You will be able to get How Do Organisms Reproduce Class 10 MCQ PDF. These MCQs are prepared on the basis of the CBSE syllabus for Class 10 Science for Academic session 2021-22. These MCQ questions are based on NCERT Solutions for class 10 science chapter 8 How do organisms Reproduce.
As you all know in the First Term exam,
all questions will be Multiple Choice Questions so given questions will be very
helpful to you.
How Do Organisms Reproduce Class 10 MCQ Online Test
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| How Do Organisms Reproduce Class 10 MCQ PDF |
Here you can test yourself and practice
all the questions are given in this article. These MCQ questions have been prepared
on the basis of the NCERT Science book of Class 10
For detailed and thorough study you can
also, check NCERT Solution of Class 10 Science Chapter 8 How Do Organisms
Reproduce.
Chapter 8 - How Do Organisms Reproduce?
Choose the correct answer:
1. Development of a plant
from any vegetative part is
(a) reproduction
(b)vegetative propagation
(c) cell-division
(d)respiration
Correct answer-(b)
Explanation-
Vegetative propagation is the method by which a new plant develops from leaves,
stems, roots, or branches naturally. But it can be practiced also by humans.
2. Which is an
incorrect statement
(a) In plants growth takes
place throughout the life
(b) Cambium tissue is
present in animals
(c) In animals growth is
uniform in all the parts
(d) In plants growth is
restricted to certain parts only
Correct answer-(b)
Explanation-
Cambium is a plant tissue.
3. Asexual
reproduction by fragmentation takes place in
(a) amoeba
(b)yeast
(c) spirogyra
(d)moss
Correct answer-(
C)
4. For growth, an essential process is
(a) sexual reproduction
(b)vegetative propagation
(c) asexual reproduction
(d)respiration
Correct answer-(c)
5. Fusion of
male and female gametes is termed as
(a) reproduction
(b)vegetative propagation
(c) cell-division
(d)respiration
Correct answer-(a)
Explanation-
In sexual reproduction, a fusion of male gametes and female gametes takes place.
6. Asexual
reproduction by spore formation takes place in
(a) amoeba
(b)yeast
(c) spirogyra
(d)moss
Correct answer-(d)
7. Asexual
reproduction by budding takes place in
(a) amoeba
(b) spirogyra
(c) yeast
(d)moss
Correct answer-(c)
8. Asexual
reproduction by binary fission takes place in
(a) amoeba
(b)yeast
(c) spirogyra
(d)moss
Correct answer-(a)
Explanation-
Amoeba is a single-cell organism and it reproduces by binary fission in which on
maturation it divides into two daughter cells.
9. In hydra
asexual reproduction takes place by
(a) fragmentation
(b)budding
(c) binary fission
(d)spore-formation
Correct answer-(b)
10. In mucor asexual
reproduction takes place by
(a) fragmentation
(b)budding
(c) binary fission
(d)spore-formation
Correct answer-(d)
11. Vegetative
propagation is possible by
(a) root
(b)stem
(c) leaves
(d)all the above
Correct answer-(d)
Explanation-
Vegetative propagation is done by vegetative body parts ie- stem, roots, leaves.
12. Vegetative
propagation takes place by leaves in
(a) mint
(b)potato
(c) bryophyllum
(d)all the above
Correct answer-(c)
13. Vegetative
propagation takes place by the stem in
(a) sugarcane
(b)turmeric
(c) ginger
(d)all the above
Correct answer-(d)
14. Plants of
desired qualities are produced by
(a) cutting
(b)grafting
(c) layering
(d)any one of (a), (b), and
(c)
Correct answer-(b)
15. Begonia
reproduces vegetatively by
(a) leaf bud
(b)adventitious bud
(c) vegetative bud
(d)marginal bud
Correct answer-(a)
16. In sweet
potato vegetative propagation takes place by
(a) root
(b)stem
(c) bryophyllum
(d)all the above
Correct answer-(a)
17. In grafting
the plant rooted in the soil is called
(a) callus
(b)stock
(c) scion
(d)sucker
Correct answer-(b)
18. The group
of stamens is called
(a) corolla
(b)calyx
(c) ovary
(d)androecium
Correct answer-(d)
19. Pollen
grains are produced by
(a) corolla
(b)anther
(c) ovary
(d)ovule
Correct answer-(b)
20. The
transfer of pollen grains from anther to stigma is called
(a) fertilization
(b)double fertilization
(c) ovulation
(d)pollination
Correct answer-(d)
21. When the
pollen grains are received by the stigma of the same flower, it is termed as
(a)cross-pollination
(b)fertilization
(c) autogamy
(d)none
Correct answer-(c)
22. Factors
responsible for the rapid spread of bread mold on slice of bread are
(i)large numbers of spores
(ii) availability of
moisture, nutrients in the bread
(iii )presence of tubular
branched hyphae
(iv)formation of round
shaped sporangia
(a)(i) and (iii)
(b)(ii) and (iv)
(c )(i) and (ii)
(d)(iii) and (iv)
Correct answer-(c)
23. In human
males, the testes lie in the scrotum, because it helps in
(a)process of mating
(b)formation of sperm
(c )easy transfer of gamete
(d)all the above
Correct answer-(b)
24. Pollen tube
at the time of entering into ovule has
(a) one gamete
(b)two male gametes
(c) three male gametes
(d)none
Correct answer-(b)
25. Secondary
sexual character in man is
(a) breast
(b)ovary
(c) thyroid
(d)gonads
Correct answer-(d)
26. Vivipary is
found in
(a) kangaroo
(b)frog
(c) ostrich
(d)snake
Correct answer-(a)
27. In human
beings female sex organs are matured at the age of
(a) 12 to 13 years
(b)15 to 18 years
(c) 10 to 12 years
(d)18 to 23 years
Correct answer-(a)
28.
