Class 8 Reproduction in Animals 2025 MCQ PDF Download

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Class 8 Reproduction in Animals MCQ for Students

Which structures are responsible for asexual reproduction in Rhizopus?

(a) buds

(b) sporangia

(d) cell

Option b – sporangia

What causes variations in a population?

(a) DNA copying

(b) mistakes during DNA copying

(d) budding

Option b – mistakes during DNA copying

In plants, where are germ cells found?

(a) stem

(b) leaves

(d) stamens and carpels

Option d – stamens and carpels

Through which structure does the embryo receive nourishment from the mother?

(a) placenta

(b) ovary

(d) fallopian tube

Option a – placenta

In males, where are germ cells produced?

(a) testes

(b) ovary

(d) urethra

Option a – testes

What is the highest level in the classification system?

(a) kingdom

(b) class

(d) genus

Option a – kingdom

What process allows unicellular organisms to divide?

(a) fusion

(b) fission

(d) sexual reproduction

Option b – fission

How does Plasmodium reproduce?

(a) budding

(b) fusion

(d) binary fission

Option c – multiple fission

What is the benefit of vegetative reproduction?

(a) different organisms

(b) genetically similar offspring

(d) varied offspring

Option b – genetically similar offspring

What leads to vegetative propagation in Bryophyllum?

(a) buds in leaf notches

(b) corm

(d) root

Option a – buds in leaf notches

Why do offspring produced through asexual reproduction closely resemble each other?

(a) (i) and (ii)

(b) (i) and (iii)

(d) (iii) and (iv)

Option a – (i) and (ii)

What is the function of the epididymis, vas deferens, seminal vesicles, and prostate in the male reproductive system?

(a) Formation and maturation of sperm

(b) Maturation and movement of sperm

(d) Only movement of sperm

Option b – Maturation and movement of sperm

Which of these plants are commonly propagated through stem cuttings?

(a) 1 and 2

(b) 2, 3, and 4

(d) 1, 2, 3, and 4

Option c – 1, 3, and 4

Which of the following statements are correct?

Anthesis is the process of fruit ripening.
Fruits that develop without fertilization are called parthenocarpic.
Plants undergo only one fertilization process.

(a) 1 and 2 only

(b) 1 only

(d) All are correct

Option c – 2 only

Which group of animals have skeletons made of calcium carbonate?

(a) Mollusca

(b) Echinodermata

(d) Nematodes

Option b – Echinodermata

Which animal group is the largest in the animal kingdom?

(a) Porifera

(b) Annelida

(d) Nematoda

Option c – Arthropoda

Marsilea and horsetails are classified under which plant group?

(a) Thallophyta

(b) Angiosperms

(d) Bryophyta

Option c – Pteridophyta

Which plant group is known for having naked seeds, being evergreen, woody, and perennial?

(a) Gymnosperms

(b) Bryophyta

(d) Pteridophyta

Option a – Gymnosperms

Which class of animals has mucus glands in the skin and a heart with three chambers?

(a) Reptilia

(b) Aves

(d) Amphibia

Option d – Amphibia

Which animal has a cartilaginous skeleton?

(a) Tuna

(b) Sharks

(d) Pterois volitans

Option b – Sharks

Which of the following statements about sexual reproduction in flowering plants are correct?

Stamen is located at the center of a flower.
Pollen grains are produced in the ovary.
The ovary is the enlarged lower part of the carpel.
The union of germ cells forms a zygote.

(a) 2, 3, and 4 only

(b) 3 and 4 only

(d) 1, 2, 3, and 4 only

Option b – 3 and 4 only

What does vivipary in plants refer to?

(a) Seeds sprouting in stem cracks where soil collects

(b) Peanut fruits developing after fertilization

(d) Seeds starting to germinate inside the fruit while still attached to the parent plant

Option d – Seeds starting to germinate inside the fruit while still attached to the parent plant

Which of the following statements is/are correct?

The reproductive organs of flowers are the androecium and gynoecium.
Calyx and corolla are additional female reproductive parts in flowers.

(a) 1 only

(b) 2 only

(d) Neither 1 nor 2

Option a – 1 only

Which statement is true about algae and ferns?

