3-4 Questions
Avg NEET Questions/Year
12-16 Marks
Weightage Impact
20 MCQs
Question Bank Size
Key Focus Areas: Root/Stem modifications, Inflorescence, Floral diagrams & formulas, Placentation types.
Complete Morphology of Flowering Plants Question Bank & Solutions (20 Questions)
Q1 of 20
NEET NCERT Line-by-Line
Pneumatophores are found in:
(A)
Banyan
(B)
Maize
(C)
Rhizophora (mangrove)
(D)
Carrot
Show Answer & NCERT Explanation
Correct Answer: (C) Rhizophora (mangrove)
Mangroves like Rhizophora form upward 'breathing' roots (pneumatophores).
Q2 of 20
NEET NCERT Line-by-Line
Stilt roots arise in:
(A)
Banyan
(B)
Maize and sugarcane
(C)
Mustard
(D)
Sweet potato
Show Answer & NCERT Explanation
Correct Answer: (B) Maize and sugarcane
Maize and sugarcane develop supporting stilt roots from lower nodes.
Q3 of 20
NEET NCERT Line-by-Line
A potato is a modified:
(A)
Root
(B)
Stem (tuber)
(C)
Leaf
(D)
Fruit
Show Answer & NCERT Explanation
Correct Answer: (B) Stem (tuber)
The potato is an underground stem tuber — it has nodes, eyes (buds) and scale leaves.
Q4 of 20
NEET NCERT Line-by-Line
Parallel venation is characteristic of:
(A)
Dicots
(B)
Monocots
(C)
Ferns
(D)
Mosses
Show Answer & NCERT Explanation
Correct Answer: (B) Monocots
Monocots show parallel venation; dicots show reticulate.
Q5 of 20
NEET NCERT Line-by-Line
In racemose inflorescence, flowers open:
(A)
Basipetally
(B)
Acropetally
(C)
Simultaneously
(D)
Randomly
Show Answer & NCERT Explanation
Correct Answer: (B) Acropetally
Racemose = acropetal (older flowers below, younger above); the axis keeps growing.
Q6 of 20
NEET NCERT Line-by-Line
Marginal placentation is seen in:
(A)
Tomato
(B)
Pea
(C)
Mustard
(D)
Sunflower
Show Answer & NCERT Explanation
Correct Answer: (B) Pea
Pea shows marginal placentation (ovules along the ventral suture).
Q7 of 20
NEET NCERT Line-by-Line
Axile placentation occurs in:
(A)
Pea
(B)
Mustard
(C)
Lemon/tomato
(D)
Dianthus
Show Answer & NCERT Explanation
Correct Answer: (C) Lemon/tomato
Lemon and tomato show axile placentation.
Q8 of 20
NEET NCERT Line-by-Line
An epigynous flower (inferior ovary) is:
(A)
Mustard
(B)
China rose
(C)
Guava
(D)
Pea
Show Answer & NCERT Explanation
Correct Answer: (C) Guava
Guava (and cucumber, sunflower) have an inferior ovary → epigynous.
Q9 of 20
NEET NCERT Line-by-Line
Vexillary aestivation is typical of:
(A)
Solanaceae
(B)
Liliaceae
(C)
Fabaceae
(D)
Brassicaceae
Show Answer & NCERT Explanation
Correct Answer: (C) Fabaceae
The pea family Fabaceae shows vexillary aestivation.
Q10 of 20
NEET NCERT Line-by-Line
Diadelphous stamens A(9)+1 are found in:
(A)
Liliaceae
(B)
Fabaceae
(C)
Solanaceae
(D)
Asteraceae
Show Answer & NCERT Explanation
Correct Answer: (B) Fabaceae
Fabaceae — nine fused stamens + one free (diadelphous).
Q11 of 20
NEET NCERT Line-by-Line
The fruit wall is collectively called the:
(A)
Testa
(B)
Pericarp
(C)
Tegmen
(D)
Aleurone
Show Answer & NCERT Explanation
Correct Answer: (B) Pericarp
The fruit wall is the pericarp (epicarp + mesocarp + endocarp).
