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WorksheetsReproduction in Plants - 1
Total questions: 121
Worksheet time: 1hrs 1mins
Reproduction is the process by which...
living organisms kill more organisms of their own kind.
dead organisms produce more organisms of their own kind.
living organisms produce more organisms of their own kind.
living organisms produce more organisms of some other kind.
Reproduction is essential for the __________ and ___________ of a species.
Continuity
Survival
Immunity
Mobility
Two basic modes of reproduction are
Asexual
Bisexual
Sexual
Platonic
What is asexual reproduction?
Production of offspring (new progeny) from a single parent without the fusion of sex cells called gametes.
Production of offspring (new progeny) from two parents without the fusion of sex cells called gametes.
Production of offspring (new progeny) from a single parent with the fusion of sex cells called gametes.
Production of offspring (new progeny) from a single parent without the fusion of sex cells called herpes.
In asexual reproduction, why does the offspring have exactly the same features as the parent?
It is Gods Divine Mercy
Since only one parent is involved
Because it is Control C Control V
Because other parent features are ugly
What is sexual reproduction?
Production of offspring due to diffusion of male sex cells called sperms and female sex cells called eggs or ova
Consumption of offspring due to fusion of male sex cells called sperms and female sex cells called eggs or ova
Production of offspring due to fusion of male sex cells called sperms and female sex cells called eggs or ova
Production of offspring due to fusion of male sex cells called eggs or ova and female sex cells called sperms
Asexual reproduction is common in lower forms of life such as...
Bacteria
Fungi
Algae
Mosses
Asexual reproduction is common in lower forms of life such as...
Bacteria
Fungi
Yogurt
Ferns
What are the different types of asexual reproduction seen in lower plants?
Binary Fission
Decimal Fission
Multiple Fission
Singlular Fission
Binary means _______ and fission means _________.
two, spreading
two, splitting
two, spawning
two, squealing
What is binary fission?
Simple division of multicellular organism into two small daughter cells of roughly equal size.
Simple division of unicellular organism into four small daughter cells of roughly equal size.
Simple division of unicellular organism into two small daughter cells of roughly equal size.
Simple division of unicellular organism into two small grand daughter cells of roughly equal size.
Binary fission kind of reproduction is observed in
Bacteria
Eugene
Yugoslav
Euglena
The thick protective covering around themselves that develops during unfavorable conditions is called
Mist
Rust
Dust
Cyst
When the daughter cells are released from the cyst, they grow into a new organism. This is called
Multiple Vision
Multiple Fission
Multitude Fission
Multivariant Fission
In ______________ many individuals are formed by splitting of a single parent cell.
Multiple fission
Binary fission
Secondary fission
Primary fission
Multiple fission is seen in unicellular algae such as
Cholera
Chlorella
Chlamydominoes
Chlamydomonas
What is budding?
Small bulb-like outgrowth called a fudge that appears on the body of an organism
Small bulb-like outgrowth called a bud that appears on the body of an organism
Big tubelight-like outgrowth called a bud that appears on the body of an organism
Small bulb-like ingrowth called a bud that appears on the body of an organism
Budding is seen in...
Feast
Pests
Beast
Yeast which is a fungus
Breaking of the body of an organism into two or more parts is called
Division
Splitting
Multiple Fission
Fragmentation
The filamentous algae Spirogyra is an example of
Budding
Fragmentation
Multiple fission
Binary Fission
Tiny, spherical, unicellular bodies protected by a thick wall is called
Spores
Fragments
Buds
Smodes
Spores are formed inside
Bean Bags
Spore Sacs
Garbage Bags
Utility Sacs
Give an example of spore formation
Bread pudding (Rhizopus)
Bread mould (Rhizopus)
Bread pakoda (Rhizopus)
Bread omelet (Rhizopus)
What is vegetative propagation?
In some flowering plants, a new plant can fall off from a vegetative part such as root, stem or leaf without the help of any reproductive organ.
In some flowering plants, a new plant can arise from a non-vegetative part such as root, stem or leaf without the help of any reproductive organ.
In some flowering plants, a new plant can arise from a vegetative part such as root, stem or leaf without the help of any reproductive organ.
In some flowering plants, a new plant can arise from a vegetative part such as root, stem or leaf with the help of any reproductive organ.