Adventitious buds are present on the roots of
(a) mint
(b)potato
(c) bryophyllum
(d)all the above
Correct answer-(a)
29.
Adventitious buds are present on the stem of
(a) mint
(b)potato
(c) bryophyllum
(d)all the above
Correct answer-(b)
30. In human
beings male sex organs are matured at the age of
(a) 12 to 13 years
(b)15 to 18 years
(c)10 to 12 years
(d)18 to 23 years
Correct answer-(b)
31. Sperms are
produced in
(a) scrotum
(b)testes
(c) penis
(d)seminal vesicle
Correct answer-(b)
32. Ova are
produced in
(a) vagina
(b)uterus
(c) clitoris
(d)ovary
Correct answer-(d)
33. The arrest
of reproductive capacity in 45-50-year-old women is called
(a) puberty
(b)gestation
(c) menstruation
(d)menopause
Correct answer-(d)
34. Rupturing
of ovarian follicle and discharge of ovum is called
(a) conjugation
(b)fertilization
(c) ovulation
(d)copulation
Correct answer-(c)
35. Fertilization
of ovum in human beings takes place in
(a) vagina
(b)ovary
(c)fallopian tube
(d)uterus
Correct answer-(c)
36. Characters
transmitted from parents in
(a)ribosome
(b)golgi bodies
(c) cytoplasm
(d)genes
Correct answer-(d)
37. Sporangia
bearing thread-like structures in Rhizopus are called
(a) roots
(b)rhizoids
(c) hyphae
(d)filaments
Correct answer-(c)
38. The correct
statements about flowers are, flowers
(i) are the reproductive
organs
(ii)are bisexual always
(iii) are produced in all
types of plants
(iv)give rise to fruits
after fertilization
(a)(i) and (ii)
(b)(ii) and (iii)
(c)(iii) and (iv)
(d) (ii) and (iv)
Correct answer-(c)
39. The correct
statements about sexual reproduction are
(i) sexual reproduction
requires two types of gametes
(ii) fusion of two types of
gametes is essential
(iii) fusion results in
zygote formation
(iv)offsprings produced are
clones
(a) (i), (ii) and (iii)
(b) (ii), (iii) and (iv)
(c) (i), (iii) and (iv)
(d) (i), (ii) and (iv)
Correct answer-(a)
40. The main
change in boys shows their sexual maturation
(a) loss of milk teeth
(b)weight gain
(c) cracking of voice
(d)increase in height
Correct answer-(c)
41. In human
females, an event that reflects the onset of the reproductive phase, is
(a)weight gain
(b)changes in voice
(c) changes in hair pattern
(d)menstruation
Correct answer-(d)
42. The correct
sequence of organs in the male reproduction system for the transport of sperms is
(a)testis → ureter → urethra
(b)testis → urethra → ureter
(c)testis → vasdeferense → urethra
(d)testis → vasdeferense →
ureter
Correct answer-(c)
43. Ovulation
takes place after
(a) 6-10 days of
menstruation
(b)10-12 days of
menstruation
(c) 20-22 days of
menstruation
(d)22-24 days of
menstruation
Correct answer-(b)
44. Menstruation
period is completed in
(a) 14 days
(b)28 days
(c) 35 days
(d)42 days
Correct answer-(b)
45. Offerings
formed by asexual method of reproduction have greater similarity among
themselves because asexual reproduction
(i) does not involve gametes
(ii)is a simple method of
reproduction
(iii) involves only one
parent
(iv)occurs before sexual
reproduction
(a)(i) and (iii)
(b) (i) and (iii)
(c) (i) and (iv)
(d) (ii) and (iv)
Correct answer-(b)
46. DNA
copying is essential for
(a) variation
(b)asexual mode of
reproduction
(c) combination of gametes
(d)all the above
Correct answer-(a)
Explanation-
Variations occur in species due to DNA copying.
