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Kingdom Plantae Questions Answers

Plant Kingdom MCQs
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Kingdom Plantae - Biology Questions

Question 1
Which of the following is the tallest tree of the world?
A
Pinus logifolia
B
Sequoia sempervirens
C
Pinus roxburgii
D
Eucalyptus regnans
Question 2
Endosperm of Pinus is

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A
None of these
B
Female gametophyte
C
Male gametophyte
D
Sporophyte
Question 3
Which one of the following alternatives represents the gametophytic phase in Pinus?
A
Zygote
B
Micro and megaspores
C
Pinus plant
D
Male and female cones
Question 4
Bryophytes are of
A
No value at all
B
Great ecological importance
C
A lot of aesthetic value
D
Great economic value
Question 5
Heterotropic nutrition is found in
A
Opuntia
B
Pistia
C
Drosera
D
Vallisnaria
Question 6
In Dryopteris
A
Sporophyte is parasitic over gametophyte
B
None of these
C
Sporophyte is independent
D
Both
Question 7
A fern prothallus is bisexual. If fertilization takes place between their gametes then it is known as
A
Self fertilization
B
Viviparous
C
Cros fertilization
D
Isogamous
Question 8
Alga rich in protein is
A
Ulothrix
B
Oscillatoria
C
Spirogyra
D
Chlorella
Question 9
Non-motile male gametes are formed in
A
Pinus
B
Selaginella
C
Fern
D
Funaria
Question 10
The gametophyte of fern bears
A
Archegonia
B
Antheridia
C
Both
D
None of these
Question 11
In Cycas, the endosperm is

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A
Sporophytic structure
B
Gametophytic structure
C
New structure
D
Formed after fertilization
Question 12
In Spirogyra
A
The filaments showing scalariform conjugation are homothallic
B
The filaments showing lateral conjugation are homothallic
C
The filaments showing lateral conjugation are heterothallic
D
Asexual reproduction occurs by zoospores
Question 13
Thermal algae are forms which grow and survive
A
In deserts where the temperature in summer remains around 70°C
B
In hot water springs where the temperature remains around 70°C
C
In tropical regions where the temperature range is high
D
On the huge rocks exposed to bright sunlight
Question 14
The number of male prothellial cells in Selaginella  are
A
Two
B
One
C
Nil
D
Four
Question 15
Fruitless flowering plants are called
A
Primitive
B
Angiosperms
C
Sterile plants
D
Gymnosperms
Question 16
Cycas occurs commonly in
A
Europe
B
South East Asia
C
North America
D
South America
Question 17
Algae attached to stone is called
A
Epifolic
B
Coenolithic
C
Epilithic
D
None of these
Question 18
Number of flagella present in the gametes of Ulothrix is
A
Three
B
Two
C
Four
D
One
Question 19
The prothallus of fern is
A
Dorsiventral
B
Green
C
All of these
D
Heart-shaped
Question 20
How many archegonia develop on one gametophyte of Cycas?
A
1
B
1 – 5
C
3 – 6
D
2
Question 21
The apophysis region of capsule is concerned with

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A
Photosynthesis
B
Dispersal of spores
C
Formation of spores
D
Retention of moisture
There are 21 questions to complete.
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