Vegetative propagation takes place in plants which...
do not produce seeds or
do produce seeds or
whose seeds cannot germinate
whose seeds can germinate
Vegetative propagation is a type of asexual reproduction as...
there is no fusion of gametes and no seed is formed.
there is fusion of gametes but no seed is formed.
there is no fusion of gametes but seed is formed.
there is fusion of gametes and seed is formed.
Vegetative propagation can occur by...
Unnatural as well as
Natural as well as
Lab created methods
Artificial methods
Which of these are underground stems?
Tuber
Corn
Rhizome
Bulb
Which of these is an swollen fleshy underground stem?
Rhizome
Corm
Tuber
Bulb
Potato tuber has many small buds called ________ each of which can grow into small plant.
ears
nose
eyes
pupils
Which of these plants grow from rhizomes?
Ginger
Banana
Canna
Garlic
___________ is a thickened round, underground stem that consists of a swollen base surrounded by scale leaves.
Dorm
Form
Worm
Corm
Gladiofus is an example of
Corm
Tuber
Rhizome
No such plant called Gladiofus
The membranous leaves in bulbs are called
Garlic
Scales
Onion
Tulips
Which of these do not grow from bulbs?
Garlic
Tulips
Sweet Pepper
Lilies
Plants such as sweet potato and dahlia have
fleshy tuberous stems
fleshy tuberous roots
with adventitious buds
with adventurous buds
Which of these plants produce adventitious buds at the margin of the leaves?
Byrophyllum
Kalanchoe
Byrophyllus
Kalinchoe
Why is vegetative propagation used in gardens and nurseries?
because it is a slower method of reproduction
because it is a faster method of reproduction
because it is the only method of reproduction
because it is a faster method of representation
What is the name given for vegetative propagation adopted by human beings?
Artificial Propastation
Artistical Propagation
Artificial Intelligence
Artificial Propagation
Which of these is not a method of artificial propagation?
Cutting
Grafting
Layering
Flowering
The cutting artificial propagation involves...
a part of the root with an axillary bud that is cut from a healthy plant and planted in moist soil.
a part of the stem with an axillary bud that is cut from a healthy plant and planted in moist soil.
a part of the stem with an fixillary bud that is cut from a healthy plant and planted in moist soil.
a part of the stem with an axillary bud that is cut from a diseased plant and planted in moist soil.
Cutting is extensively used by gardeners for growing ...
Rose
Tulips
Bougainvillea
Cacti
In this method, a branch of the plant is bent and a part of it is covered with soil.
Cutting
Tissue Culture
Grafting
Layering
Lemon, rose and jasmine plants are examples of
Cutting
Layering
Grafting
Tissue Culture
Method in which two different plants are combined to obtain a plant with superior qualities.
Cutting
Layering
Grafting
Tissue Culture
A stem cutting called ____________ from one plant is attached and tied to the rooted stem called ____________ from another planet.
Scion, Stock
Score, Store
Scien, Stole
Sciol, Stork
The stork supplies essential nutrients to the scion.
True
False
Grafting is usually done in plants such as...
Mango
Banana
Lily
Rose
Why is grafting done on roses?
Just like that
To get other flowers like lilies and daisies
To get flowers of different colors on one plant
To get rose milkshake like Keventers
In this method, plants are grown artificially in a test tube under laboratory conditions.
Tissue culture
Paper Tissue
Wet Tissue
Issue Culture
Which technique of artificial propagation is called micropropagation?
Cutting
Layering
Tissue culture
Grafting
In Tissue culture, the tissue that is grows into an unorganized mass of cells called...
callus
callum
calus
callous
Small parts of this callus are put in another medium containing hormones to induce ...
cell differentiation and formation of plaintiffs
cell differentiation and formation of plantlets
cell isolation and formation of plantlets
cell differentiation and information of plantlets
Which of these artificial vegetative propagation methods is used for the propagation of ornamental plants?
Tissue Culture
Grafting
Layering
Cutting
Examples of ornamental plants ...
Chrysanthemum
Asparagus
Orchids
Money plant
Plants produced by vegetative propagation bear flowers earlier than those produced from seeds.
True
False
Maybe
IDK
Vegetative propagation is extremely useful for production of seedless plants such as
Banana
Grapes
Sugarcane
Strawberry
New plants produced via vegetative propagation are exactly the same as the parent plant and can survive even in unfavorable conditions.
True
False
Maybe
IDK
All offsprings from the same parent have the same features. So, they are all prone to the same infections, which can result in the destruction of an entire crop.
