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Reproduction in Plants - 1

Total questions: 121

Worksheet time: 1hrs 1mins

Name
Class
Date
1.

Reproduction is the process by which...

a)

living organisms kill more organisms of their own kind.

b)

dead organisms produce more organisms of their own kind.

c)

living organisms produce more organisms of their own kind.

d)

living organisms produce more organisms of some other kind.

2.

Reproduction is essential for the __________ and ___________ of a species.

a)

Continuity

b)

Survival

c)

Immunity

d)

Mobility

3.

Two basic modes of reproduction are

a)

Asexual

b)

Bisexual

c)

Sexual

d)

Platonic

4.

What is asexual reproduction?

a)

Production of offspring (new progeny) from a single parent without the fusion of sex cells called gametes.

b)

Production of offspring (new progeny) from two parents without the fusion of sex cells called gametes.

c)

Production of offspring (new progeny) from a single parent with the fusion of sex cells called gametes.

d)

Production of offspring (new progeny) from a single parent without the fusion of sex cells called herpes.

5.

In asexual reproduction, why does the offspring have exactly the same features as the parent?

a)

It is Gods Divine Mercy

b)

Since only one parent is involved

c)

Because it is Control C Control V

d)

Because other parent features are ugly

6.

What is sexual reproduction?

a)

Production of offspring due to diffusion of male sex cells called sperms and female sex cells called eggs or ova

b)

Consumption of offspring due to fusion of male sex cells called sperms and female sex cells called eggs or ova

c)

Production of offspring due to fusion of male sex cells called sperms and female sex cells called eggs or ova

d)

Production of offspring due to fusion of male sex cells called eggs or ova and female sex cells called sperms

7.

Asexual reproduction is common in lower forms of life such as...

a)

Bacteria

b)

Fungi

c)

Algae

d)

Mosses

8.

Asexual reproduction is common in lower forms of life such as...

a)

Bacteria

b)

Fungi

c)

Yogurt

d)

Ferns

9.

What are the different types of asexual reproduction seen in lower plants?

a)

Binary Fission

b)

Decimal Fission

c)

Multiple Fission

d)

Singlular Fission

10.

Binary means _______ and fission means _________.

a)

two, spreading

b)

two, splitting

c)

two, spawning

d)

two, squealing

11.

What is binary fission?

a)

Simple division of multicellular organism into two small daughter cells of roughly equal size.

b)

Simple division of unicellular organism into four small daughter cells of roughly equal size.

c)

Simple division of unicellular organism into two small daughter cells of roughly equal size.

d)

Simple division of unicellular organism into two small grand daughter cells of roughly equal size.

12.

Binary fission kind of reproduction is observed in

a)

Bacteria

b)

Eugene

c)

Yugoslav

d)

Euglena

13.

The thick protective covering around themselves that develops during unfavorable conditions is called

a)

Mist

b)

Rust

c)

Dust

d)

Cyst

14.

When the daughter cells are released from the cyst, they grow into a new organism. This is called

a)

Multiple Vision

b)

Multiple Fission

c)

Multitude Fission

d)

Multivariant Fission

15.

In ______________ many individuals are formed by splitting of a single parent cell.

a)

Multiple fission

b)

Binary fission

c)

Secondary fission

d)

Primary fission

16.

Multiple fission is seen in unicellular algae such as

a)

Cholera

b)

Chlorella

c)

Chlamydominoes

d)

Chlamydomonas

17.

What is budding?

a)

Small bulb-like outgrowth called a fudge that appears on the body of an organism

b)

Small bulb-like outgrowth called a bud that appears on the body of an organism

c)

Big tubelight-like outgrowth called a bud that appears on the body of an organism

d)

Small bulb-like ingrowth called a bud that appears on the body of an organism

18.

Budding is seen in...

a)

Feast

b)

Pests

c)

Beast

d)

Yeast which is a fungus

19.

Breaking of the body of an organism into two or more parts is called

a)

Division

b)

Splitting

c)

Multiple Fission

d)

Fragmentation

20.

The filamentous algae Spirogyra is an example of

a)

Budding

b)

Fragmentation

c)

Multiple fission

d)

Binary Fission

21.

Tiny, spherical, unicellular bodies protected by a thick wall is called

a)

Spores

b)

Fragments

c)

Buds

d)

Smodes

22.