Q12 of 20
NEET NCERT Line-by-Line
In a maize seed, the stored food is mainly in the:
(A)
Cotyledons
(B)
Endosperm
(C)
Radicle
(D)
Plumule
Show Answer & NCERT Explanation
Correct Answer: (B) Endosperm
Monocot (maize) seeds store food in the endosperm; the single cotyledon is the scutellum.
Q13 of 20
NEET NCERT Line-by-Line
Tetradynamous condition (4 long + 2 short stamens) is seen in:
(A)
Pea
(B)
Mustard
(C)
Lily
(D)
Tomato
Show Answer & NCERT Explanation
Correct Answer: (B) Mustard
Mustard (Brassicaceae) shows tetradynamous stamens (A2+4).
Q14 of 20
NEET NCERT Line-by-Line
Onion and garlic belong to which family?
(A)
Fabaceae
(B)
Solanaceae
(C)
Liliaceae
(D)
Brassicaceae
Show Answer & NCERT Explanation
Correct Answer: (C) Liliaceae
Onion, garlic, tulip and Aloe belong to Liliaceae (monocots).
Q15 of 20
NEET NCERT Line-by-Line
An apple is an example of a:
(A)
True fruit
(B)
False fruit
(C)
Drupe
(D)
Berry
Show Answer & NCERT Explanation
Correct Answer: (B) False fruit
Apple is a false fruit — the fleshy edible part develops from the thalamus.
Q16 of 20
NEET NCERT Line-by-Line
Phylloclade (flattened green stem) is seen in:
(A)
Pea
(B)
Opuntia
(C)
Onion
(D)
Banyan
Show Answer & NCERT Explanation
Correct Answer: (B) Opuntia
Opuntia has a phylloclade — a flattened photosynthetic stem.
Q17 of 20
NEET NCERT Line-by-Line
Whorled phyllotaxy means:
(A)
One leaf per node
(B)
Two leaves per node
(C)
More than two leaves per node
(D)
No leaves
Show Answer & NCERT Explanation
Correct Answer: (C) More than two leaves per node
Whorled phyllotaxy has more than two leaves at a node (e.g. Alstonia).
Q18 of 20
NEET NCERT Line-by-Line
Root nodules that fix nitrogen are a feature of:
(A)
Solanaceae
(B)
Liliaceae
(C)
Fabaceae
(D)
Asteraceae
Show Answer & NCERT Explanation
Correct Answer: (C) Fabaceae
Fabaceae roots bear nodules with N₂-fixing bacteria.
Q19 of 20
NEET NCERT Line-by-Line
In the floral formula, an underlined G indicates:
(A)
Inferior ovary
(B)
Superior ovary
(C)
Fused carpels
(D)
Bisexual flower
Show Answer & NCERT Explanation
Correct Answer: (B) Superior ovary
An underlined G denotes a superior ovary (hypogynous); a bar above G denotes inferior.
Q20 of 20
NEET NCERT Line-by-Line
The standard, wings and keel together form the corolla of:
(A)
Lily
(B)
Pea (papilionaceous)
(C)
Tomato
(D)
Mustard
Show Answer & NCERT Explanation
Correct Answer: (B) Pea (papilionaceous)
The papilionaceous pea corolla = 1 standard + 2 wings + 2 keel petals.
Frequently Asked Questions (Morphology of Flowering Plants)
What are the main types of placentation in flowering plants?
The 5 main types of placentation are Marginal (e.g., Pea), Axile (e.g., China Rose, Tomato, Lemon), Parietal (e.g., Mustard, Argemone), Free Central (e.g., Dianthus, Primrose), and Basal (e.g., Sunflower, Marigold).
How can I download the Morphology of Flowering Plants PYQ PDF?
You can use the 1-Click "Download Printable Practice PDF" button on this page to instantly save or print the full question bank with NCERT explanations offline.