Algae have single-celled reproductive structures.
Ferns do not have a proper vascular system.

(a) Only 1

(b) Only 2

(d) Neither 1 nor 2

Option a – Only 1

Which parts of a flower are responsible for producing male and female gametes?

(a) stamen and anther

(b) filament and stigma

(d) stamen and style

Option c – anther and ovary

What is the ability of some organisms to regrow after being cut into pieces called?

(a) budding

(b) fission

(d) reproduction

Option c – regeneration

What is the correct sequence of events in the sexual reproduction process of flowering plants?

(a) Pollination, fertilization, seedling, embryo

(b) Seedling, embryo, fertilization, pollination

(d) Embryo, seedling, pollination, fertilization

Option c – Pollination, fertilization, embryo, seedling

Where are the traits passed from parents to offspring located?

(a) cytoplasm

(b) ribosome

(d) genes

Option d – genes

What is the primary method of reproduction in banana, orange, rose, and jasmine?

(a) sexual reproduction

(b) vegetative reproduction

(d) fusion

Option b – vegetative reproduction

What do inherited characteristics show in offspring?

(a) only similarities with parents

(b) only differences from parents

(d) no similarities or differences

Option c – both similarities and differences with parents

Which is a common reproductive feature in Amoeba, Spirogyra, and Yeast?

(a) they reproduce asexually

(b) they are unicellular

(d) they are multicellular

Option a – they reproduce asexually

Which group shows the presence of notochord, dorsal nerve cord, and gill slits?

(a) Vertebrata

(b) Protozoa

(d) Porifera

Option a – Vertebrata

Which of the following pairs is correctly matched?

(a) Water-vascular system – Sponge

(b) Flame cell – Flatworm

(d) Marsupium – Platypus

Option b – Flame cell – Flatworm

In which organism does asexual reproduction occur through budding?

(a) Amoeba

(b) Yeast

(d) Leishmania

Option b – Yeast

Which of the following is not part of the female reproductive system in humans?

(a) Ovary

(b) Uterus

(d) Fallopian tube

Option c – Vas deferens

What structures carry hereditary information?

(a) chromosomes

(b) nucleolus

(d) mitochondria

Option a – chromosomes

What is found inside the anther?

(a) sepals

(b) ovules

(d) pollen grains

Option d – pollen grains

Which body part in birds is adapted for flying?

(a) hindlimbs

(b) neck

(d) fingers

Option c – forelimbs

Which reptile has a heart with four chambers?

(a) crocodile

(b) turtle

(d) snake

Option a – crocodile

Where does the fertilized egg become implanted?

(a) fallopian tube

(b) ovary

(d) vagina

Option c – uterus

Meena and Hari saw a garden animal. Hari thought it was an insect, but Meena said it was an earthworm. Which feature would confirm it’s an insect?

(a) body with bilateral symmetry

(b) body with jointed legs

(d) body with minimal segmentation

Option b – body with jointed legs

Where are poriferans typically found?

(a) mostly marine, few in freshwater

(b) mostly freshwater, few in marine environments

(d) only in freshwater

Option a – mostly marine, few in freshwater

What happens if a Hydra is cut into two parts?

(a) mouth and disc grow in their correct positions

(b) grows but lacks mouth and basal disc

(d) mouth and disc grow at one end

Option a – mouth and disc grow in their correct positions

Which is not a characteristic of Annelida?

(a) body segmentation

(b) nephridia

(d) clitellum

Option c – pseudocoelom

Which of these is an edible fungus?

(a) Mucor

(b) Penicillium

(d) Rhizopus

Option c – Agaricus

Radial symmetry is a feature of which organism?

(a) Hydra

(b) Starfish

(d) Spider

Option a – Hydra

Which plant group has vascular tissues, produces spores, but lacks seeds?

(a) Bryophyta

(b) Pteridophyta

(d) Angiosperms

Option b – Pteridophyta

Mycoplasma belongs to which kingdom?

(a) Protista

(b) Monera

(d) Nematoda

Option b – Monera

What is missing in gymnosperms?