Spores are formed inside

a)

Bean Bags

b)

Spore Sacs

c)

Garbage Bags

d)

Utility Sacs

23.

Give an example of spore formation

a)

Bread pudding (Rhizopus)

b)

Bread mould (Rhizopus)

c)

Bread pakoda (Rhizopus)

d)

Bread omelet (Rhizopus)

24.

What is vegetative propagation?

a)

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.

b)

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.

c)

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.

d)

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.

25.

Vegetative propagation takes place in plants which...

a)

do not produce seeds or

b)

do produce seeds or

c)

whose seeds cannot germinate

d)

whose seeds can germinate

26.

Vegetative propagation is a type of asexual reproduction as...

a)

there is no fusion of gametes and no seed is formed.

b)

there is fusion of gametes but no seed is formed.

c)

there is no fusion of gametes but seed is formed.

d)

there is fusion of gametes and seed is formed.

27.

Vegetative propagation can occur by...

a)

Unnatural as well as

b)

Natural as well as

c)

Lab created methods

d)

Artificial methods

28.

Which of these are underground stems?

a)

Tuber

b)

Corn

c)

Rhizome

d)

Bulb

29.

Which of these is an swollen fleshy underground stem?

a)

Rhizome

b)

Corm

c)

Tuber

d)

Bulb

30.

Potato tuber has many small buds called ________ each of which can grow into small plant.

a)

ears

b)

nose

c)

eyes

d)

pupils

31.

Which of these plants grow from rhizomes?

a)

Ginger

b)

Banana

c)

Canna

d)

Garlic

32.

___________ is a thickened round, underground stem that consists of a swollen base surrounded by scale leaves.

a)

Dorm

b)

Form

c)

Worm

d)

Corm

33.

Gladiofus is an example of

a)

Corm

b)

Tuber

c)

Rhizome

d)

No such plant called Gladiofus

34.

The membranous leaves in bulbs are called

a)

Garlic

b)

Scales

c)

Onion

d)

Tulips

35.

Which of these do not grow from bulbs?

a)

Garlic

b)

Tulips

c)

Sweet Pepper

d)

Lilies

36.

Plants such as sweet potato and dahlia have

a)

fleshy tuberous stems

b)

fleshy tuberous roots

c)

with adventitious buds

d)

with adventurous buds

37.

Which of these plants produce adventitious buds at the margin of the leaves?

a)

Byrophyllum

b)

Kalanchoe

c)

Byrophyllus

d)

Kalinchoe

38.

Why is vegetative propagation used in gardens and nurseries?

a)

because it is a slower method of reproduction

b)

because it is a faster method of reproduction

c)

because it is the only method of reproduction

d)

because it is a faster method of representation

39.

What is the name given for vegetative propagation adopted by human beings?

a)

Artificial Propastation

b)

Artistical Propagation

c)

Artificial Intelligence

d)

Artificial Propagation

40.

Which of these is not a method of artificial propagation?

a)

Cutting

b)

Grafting

c)

Layering

d)

Flowering

41.

The cutting artificial propagation involves...

a)

a part of the root with an axillary bud that is cut from a healthy plant and planted in moist soil.

b)

a part of the stem with an axillary bud that is cut from a healthy plant and planted in moist soil.

c)

a part of the stem with an fixillary bud that is cut from a healthy plant and planted in moist soil.

d)

a part of the stem with an axillary bud that is cut from a diseased plant and planted in moist soil.

42.

Cutting is extensively used by gardeners for growing ...

a)

Rose

b)

Tulips

c)

Bougainvillea

d)

Cacti

43.

In this method, a branch of the plant is bent and a part of it is covered with soil.

a)

Cutting

b)

Tissue Culture

c)

Grafting

d)

Layering

44.

Lemon, rose and jasmine plants are examples of

a)

Cutting

b)

Layering

c)

Grafting

d)

Tissue Culture

45.

Method in which two different plants are combined to obtain a plant with superior qualities.

a)

Cutting

b)

Layering

c)

Grafting

d)

Tissue Culture

46.

A stem cutting called ____________ from one plant is attached and tied to the rooted stem called ____________ from another planet.

a)

Scion, Stock

b)

Score, Store

c)

Scien, Stole

d)

Sciol, Stork

47.

The stork supplies essential nutrients to the scion.

a)

True

b)

False

48.

