Reproduction in Biology Solved MCQs
1.
What
is the male reproductive organ in a flower?
a) Stamen
b) Pistil
c) Sepal
d) Petal
2. What
is the process of transfer of pollen from the anther to the stigma called?
a) Fertilization
b) Pollination
c) Germination
d) Replication
3. Which
part of the flower develops into a fruit after fertilization?
a) Stamen
b) Pistil
c) Ovary
d) Anther
4. Which
type of plant reproduction involves only one parent and produces offspring
identical to the parent?
a) Sexual reproduction
b) Asexual reproduction
c) Budding
d) Grafting
5.
In
plants, where is the female gamete found?
a) Pollen grain
b) Anther
c) Ovule
d) Stigma
6.
Which
method of asexual reproduction involves the growing of new plants from cuttings
of stems or leaves?
a) Budding
b) Vegetative propagation
c) Spore formation
d) Fragmentation
7.
What
is the term for the fusion of male and female gametes resulting in the
formation of a zygote?
a) Pollination
b) Fertilization
c) Germination
d) Budding
8.
Which
of the following is not a method of seed dispersal?
a) Wind dispersal
b) Animal ingestion
c) Water dispersal
d) Stem cutting
9.
In
plants, what is the function of the sepals?
a) Photosynthesis
b) Protection of the flower bud
c) Attracting pollinators
d) Producing nectar
10.
What
is the male gamete in a flowering plant called?
a) Ovule
b) Pollen
c) Embryo
d) Seed
11.
What
is a key characteristic of asexual reproduction in plants?
a) Genetic variation
b) Two parents
c) Pollination
d) Single parent
12.
Which
of the following is a method of asexual reproduction in plants involving the
use of specialized underground stems?
a) Budding
b) Seed production
c) Fragmentation
d) Rhizomes
13.
What
term refers to the process in which a plant cell or tissue grows into a new
individual under controlled conditions in a laboratory setting?
a) Tissue culture
b) Seed dispersal
c) Pollination
d) Germination
14.
Which
of the following is an example of natural asexual reproduction in plants?
a) Planting seeds
b) Grafting
c) Taking cuttings
d) Fertilization
15.
What
is the process in which a new plant develops from a part of the parent plant,
such as a leaf or stem?
a) Fertilization
b) Pollination
c) Vegetative propagation
d) Sexual reproduction
16.
In
which type of asexual reproduction does a new plant develop from a specialized
structure that forms on the parent plant and then detaches?
a) Grafting
b) Fragmentation
c) Budding
d) Runner formation
17.
What
is the primary advantage of asexual reproduction in plants?
a) Genetic diversity
b) Rapid colonization of new
habitats
c) Production of seeds
d) Attraction of pollinators
18.
What
is a disadvantage of relying solely on asexual reproduction for plant
propagation?
a) Expensive and time-consuming
b) Requires complex laboratory equipment
c) Limited genetic diversity
d) Ineffective for rare plant species
19.
Which
plant structure is used in the process of grafting for asexual propagation?
a) Roots
b) Leaves
c) Stamen
d) Stem
20.
What
is the term for a modified horizontal stem that grows on the surface of the
soil and can give rise to new plants at nodes?
a) Bulb
b) Tuber
c) Runner
d) Rhizome
21.
In
which type of asexual reproduction do organisms develop from unfertilized eggs?
a) Vegetative propagation
b) Fragmentation
c) Parthenogenesis
d) Cloning
22.
What
is the main advantage of using grafting as a method of asexual reproduction?
a) High genetic diversity
b) Rapid multiplication
c) Precise control over traits
d) Low cost
23.
What
is the main advantage of using grafting as a method of asexual reproduction?
a) High genetic diversity
b) Rapid multiplication
c) Precise control over traits
d) Low cost
24.
Runners
and stolons are examples of:
a) Modified leaves
b) Modified stems
c) Modified roots
d) Modified flowers
25.
Which
of the following is NOT an advantage of asexual reproduction in plants?
a) Genetic diversity
b) Rapid multiplication
c) Preserving desirable traits
d) Consistency in traits
26.
Which
plant hormone is often used to stimulate root growth in cuttings during asexual
propagation?
a) Auxin
b) Gibberellin
c) Cytokinin
d) Ethylene
27.
Which
type of asexual reproduction involves burying a part of a stem or runner to
develop roots and then cutting it from the parent plant?
a) Grafting
b) Layering
c) Cutting
d) Tissue culture
28.
What
is the main purpose of sexual reproduction in plants?
a) Increasing genetic diversity
b) Asexual propagation
c) Enhancing photosynthesis
d) Producing more leaves
29.
In
plants, what are the male reproductive organs called?
a) Pistils
b) Stigmas
c) Sepals
d) Stamens
30.
Which
part of the flower contains the ovules?
a) Petals
b) Stamen
c) Pistil
d) Sepal
31.
Pollination
is the process of:
a) Producing seeds without fertilization
b) Transferring pollen from
stigma to ovary
c) Converting nectar into honey
d) Absorbing water from the soil
32.
The
fusion of pollen and ovule leads to the formation of:
a) Seeds
b) Fruits
c) Leaves
d) Roots
33.
