Division of Plants

1. Which plant division is characterized by the absence of vascular tissue?
A) Pteridophyta
B) Bryophyta ✅
C) Gymnosperms
D) Angiosperms
The dominant life stage in mosses is:
A) Sporophyte
B) Gametophyte ✅
C) Seedling
D) Zygote
In which plant division does the sporophyte depend on the gametophyte for nutrition?
A) Pteridophyta
B) Bryophyta ✅
C) Gymnosperms
D) Angiosperms
Lycopodium belongs to which division?
A) Bryophyta
B) Pteridophyta ✅
C) Gymnosperms
D) Angiosperms
The presence of true roots, stems, and leaves first appears in:
A) Bryophyta
B) Pteridophyta ✅
C) Gymnosperms
D) Algae
Which division of plants reproduces by spores rather than seeds?
A) Gymnosperms
B) Pteridophyta ✅
C) Angiosperms
D) Bryophyta
Gymnosperms are also called:
A) Naked seed plants ✅
B) Flowering plants
C) Ferns
D) Mosses
Which of the following is an example of a gymnosperm?
A) Pinus ✅
B) Funaria
C) Equisetum
D) Zea mays
Seeds of gymnosperms are:
A) Enclosed in fruit
B) Naked ✅
C) Non-viable
D) Surrounded by gametophyte only
Angiosperms are also known as:
A) Conifers
B) Flowering plants ✅
C) Mosses
D) Ferns
The characteristic feature of angiosperms is:
A) Production of spores
B) Production of seeds enclosed in fruits ✅
C) Lack of vascular tissue
D) Motile sperm
Which of the following is a monocot plant?
A) Zea mays ✅
B) Pisum sativum
C) Rosa
D) Pinus
Dicots are distinguished from monocots by:
A) One cotyledon
B) Two cotyledons ✅
C) Presence of cones
D) Lack of roots
In bryophytes, water is required for:
A) Photosynthesis
B) Fertilization ✅
C) Spore dispersal
D) Seed formation
The sporangia in ferns are usually located on:
A) Stem
B) Roots
C) Leaves (Sori) ✅
D) Flowers
Heterospory (production of microspores and megaspores) is first seen in:
A) Bryophyta
B) Pteridophyta ✅
C) Gymnosperms
D) Angiosperms
The endosperm in angiosperms is:
A) Haploid
B) Diploid
C) Triploid ✅
D) Tetraploid
Which plant division exhibits alternation of generations?
A) Bryophyta ✅
B) Pteridophyta ✅
C) Gymnosperms ✅
D) All of the above ✅
Which tissue system is first developed in pteridophytes?
A) Dermal
B) Ground
C) Vascular ✅
D) Epidermal
Which plant division has both male and female gametophytes inside the sporophyte?
A) Gymnosperms ✅
B) Pteridophyta
C) Bryophyta
D) Algae
Which of the following is a gymnosperm reproductive structure?
A) Flower
B) Cone ✅
C) Sorus
D) Rhizoid
Conifers typically have:
A) Broad leaves
B) Needle-like leaves ✅
C) Scale-like roots
D) Floating leaves
Which of these is a primary characteristic of angiosperms?
A) Non-motile sperm
B) Double fertilization ✅
C) Naked seeds
D) Dominant gametophyte
The division Bryophyta includes:
A) Mosses ✅
B) Ferns
C) Cycads
D) Grasses
Sphagnum belongs to:
A) Pteridophyta
B) Bryophyta ✅
C) Gymnosperms
D) Angiosperms
Xylem and phloem first appear in:
A) Bryophytes
B) Pteridophytes ✅
C) Gymnosperms
D) Algae
Microspores develop into:
A) Male gametophytes ✅
B) Female gametophytes
C) Sporophytes
D) Zygotes
Megaspores develop into:
A) Male gametophytes
B) Female gametophytes ✅
C) Sporophytes
D) Antheridia
Which plant division has motile sperm with flagella?
A) Bryophyta ✅
B) Gymnosperms
C) Angiosperms
D) Fungi
In angiosperms, pollen grains are:
A) Male gametophytes ✅
B) Female gametophytes
C) Spores
D) Seeds
Which of the following is a monocot characteristic?
A) Parallel leaf venation ✅
B) Reticulate leaf venation
C) Tap root
D) Secondary growth
Reticulate venation is characteristic of:
A) Monocots
B) Dicots ✅
C) Gymnosperms
D) Pteridophytes
Gymnosperms do not produce:
A) Seeds
B) Flowers ✅
C) Pollen
D) Cones
Which bryophyte structure anchors the plant?
A) Rhizoids ✅
B) Roots
C) Stems
D) Leaves
In ferns, the leaf is known as:
A) Frond ✅
B) Blade
C) Needle
D) Petiole
The tallest living plant is a:
A) Moss
B) Fern
C) Gymnosperm (Sequoia) ✅
D) Angiosperm (Rose)
Double fertilization is unique to:
A) Gymnosperms
B) Bryophytes
C) Angiosperms ✅
D) Pteridophytes
Gymnosperm seeds are usually:
A) Endospermic
B) Non-endospermic ✅
C) Dormant only
D) Motile
Which of the following plants is heterosporous?
A) Selaginella ✅
B) Funaria
C) Marchantia
D) Pinus
Which gymnosperm is known as a living fossil?
A) Ginkgo biloba ✅
B) Pinus
C) Cycas
D) Taxus
In mosses, sporophyte is:
A) Free-living
B) Epiphytic
C) Dependent on gametophyte ✅
D) Dominant
Rhizomes are found in:
A) Bryophytes
B) Pteridophytes ✅
C) Gymnosperms
D) Algae
Which plant division shows true secondary growth?
A) Bryophytes
B) Pteridophytes
C) Gymnosperms ✅
D) Algae
Megasporophylls bear:
A) Microsporangia
B) Ovules ✅
C) Antheridia
D) Rhizoids
Microsporophylls bear:
A) Ovules
B) Antheridia
C) Microsporangia ✅
D) Archegonia
The life span of gametophyte in ferns is:
A) Long-lived
B) Short-lived ✅
C) Absent
D) Dominant
The vascular tissue of gymnosperms is:
A) Tracheid only ✅
B) Vessel only
C) Tracheid and vessel
D) Sieve tubes
In angiosperms, endosperm forms after:
A) Single fertilization
B) Double fertilization ✅
C) Pollination
D) Seed dispersal
50. Which of the following is not a gymnosperm?
A) Cycas
B) Pinus
C) Eucalyptus ✅
D) Ginkgo