Grafting is usually done in plants such as...

a)

Mango

b)

Banana

c)

Lily

d)

Rose

49.

Why is grafting done on roses?

a)

Just like that

b)

To get other flowers like lilies and daisies

c)

To get flowers of different colors on one plant

d)

To get rose milkshake like Keventers

50.

In this method, plants are grown artificially in a test tube under laboratory conditions.

a)

Tissue culture

b)

Paper Tissue

c)

Wet Tissue

d)

Issue Culture

51.

Which technique of artificial propagation is called micropropagation?

a)

Cutting

b)

Layering

c)

Tissue culture

d)

Grafting

52.

In Tissue culture, the tissue that is grows into an unorganized mass of cells called...

a)

callus

b)

callum

c)

calus

d)

callous

53.

Small parts of this callus are put in another medium containing hormones to induce ...

a)

cell differentiation and formation of plaintiffs

b)

cell differentiation and formation of plantlets

c)

cell isolation and formation of plantlets

d)

cell differentiation and information of plantlets

54.

Which of these artificial vegetative propagation methods is used for the propagation of ornamental plants?

a)

Tissue Culture

b)

Grafting

c)

Layering

d)

Cutting

55.

Examples of ornamental plants ...

a)

Chrysanthemum

b)

Asparagus

c)

Orchids

d)

Money plant

56.

Plants produced by vegetative propagation bear flowers earlier than those produced from seeds.

a)

True

b)

False

c)

Maybe

d)

IDK

57.

Vegetative propagation is extremely useful for production of seedless plants such as

a)

Banana

b)

Grapes

c)

Sugarcane

d)

Strawberry

58.

New plants produced via vegetative propagation are exactly the same as the parent plant and can survive even in unfavorable conditions.

a)

True

b)

False

c)

Maybe

d)

IDK

59.

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.

a)

True

b)

False

60.

Over a period of time, newer generations of plants produced via vegetative propagation gain their vigour.

a)

True

b)

False

61.

In vegetative propagation, there are chances of overcrowding as there is disposal.

a)

True

b)

False

62.

Flowers are the organs of reproduction in seed-bearing plants called...

a)

angiology

b)

angiosperms

c)

angiospleen

d)

angioplasty

63.

The function of flowers is to ...

a)

smell good

b)

pollinate

c)

attract bees

d)

form seeds

64.

Most flowers have 4 whorls or layers arranged in a definite order on a fleshy base called....

a)

thalamus

b)

thanos

c)

receptacle

d)

reception

65.

The 4 whorls in flowers are...

a)

catalyst

b)

corolla

c)

androecium

d)

gynoecium (or pistil)

66.

The outer two whorls comprise the...

a)

calyx (sepals)

b)

corolla (petals)

c)

calys (sepals

d)

corona (petals)

67.

Androecium and ______________ form the inner two whorls of the flower.

a)

gynoecium (or pistol)

b)

gnyoecium (or pistil)

c)

gynocium (or pistil)

d)

gynoecium (carpels)

68.

Which of these whorls do not take part in reproduction?

a)

calyx (sepals)

b)

corolla

c)

androecium

d)

gynoecium (or pistil)

69.

Which of these is the male part of the flower?

a)

Andromeda (stamens)

b)

Androcardium (stamens)

c)

Androecium (stamens)

d)

Androcardio (stamens)

70.

Complete flowers are the ones which...

a)

have all 4 whorls i.e. sepals, petals, calyx and corolla

b)

have all 4 whorls i.e. sepals, petals, androecium and gynoecium

c)

have all 4 whorls i.e. stamens, carpels, androecium and gynoecium

d)

have at least 4 petals and smells really good

71.

Why are complete flowers also called bisexual or hermaphrodite flowers?

a)

Because both androecium and gynoecium are present in them

b)

Because sepals and petals are present in them

c)

Because they are complete

d)

No reason. Just like that.

72.

Examples of complete flowers...

a)

Hibiscus

b)

Rose

c)

Pet

d)

Petunia

73.

Flowers that lack either a male whorl or a female whorl are called...

a)

Inconsiderate flowers

b)

Incomplete flowers

c)

Inconsolable flowers

d)

Inquilab zindabad

74.

