoecium is usually located at the:
A.Outermost whorl
B.Second whorl
C.Center of the flower
D.Bottom of the pedicel
- 2.
Which part of the flower is responsible for producing the male reproductive cells?
A.Sepals
B.Stigma
C.Anther
D.Style
- 3.
What is the typical color of the calyx in most flowers?
A.Red
B.Yellow
C.Green
D.Blue
- 4.
Which of these flowers is often eaten as a vegetable?
A.Rose
B.Cauliflower
C.Tulip
D.Lily
- 5.
The diagram shows how certain parts of a flower change after fertilization. If a gardener harvests a tomato, which is a single fruit containing dozens of seeds, what can be concluded about the original flower it developed from?
A.The flower had dozens of separate ovaries, each producing one seed.
B.The flower had a single ovary that contained dozens of ovules.
C.Each seed in the tomato developed from a different flower on the plant.
D.The flower had dozens of stigmas that all shared a single ovule.
- 6.
What happens to the ovule after the male gamete fuses with the female gamete?
A.It becomes a fruit
B.It turns into a leaf
C.It develops into a seed
D.It disappears
- 7.
Which part of the flower acts as a platform for the landing of pollen grains?
A.The ovary
B.The style
C.The stigma
D.The anther
- 8.
What is the biological term for the group of all the petals of a flower collectively?
A.Calyx
B.Corolla
C.Androecium
D.Gynoecium
- 9.
A student finds a flower with 5 sepals, 5 petals, and numerous stamens. Upon closer inspection, the ovary is found to be positioned above the point where the petals and sepals are attached. This ovary is called:
A.An inferior ovary
B.A superior ovary
C.A half-inferior ovary
D.A sterile ovary
- 10.
Which of the following structures is responsible for holding the anther in a position where it can easily come into contact with a pollinator?
A.Style
B.Filament
C.Pedicel
D.Thalamus
Download the worksheet for The Wonderful World of Plants - Structure and Functions of a Flower to practice offline. It includes additional chapter-level practice questions.