True
False
Over a period of time, newer generations of plants produced via vegetative propagation gain their vigour.
True
False
In vegetative propagation, there are chances of overcrowding as there is disposal.
True
False
Flowers are the organs of reproduction in seed-bearing plants called...
angiology
angiosperms
angiospleen
angioplasty
The function of flowers is to ...
smell good
pollinate
attract bees
form seeds
Most flowers have 4 whorls or layers arranged in a definite order on a fleshy base called....
thalamus
thanos
receptacle
reception
The 4 whorls in flowers are...
catalyst
corolla
androecium
gynoecium (or pistil)
The outer two whorls comprise the...
calyx (sepals)
corolla (petals)
calys (sepals
corona (petals)
Androecium and ______________ form the inner two whorls of the flower.
gynoecium (or pistol)
gnyoecium (or pistil)
gynocium (or pistil)
gynoecium (carpels)
Which of these whorls do not take part in reproduction?
calyx (sepals)
corolla
androecium
gynoecium (or pistil)
Which of these is the male part of the flower?
Andromeda (stamens)
Androcardium (stamens)
Androecium (stamens)
Androcardio (stamens)
Complete flowers are the ones which...
have all 4 whorls i.e. sepals, petals, calyx and corolla
have all 4 whorls i.e. sepals, petals, androecium and gynoecium
have all 4 whorls i.e. stamens, carpels, androecium and gynoecium
have at least 4 petals and smells really good
Why are complete flowers also called bisexual or hermaphrodite flowers?
Because both androecium and gynoecium are present in them
Because sepals and petals are present in them
Because they are complete
No reason. Just like that.
Examples of complete flowers...
Hibiscus
Rose
Pet
Petunia
Flowers that lack either a male whorl or a female whorl are called...
Inconsiderate flowers
Incomplete flowers
Inconsolable flowers
Inquilab zindabad
Incomplete flowers are unisexual and will be...
either male that is staminate flowers
either male that is pistillate flowers
or female that is pistillate flowers
or female that is staminate flowers
Examples of incomplete flowers are
rose
papaya
maize
petunia
Flowers that have neither androecium or gynoecium are called...
neural flowers
nuclear flowers
neutral flowers
nutella flowers
Examples of neutral flowers are...
papaya
Ray florets
Sunflower
maize
Why must the pollen grains produced in the anther be transferred to the stigma of the pistil?
for fusion of gametes to occur
for fusion of sepals to occur
and seeds to be formed
and gametes to be formed
What is pollination?
process by which the pollen grains from the anther of a flower are transferred to the stylus of the same or another flower
process by which the pollen grains from the nectar of a flower are transferred to the stigma of the same or another flower
process by which the swollen grains from the anther of a flower are transferred to the stigma of the same or another flower
process by which the pollen grains from the anther of a flower are transferred to the stigma of the same or another flower
Natural pollination is of two types...
Artificial pollination
Self pollination
Cross pollination
Selfless pollination
Self pollination occurs when the transfer of pollen grains from the anthers to the stigma of the same flower or another flower...
of the same plant
of another plant of the same species
of the same branch
of the same root
Which of these pollination methods require an external agent?
Self pollination
Cross pollination
Selfless pollination
AntiCross pollination
Which external agents support in cross pollination?
Wind
Water
Insects
Humans
In self pollination
occurs between two flowers of different plants of the same species
external agents are required
pollen grains are produced in large numbers
flowers are usually not attractive
Pollination by insects is called...
entomophiladelphia
entomophily
entomofolly
entomophysics
Which of these flowers are examples of entomophily?
Saliva
Salvia
Rose
Marigold
What are some of the characteristics of entomophily?
flowers are large and brightly colored
flowers are often scented
pollen grains and stigma are sticky
flowers produce nectar and are sweet smelling
Pollination by wind is called...
entomophily
anemophily
anemonia
anemophosphate
Which of these is not a characteristic of wind pollinated flowers?
petals are small and white
they do not produce scent
they produce nectar
stigma is large and feathery
Which of these is not a characteristic of insect pollinated flowers?
stigma is sticky, flat or knob like
pollen grains are produced in large quantity
anthers are detached to short filaments
they produce scent
Hydrophily is...
pollination by insects
pollination by water
pollination by wind
pollination by animals
Hydrophily occurs in aquatic plants such as....