47. Reproduction
is essential for living organisms in order to
(a) fulfill their biotic
requirement
(b)keep the organism fit and
healthy
(c) maintain growth
(d)continue the species
generation after generation
Correct answer-(d)
48. In the list
of organisms given below, those that reproduce by the asexual method are
(i)banana
(ii)dog
(iii)yeast
(iv)amoeba
(a) (ii) and (iv)
(b) (i),(ii) and (iv)
(c) (i) and(iv)
(d) (ii),(iii) and(iv)
Correct answer-(d)
49. In a
flower, the part that produces gametes are
(a)stamen and anther
(b)filament and stigma
(c )anther and ovary
(d) stamen and style
Correct answer-(c)
50. Which of
the following is the correct sequence of events of sexual reproduction in a
flower
(a)pollination,fertilization,seedling,embryo
(b)
seedling,embryo,fertililsation,pollination
(c )
pollination,fertilization, embryo, seedling
(d)embryo,seedling,pollination,fertilization
Correct answer-(c)
51. Characters
that are transmitted from parents to offspring during reproduction show
(a)only similarities with parents
(b)only variations with
parents
(c ) both similarities and
variations with parents
(d)neither similarities nor
variations
Correct answer-(c)
52. In
spirogyra, asexual reproduction takes place by
(a)breaking up of filament
into smaller bits
(b)division of a cell into
two cells
(c)division of a cell into
many cells
(d)formation of young cells
from older cells
Correct answer-(a)
53. Which
among the following diseases is not sexually transmitted
(a)Syphilis
(b)hepatitis
(c ) HIV-AIDS
(d)gonorrhea
Correct answer-(b)
How Do Organisms Reproduce Class 10 Fill in the Blanks
Here you are provided with Important Class
10 Science Chapter 8 fill-in blanks which are also very useful in the context of new pattern of CBSE
Class Board Exams 2021-22. These fill in blanks are very useful to you.
How Do Organisms Reproduce fill in
the blanks
1. The process in which any vegetative part
of plant develops into a new plant, is called .................... propagation.
2. In .................... vegetative
propagation occurs by leaves.
3. To obtain good quality fruits from a
poor quality mango tree, .................... is used.
4.................... is used in
sugar-cane and rose.
5. By the fusion of male and female
gametes, .................... is formed.
6. If an individual produces only sperms, it is ....................
7. An individual having testes and ovaries
is called ....................
8..................... and
.................... are tied together during grafting.
9..................... is the reproductive
part of plant.
10. In .................... reproductive
part is flower.
11. The process of producing a new generation
takes place through ....................
12. The process of asexual reproduction in
amoeba is ....................
13. Budding is a common method of asexual
reproduction in yeast and ....................
14. In plants male gamete is termed as
....................
15. Eggs are produced in
....................
16. The unorganized mass of tissue formed during tissue culture
is called ....................
17. Frog is .................... but
.................... is viviparous.
18. Reproductive organs in male human beings
become functional at the age of .................... years.
19. Release of an egg from ovary is called
....................
20. Ovulation takes place
.................... days after the start of menstruation.
21. Fertilization is, marked by the .................... of menstrual flow.
22. A tissue develops between the uterine wall
and the embryo, it is called ....................
23. The average duration of human pregnancy
is .................... days.
24. Frequent pregnancies have an
.................... effect on the health of the mother.
25..................... is an intrauterine
contraceptive device.
26. Removal of a small portion of
....................is called vasectomy.
27. Surgically when fallopian tube is
removed or ligated, it is called ....................
28. Gonorrhea, .................... and
AIDS are sexually transmitted diseases
(STDs).
29. HIV is the causative agent for
....................
30. The common symptom of
....................is the burning sensation at urination and urethral discharge.
31. Ovulation in female human beings takes
place after a period of .................... days.
32. Egg reaches the uterus on
.................... day after menstruation.
33. Ovulation in female human beings stops
after the age of ....................
34. After, pregnancy, menstruation, and
ovulation ....................
35. Sperm or ovum is a ....................
cell because it contains half number of chromosomes.
36. Organisms of a species look similar
because their .................... are similar.
37. Copy of DNA in a new-formed cell is not
.................... to the copy of DNA
in the original cell.
38. Variations occur due to
.................... in copying the DNA.
39. The transference of pollen grains from
the anther to the stigma is called ..................
40. Pollen tube contains
.................... male ....................
41. After fertilization, the ovary develops
into .................... in plants.
42..................... fertilization
takes place in frogs.
43..................... fertilization takes
place in man.
44. Variation
during reproduction is the basis of ....................
45. Hormone
testosterone is secreted by ....................
46. In
Leishmania binary fission takes place in a definite ....................
47. Regeneration
can take place in hydra and ....................
48. In
bread mould reproduction takes place by ....................
49. DNA
copying mechanisms are not absolutely ....................
50. Prenatal
sex determination is .................... by law.
I hope this article is very helpful and
you can secure good marks in your Board exams. You can download Pdf free and to
better understand you can videos on the same topic on the YouTube channel.
Related Topics
- Chapter 8 How Do Organisms Reproduce?
- Chapter 9 Heredity and Evolution
- Chapter 14 Sources of Energy
- Chapter 16 Management of Natural Resources
- MCQ Questions for Class 10 Science Biology Chapter6
- MCQ Questions for Class 10 Science Physics Chapter 11
- How Do Organisms Reproduce Extra Questions
Download the chapter from the link given below
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