(a) xylem vessels

(b) xylem fibers

(d) all of these

Option a – xylem vessels

Which of the following is not a true fruit?

(a) Apple

(b) Date

(d) Plum

Option a – Apple

Which part of a pear is edible?

(a) fleshy thalamus

(b) spores

(d) mesocarp

Option a – fleshy thalamus

In flowering plants, what is the correct path followed by pollen grains to reach the ovule?

(a) style, stigma, ovary

(b) stigma, style, ovary

(d) ovary, pistil, style

Option b – stigma, style, ovary

How does Amoeba reproduce in favorable conditions?

(a) multiple fission

(b) binary fission

(d) fragmentation

Option b – binary fission

Which structure in human males serves as a common pathway for urine and sperm?

(a) seminal vesicle

(b) ureter

(d) urethra

Option d – urethra

Which hormone is responsible for the changes in girls during puberty?

(a) estrogen

(b) progesterone

(d) thyroxine

Option a – estrogen

What is the special organ that helps the human embryo receive nutrition from the mother? ( Class 8 Reproduction in Animals MCQ )

(a) zygote

(b) ovary

(d) placenta

Option d – placenta

What is the female sex hormone?

(a) estrogen

(b) androgen

(d) oxytocin

(e) none of the above / more than one of the above

Option e – none of the above / more than one of the above

What is the transfer of pollen from the anther to the stigma of another flower on the same plant called?

(a) autogamy

(b) geitonogamy

(d) none of the above

Option b – geitonogamy

Which plant produces seeds but does not form fruits? ( Class 8 Reproduction in Animals MCQ )

(a) sugarcane

(b) peanut

(d) almond

Option c – cycas

Pollination carried out by snails is known as

(a) Zoophily

(b) Entomophily

(d) Malacophily

Option d – Malacophily

Which of the following does not help in seed dispersal? ( Class 8 Reproduction in Animals MCQ )

(a) Wind

(b) Fungus

(d) Water

Option b – Fungus

In humans, where does fertilization of the ovum by the sperm typically occur?

(a) Cervix

(b) Fallopian tube

(d) Upper uterus

Option b – Fallopian tube

Which of the following is not a function of the testes at puberty? ( Class 8 Reproduction in Animals MCQ )

(i) Germ cell production
(ii) Testosterone secretion
(iii) Placenta development
(iv) Estrogen secretion

(a) (i) and (ii)

(b) (ii) and (iii)

(d) (i) and (iv)

Option c – (iii) and (iv)

The Censer method of seed dispersal is found in which plant?

(a) Pea

(b) Poppy

(d) Maize

Option b – Poppy

What is coconut water classified as?

(a) Pericarp

(b) Endosperm

(d) Soft drink

Option b – Endosperm

Which of the following correctly completes the sentence? A seed is a matured ( Class 8 Reproduction in Animals MCQ )

(a) Ovary

(b) Flower

(d) Ovule

Option d – Ovule

Which cells are responsible for producing androgen hormones in humans?

(a) Sertoli cells

(b) Leydig cells

(d) Mucus cells

Option b – Leydig cells

The capacity of Plasmodium cells to reproduce by dividing into many new cells is known as

(a) Budding

(b) Multiple fission

(d) Reduction division

Option b – Multiple fission

Bryophyllum reproduces vegetatively using which part?

(a) Stem

(b) Leaf

(d) Flower

Option b – Leaf

Vegetative propagation creates new plants from which plant parts?

(a) Stem, flowers, fruits

(b) Stem, leaves, flowers

(d) Stem, roots, leaves

Option d – Stem, roots, leaves

In potatoes, vegetative propagation happens through ( Class 8 Reproduction in Animals MCQ )

(a) Root

(b) Leaf

(d) Grafting

Option c – Stem tuber

Plants grown through vegetative propagation are

(a) Without roots

(b) Without buds

(d) Genetically different

Option c – Genetically identical

What is a shared feature of reproduction in Amoeba, Yeast, and Spirogyra?

(a) They reproduce asexually

(b) They are all unicellular

(d) They are all multicellular

Option a – They reproduce asexually

Identify the correct statement.