Incomplete flowers are unisexual and will be...

a)

either male that is staminate flowers

b)

either male that is pistillate flowers

c)

or female that is pistillate flowers

d)

or female that is staminate flowers

75.

Examples of incomplete flowers are

a)

rose

b)

papaya

c)

maize

d)

petunia

76.

Flowers that have neither androecium or gynoecium are called...

a)

neural flowers

b)

nuclear flowers

c)

neutral flowers

d)

nutella flowers

77.

Examples of neutral flowers are...

a)

papaya

b)

Ray florets

c)

Sunflower

d)

maize

78.

Why must the pollen grains produced in the anther be transferred to the stigma of the pistil?

a)

for fusion of gametes to occur

b)

for fusion of sepals to occur

c)

and seeds to be formed

d)

and gametes to be formed

79.

What is pollination?

a)

process by which the pollen grains from the anther of a flower are transferred to the stylus of the same or another flower

b)

process by which the pollen grains from the nectar of a flower are transferred to the stigma of the same or another flower

c)

process by which the swollen grains from the anther of a flower are transferred to the stigma of the same or another flower

d)

process by which the pollen grains from the anther of a flower are transferred to the stigma of the same or another flower

80.

Natural pollination is of two types...

a)

Artificial pollination

b)

Self pollination

c)

Cross pollination

d)

Selfless pollination

81.

Self pollination occurs when the transfer of pollen grains from the anthers to the stigma of the same flower or another flower...

a)

of the same plant

b)

of another plant of the same species

c)

of the same branch

d)

of the same root

82.

Which of these pollination methods require an external agent?

a)

Self pollination

b)

Cross pollination

c)

Selfless pollination

d)

AntiCross pollination

83.

Which external agents support in cross pollination?

a)

Wind

b)

Water

c)

Insects

d)

Humans

84.

In self pollination

a)

occurs between two flowers of different plants of the same species

b)

external agents are required

c)

pollen grains are produced in large numbers

d)

flowers are usually not attractive

85.

Pollination by insects is called...

a)

entomophiladelphia

b)

entomophily

c)

entomofolly

d)

entomophysics

86.

Which of these flowers are examples of entomophily?

a)

Saliva

b)

Salvia

c)

Rose

d)

Marigold

87.

What are some of the characteristics of entomophily?

a)

flowers are large and brightly colored

b)

flowers are often scented

c)

pollen grains and stigma are sticky

d)

flowers produce nectar and are sweet smelling

88.

Pollination by wind is called...

a)

entomophily

b)

anemophily

c)

anemonia

d)

anemophosphate

89.

Which of these is not a characteristic of wind pollinated flowers?

a)

petals are small and white

b)

they do not produce scent

c)

they produce nectar

d)

stigma is large and feathery

90.

Which of these is not a characteristic of insect pollinated flowers?

a)

stigma is sticky, flat or knob like

b)

pollen grains are produced in large quantity

c)

anthers are detached to short filaments

d)

they produce scent

91.

Hydrophily is...

a)

pollination by insects

b)

pollination by water

c)

pollination by wind

d)

pollination by animals

92.

Hydrophily occurs in aquatic plants such as....

a)

Hydrogen

b)

Hydrilla

c)

Vallisneria

d)

Valencia

93.

In ________________, the male flower is submerged in water.

a)

Vallisneria

b)

Valliveda

c)

Vallisvenue

d)

Vaseline

94.

Example of pollination by animals...

a)

banyan tree

b)

silk cotton tree

c)

coconut tree

d)

palm tree

95.

Which animals also act as agents of pollination?

a)

Birds

b)

Squirrels

c)

Brats

d)

Bats

96.

What is the purpose of artificial pollination?

a)

to produce a new variety of plant with certain neglected characteristics

b)

to produce a new variety of plant with certain required characteristics

c)

to produce a new variety of plant with certain required flower parts

d)

When you have nothing to do and want to kill time

97.

What is hybridization?

a)

Self breeding done by artificial pollination to get a variety of plant which has both the desired characteristics from the parent varieties

b)

Cross breeding done by artificial pollination to get a variety of plant which has both the desired characteristics from the parent varieties

c)

Cross breeding done by natural pollination to get a variety of plant which has both the desired characteristics from the parent varieties

d)

Cross breeding done by artificial pollination to get a variety of plant which has both the desired characteristics from the grandparent varieties

98.