Hydrogen
Hydrilla
Vallisneria
Valencia
In ________________, the male flower is submerged in water.
Vallisneria
Valliveda
Vallisvenue
Vaseline
Example of pollination by animals...
banyan tree
silk cotton tree
coconut tree
palm tree
Which animals also act as agents of pollination?
Birds
Squirrels
Brats
Bats
What is the purpose of artificial pollination?
to produce a new variety of plant with certain neglected characteristics
to produce a new variety of plant with certain required characteristics
to produce a new variety of plant with certain required flower parts
When you have nothing to do and want to kill time
What is hybridization?
Self breeding done by artificial pollination to get a variety of plant which has both the desired characteristics from the parent varieties
Cross breeding done by artificial pollination to get a variety of plant which has both the desired characteristics from the parent varieties
Cross breeding done by natural pollination to get a variety of plant which has both the desired characteristics from the parent varieties
Cross breeding done by artificial pollination to get a variety of plant which has both the desired characteristics from the grandparent varieties
Hybridization has produced many hybrid high-yielding varieties of
sugarcane
wheat
rice
maize
Name the scientist who was an Austrian monk who bred thousands of pea plants by artificial pollination in the botanical garden of his monastery.
George Clooney
Gregor Mcclaine
Gregor Mendel
Gregor Michael
Gregor Mendel established the principles of
inertia
inheritance
and laid the foundations of genetics
and laid the foundations of gametes
Genetics is the study of
genes
jeans
heredity
variation
What is fertilization?
process of fusion of male gamete with the female gamete
process of separation of male gamete with the female gamete
process of fusion of male gene with the female gene
process of fusion of male gamete with another male gamete
The single cell produced as a result of fertilization is called...
zygotia
zygote
zygole
zygone
The zygote divides and grows into an
embryo which has two cotyledons and an zygoteonic axis
embryo which has two cotyledons and an embryonic axis
embryo which has three cotyledons and an embryonic axis
embryo which has four cotyledons and an embryonic axis
The fertilized and developed ovule changes into a
seed
cell
petal
zygote
A seed is a...
fertilized and mature ovule which can grow into a new plant under unfavorable conditions
fertilized and immature ovule which can grow into a new plant under favorable conditions
fertilized and mature ovule which can grow into a new plant under favorable conditions
fertilized and mature ovule which can grow into a new animal under favorable conditions
Why are apple and pear false fruits?
because their ovary does not form their main fleshy parts. It remains as a small central part containing seeds.
because their ovary does form their main fleshy parts. It remains as a small central part containing seeds.
because their ovary does not form their main fleshy parts. It remains as a large central part containing cells.
because their zygote does not form their main fleshy parts. It remains as a small central pistil containing seeds.
After fertilization the ovary develops into a ____________, while the ovules in the ovary develop into __________.
flower, seeds
fruit, seeds
fruit, nectar
flower, nectar
A ________ is a ripened ovary that contains one or more seeds.
fruit
fruit salad
fruit juice
fruit cake
Which of these fruits have fleshy wall of the ovary?
Papaya
Pea
Tomato
Cucumber
The embryo of a seed consists of
two fleshy cotyledons
and a short curved structure called embryonal axis
and a short curved structure called radicle
and a short curved structure called plumule
The embryonal axis consists of...
radicle which is the lower part
radicle which is the upper part
and plumule which is the upper part
and plumule which is the lower part
Which of these forms the root system in a seed?
Radicle
Radical
Plumule
Plum
Which of these grows into the shoot system and consists of a small leafy structure?
Radicle
Plumule
Cotyledons
embryonal axis
The process by which a sleeping or dormant embryo becomes active and grows into a new plant is known as
germination
germicide
germany
germicool
Which of these is required for germination?
Water
suitable temperature
oxygen
carbon
During hybridization, the ___________ of a bisexual flower are removed before their anthers mature.
pistils
perils
sepals
stamens
How do you prevent natural pollination during hybridization?
the flower with gynoecium intact is covered with sand
the flower with gynoecium intact is covered with a paper of muslin bag
the flower with gynoecium intact is covered with rocks, paper and scissors
the flower with gynoecium intact is covered with paper tissues
Stalk of the flower is called
pedicel
pedagogy
pedicycle
pediatrician
Stalk of the flower is called
pedicel
pedagogy
pedicycle
pediatrician
Tiny stalk that bears the anther is called
filament
stamen
sepal
thalamus