(a) Chara and Marchantia are dioecious plants.

(b) Papaya and cucurbits are monoecious plants.

(d) Periplaneta americana has separate male and female sexes.

Option d – Periplaneta americana has separate male and female sexes.

In ginger, vegetative propagation happens through ( Class 8 Reproduction in Animals MCQ )

(a) Offsets

(b) Rhizomes

(d) Tubers

Option b – Rhizomes

In Hydra, asexual reproduction occurs by

(a) Sporulation

(b) Budding

(d) Both (b) and (c)

Option d – Both (b) and (c)

Which of the following statements about internal fertilization is incorrect? ( Class 8 Reproduction in Animals MCQ )

(a) It happens in pteridophytes and bryophytes.

(b) It requires motile male gametes.

(d) It does not need an external medium for gamete release.

Option c – A large number of male and female gametes are produced.

Which of these animals does not show an oestrous cycle?

(a) Cows

(b) Sheep

(d) Monkeys

Option d – Monkeys

Find the incorrect post-fertilization match.

(a) Zygote – Embryo

(b) Ovary – Seed

(d) PEN – Endosperm

Option b – Ovary – Seed

Read the following statements and choose the correct option.

Statement I: Algae and fungi have haploid plant bodies, while bryophytes have diploid bodies.
Statement II: In pteridophytes, the parent plant is diploid.

(a) Statement I is correct, and Statement II is incorrect.

(b) Statement I is incorrect, and Statement II is correct.

(d) Both statements are incorrect.

Option b – Statement I is incorrect, and Statement II is correct.

In asexual reproduction ( Class 8 Reproduction in Animals MCQ )

(a) Two parents are involved in offspring production.

(b) Offspring are exact genetic copies of the parent.

(d) Reproductive structures like rhizomes, buds, bulbs, and runners are produced.

Option b – Offspring are exact genetic copies of the parent

Which of the following is not a hermaphrodite?

(a) Sponge

(b) Leech

(d) Cockroach

Option d – Cockroach

Which statement correctly describes continuous breeders?

(a) They have menstrual cycles that align with seasonal reproductive phases.

(b) They experience both menstrual and oestrous cycles.

(d) They are mainly non-primate animals.

Option c – They remain reproductively active throughout their reproductive period.

Which organisms produce different types of gametes? ( Class 8 Reproduction in Animals MCQ )

(a) Fucus

(b) Cladophora

(d) Both (a) and (c)

Option d – Both (a) and (c)

Read the statements and choose the correct option.

i. Amoeba and Paramoecium reproduce through binary fission.
ii. Zoospores are motile asexual reproductive units.
iii. Vegetative propagation involves two parent organisms.
iv. All flowering plants are bisexual.

(a) i and ii are incorrect

(b) i and iii are correct

(d) i and iv are correct

Option c – iii and iv are incorrect

Which plant can grow through leaf propagation?

(a) Solanum tuberosum

(b) Water Hyacinth

(d) Agave

Option c – Bryophyllum

Select the correct option listing viviparous animals.

(a) Crocodilus and Naja

(b) Ornithorhynchus and Calotes

(d) Pteropus and Macropus

Option d – Pteropus and Macropus

Read the statements and choose the correct option.

Statement I: Pistillate flowers are unisexual and female.
Statement II: Homothallic and dioecious both indicate unisexuality. ( Class 8 Reproduction in Animals MCQ )

(a) Statement I is correct, and Statement II is incorrect.

(b) Statement I is incorrect, and Statement II is correct.

(d) Both statements are incorrect.

Option a – Statement I is correct, and Statement II is incorrect.

Which of the following statements is incorrect?

(a) In humans, gametes are of the same type.

(b) Gametogenesis is a pre-fertilization process.

(d) Cladophora produces similar gametes.

Option a – In humans, gametes are of the same type.

If the meiocytes of an apple plant contain 34 chromosomes, how many chromosomes will be in its gametes?

(a) 17

(b) 68

(d) 60

Option a – 17

How many chromosomes are present in the root cells of onions? ( Class 8 Reproduction in Animals MCQ )

(a) 4

(b) 16

(d) 48

Option b – 16

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