Hybridization has produced many hybrid high-yielding varieties of

a)

sugarcane

b)

wheat

c)

rice

d)

maize

99.

Name the scientist who was an Austrian monk who bred thousands of pea plants by artificial pollination in the botanical garden of his monastery.

a)

George Clooney

b)

Gregor Mcclaine

c)

Gregor Mendel

d)

Gregor Michael

100.

Gregor Mendel established the principles of

a)

inertia

b)

inheritance

c)

and laid the foundations of genetics

d)

and laid the foundations of gametes

101.

Genetics is the study of

a)

genes

b)

jeans

c)

heredity

d)

variation

102.

What is fertilization?

a)

process of fusion of male gamete with the female gamete

b)

process of separation of male gamete with the female gamete

c)

process of fusion of male gene with the female gene

d)

process of fusion of male gamete with another male gamete

103.

The single cell produced as a result of fertilization is called...

a)

zygotia

b)

zygote

c)

zygole

d)

zygone

104.

The zygote divides and grows into an

a)

embryo which has two cotyledons and an zygoteonic axis

b)

embryo which has two cotyledons and an embryonic axis

c)

embryo which has three cotyledons and an embryonic axis

d)

embryo which has four cotyledons and an embryonic axis

105.

The fertilized and developed ovule changes into a

a)

seed

b)

cell

c)

petal

d)

zygote

106.

A seed is a...

a)

fertilized and mature ovule which can grow into a new plant under unfavorable conditions

b)

fertilized and immature ovule which can grow into a new plant under favorable conditions

c)

fertilized and mature ovule which can grow into a new plant under favorable conditions

d)

fertilized and mature ovule which can grow into a new animal under favorable conditions

107.

Why are apple and pear false fruits?

a)

because their ovary does not form their main fleshy parts. It remains as a small central part containing seeds.

b)

because their ovary does form their main fleshy parts. It remains as a small central part containing seeds.

c)

because their ovary does not form their main fleshy parts. It remains as a large central part containing cells.

d)

because their zygote does not form their main fleshy parts. It remains as a small central pistil containing seeds.

108.

After fertilization the ovary develops into a ____________, while the ovules in the ovary develop into __________.

a)

flower, seeds

b)

fruit, seeds

c)

fruit, nectar

d)

flower, nectar

109.

A ________ is a ripened ovary that contains one or more seeds.

a)

fruit

b)

fruit salad

c)

fruit juice

d)

fruit cake

110.

Which of these fruits have fleshy wall of the ovary?

a)

Papaya

b)

Pea

c)

Tomato

d)

Cucumber

111.

The embryo of a seed consists of

a)

two fleshy cotyledons

b)

and a short curved structure called embryonal axis

c)

and a short curved structure called radicle

d)

and a short curved structure called plumule

112.

The embryonal axis consists of...

a)

radicle which is the lower part

b)

radicle which is the upper part

c)

and plumule which is the upper part

d)

and plumule which is the lower part

113.

Which of these forms the root system in a seed?

a)

Radicle

b)

Radical

c)

Plumule

d)

Plum

114.

Which of these grows into the shoot system and consists of a small leafy structure?

a)

Radicle

b)

Plumule

c)

Cotyledons

d)

embryonal axis

115.

The process by which a sleeping or dormant embryo becomes active and grows into a new plant is known as

a)

germination

b)

germicide

c)

germany

d)

germicool

116.

Which of these is required for germination?

a)

Water

b)

suitable temperature

c)

oxygen

d)

carbon

117.

During hybridization, the ___________ of a bisexual flower are removed before their anthers mature.

a)

pistils

b)

perils

c)

sepals

d)

stamens

118.

How do you prevent natural pollination during hybridization?

a)

the flower with gynoecium intact is covered with sand

b)

the flower with gynoecium intact is covered with a paper of muslin bag

c)

the flower with gynoecium intact is covered with rocks, paper and scissors

d)

the flower with gynoecium intact is covered with paper tissues

119.

Stalk of the flower is called

a)

pedicel

b)

pedagogy

c)

pedicycle

d)

pediatrician

120.

Stalk of the flower is called

a)

pedicel

b)

pedagogy

c)

pedicycle

d)

pediatrician

121.

Tiny stalk that bears the anther is called

a)

filament

b)

stamen

c)

sepal

d)

thalamus