How do Organisms Reproduce? Quiz – CBSE Class 10 Science

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In the list of organisms given below, those that reproduce by the asexual method are
(i) banana
(ii) dog
(iii) yeast
(iv) Amoeba

(ii), (iii) and (iv)(i) and (iv)(i), (iii) and (iv)(ii) and (iv)

In a flower, the parts that produce male and female gametes (germ cells) are

stamen and styleanther and ovaryfilament and stigmastamen and anther

Which of the following is the correct sequence of events of sexual reproduction in a flower?

embryo, seedling, pollination, fertilisationpollination, fertilisation, embryo, seedlingseedling, embryo, fertilisation, pollinationpollination, fertilisation, seedling, embryo

Offspring formed by asexual method of reproduction have greater similarity among themselves because
(i) asexual reproduction involves only one parent
(ii) asexual reproduction does not involve gametes
(iii) asexual reproduction occurs before sexual reproduction
(iv) asexual reproduction occurs after sexual reproduction

(iii) and (iv)(ii) and (iv)(i) and (iii)(i) and (ii)

Characters transmitted from parents to offspring are present in

genesgolgi bodiesribosomecytoplasm

Characters that are transmitted from parents to offspring during reproduction show

neither similarities nor variationsboth similarities and variations with parentsonly variations with parentsonly similarities with parents

A feature of reproduction that is common to Amoeba, Spirogyra and Yeast is that

they are all multicellularthey reproduce only sexuallythey are all unicellularthey reproduce asexually

In Spirogyra, asexual reproduction takes place by

formation of young cells from older cellsdivision of a cell into many cellsdivision of a cell into two cellsbreaking up of filaments into smaller bits

The ability of a cell to divide into several cells during reproduction in Plasmodium is called

multiple fissionbinary fissionreduction divisionbudding

The correct sequence of reproductive stages seen in flowering plants is

gametes, embryo, zygote, seedlingseedling, embryo, zygote, gameteszygote, gametes, embryo, seedlinggametes, zygote, embryo, seedling

The number of chromosomes in parents and offsprings of a particular species remains constant due to

halving of chromosomes after gamete formationdoubling of chromosomes after gamete formationhalving of chromosomes during gamete formationdoubling of chromosomes after zygote formation

In Rhizopus, tubular thread-like structures bearing sporangia at their tips are called

rootsrhizoidshyphaefilaments

Vegetative propagation refers to formation of new plants from

stem, leaves and flowersstem, flowers and fruitsstem, roots and leavesstem, roots and flowers

Factors responsible for the rapid spread of bread mould on slices of bread are
(i) large number of spores
(ii) availability of moisture and nutrients in bread
(iii) presence of tubular branched hyphae
(iv) formation of round shaped sporangia

(iii) and (iv)(i) and (ii)(ii) and iv)(i) and (iii)

Length of pollen tube depends on the distance between

upper surface of stigma and lower part of stylepollen grain in anther and upper surface of stigmapollen grain on upper surface of stigma and ovulepollen grain and upper surface of stigma

Which of the following statements are true for flowers?
(i) Flowers are always bisexual
(ii) They are the sexual reproductive organs
(iii) They are produced in all groups of plants
(iv) After fertilisation they give rise to fruits

(ii) and (iv)(i) and (iii)(ii) and (iii)(i) and (iv)

Which among the following statements are true for unisexual flowers?
(i) They possess both stamen and pistil
(ii) They possess either stamen or pistil
(iii) They exhibit cross pollination
(iv) Unisexual flowers possessing only stamens cannot produce fruits

(i), (iii) and (iv)(iii) and (iv)(ii), (iii) and (iv)(i) and (iv)

Which among the following statements are true for sexual reproduction in flowering plants?
(i) It requires two types of gametes
(ii) Fertilisation is a compulsory event
(iii) It always results in formation of zygote
(iv) Offspring formed are clones

(i), (ii) and (iv)(i), (ii) and (iii)(i), (ii) and (iv)(i) and (iv)

In the following figure, the parts A, B and C are sequentially

radicle, cotyledon and plumuleplumule, cotyledon and radicleplumule, radicle and cotyledoncotyledon, plumule and radicle

Offspring formed as a result of sexual reproduction exhibit more variations because

genetic material comes from many parentsgenetic material comes from two parents of different speciesgenetic material comes from two parents of the same speciessexual reproduction is a lengthy process

Reproduction is essential for living organisms in order to

continue the species generation after generationmaintain growthfulfill their energy requirementkeep the individual organism alive

Additional Information about Quiz on Chapter – How do Organisms Reproduce? | CBSE Class 10 Science:

This quiz is based on Exemplar Problems and other important questions from the "How do Organisms Reproduce?" chapter of the Science subject for CBSE NCERT Class 10 (X). It covers key concepts such as modes of reproduction in plants and animals, asexual and sexual reproduction, reproductive health, and the role of DNA in inheritance. These questions are designed to help students strengthen their understanding and improve problem-solving skills. For more such resources, visit the official NCERT website.

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In the list of organisms given below, those that reproduce by the asexual method are (i) banana (ii) dog (iii) yeast (iv) Amoeba