What
is the primary purpose of the pollen tube during plant reproduction?
a) To protect the ovules
b) To transport water to the ovary
c) To deliver sperm cells to the
ovules
d) To provide structural support to the
pistil
34.
Double
fertilization in plants involves the fusion of:
a) Two pollen grains
b) Two egg cells
c) One sperm cell and one egg
cell
d) One pollen grain and one ovule
35.
What
is the purpose of the fruit in a flowering plant?
a) Attracting pollinators
b) Producing oxygen
c) Protecting the seeds and
aiding in their dispersal
d) Absorbing sunlight
36.
The
process by which mature seeds are released from the parent plant is called:
a) Germination
b) Fertilization
c) Pollination
d) Seed dispersal
37.
In
which part of a flower does meiosis occur during sexual reproduction?
a) Stamen
b) Sepal
c) Ovary
d) Petal
38.
What
is the term for the process of the embryo developing into a new plant after the
seed germinates?
a) Fertilization
b) Pollination
c) Maturation
d) Embryogenesis
39.
In
angiosperms, the process of double fertilization involves the fusion of one
sperm cell with the egg cell and the other sperm cell with the:
a) Integument
b) Synergid cell
c) Embryo sac
d) Zygote
40.
What
is the outermost layer of the ovule that protects it?
a) Embryo sac
b) Micropyle
c) Integument
d) Endosperm
41.
The
fusion of a male gamete with a female gamete results in the formation of:
a) Pollen grain
b) Seed
c) Embryo
d) Zygote
42.
What
is the male gamete in plants called?
a) Ovule
b) Egg cell
c) Sperm cell
d) Zygote
43.
What
is a zygote?
a) A male reproductive cell
b) A female reproductive cell
c) A fertilized egg
d) A non-fertilized egg
44.
Which
of the following animals undergo external fertilization?
a) Humans
b) Dogs
c) Frogs
d) Kangaroos
45.
The
process of giving birth to offspring is called:
a) Fertilization
b) Ovulation
c) Gestation
d) Copulation
46.
What
is a placenta?
a) A male reproductive organ
b) A female reproductive organ
c) An embryonic structure that
connects the mother and developing fetus
d) A protective shell around the embryo
47.
Which
reproductive method involves the development of offspring from unfertilized
eggs?
a) Asexual reproduction
b) Sexual reproduction
c) Internal fertilization
d) Parthenogenesis
48.
In
mammals, what is the primary function of the testes?
a) Produce eggs
b) Produce sperm
c) Support the developing embryo
d) Produce hormones
49.
Which
of the following is a characteristic of viviparous animals?
a) They lay eggs
b) They give birth to live young
c) They undergo external fertilization
d) They have a cloaca
50.
What
is the purpose of the epididymis in male reproductive anatomy?
a) Produce sperm
b) Store and mature sperm
c) Produce testosterone
d) Facilitate fertilization
51.
Which
hormone is responsible for stimulating the release of an egg from the ovary in
females?
a) Estrogen
b) Progesterone
c) Follicle-stimulating hormone (FSH)
d) Luteinizing hormone (LH)
52.
Which
reproductive method involves the fusion of male and female gametes outside the
body?
a) Internal fertilization
b) External fertilization
c) Asexual reproduction
d) Parthenogenesis
53.
What
is the primary purpose of reproduction in animals?
a) Increasing genetic diversity
b) Ensuring the survival of the fittest
c) Maintaining a stable population size
d) Generating energy for the organism
54.
Which
type of reproduction involves the fusion of gametes?
a) Asexual reproduction
b) Binary fission
c) Budding
d) Sexual reproduction
55.
Which
reproductive structure is responsible for producing sperm in male animals?
a) Ovary
b) Testis
c) Uterus
d) Fallopian tube
56.
In
which type of animal does external fertilization commonly occur?
a) Mammals
b) Birds
c) Reptiles
d) Fish
57.
What
is the purpose of the placenta in mammals during pregnancy?
a) It provides protection to the developing
embryo.
b) It serves as a storage site for nutrients.
c) It allows for gas exchange
between the mother and the embryo.
d) It connects the developing embryo to the
father.
58.
Which
of the following is an example of a viviparous animal?
a) Frog
b) Shark
c) Kangaroo
d) Chicken
59.
What
is the process by which a caterpillar transforms into a butterfly?
a) Metamorphosis
b) Binary fission
c) Regeneration
d) Budding
60.
Which
reproductive adaptation allows certain animals to regrow lost body parts?
a) Parthenogenesis
b) Binary fission
c) Regeneration
d) Budding
61.
In
bees, which caste is responsible for collecting nectar and pollen?
a) Queen
b) Worker
c) Drone
d) Soldier
62.
What
is the term for the shedding of the uterine lining in non-pregnant female
mammals?
a) Fertilization
b) Ovulation
c) Menstruation
d) Gestation
Also Read the Following Suggested Topics for Further Reading
1. Laws of Inheritance in Biology Solved MCQs
2. Nutrition in Plants Solved MCQs
3. Bioenergetics in Plants Solved MCQs
Comments