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Class 8 Reproduction in Animals MCQ for Students
The structures involved in the asexual reproduction of Rhizopus are
(a) buds
(b) sporangia
(c) callus
(d) cell
Option b – sporangia
Variations in a population are due to ( Class 8 Reproduction in Animals MCQ )
(a) DNA copying
(b) error in DNA copying
(c) cell division
(d) budding
Option b – error in DNA copying
The germ cell in plants are seen in
(a) stem
(b) leaves
(c) root
(d) stamens and carpels
Option d – stamens and carpels
The embryo gets nutrition from the mother’s blood with the help of ( Class 8 Reproduction in Animals MCQ )
(a) placenta
(b) ovary
(c) corpus luteum
(d) fallopian tube
Option a – placenta
The formation of germ cells in males occurs in
(a) testes
(b) ovary
(c) ureter
(d) urethra
Option a – testes
The highest taxon in the hierarchy of classification is ( Class 8 Reproduction in Animals MCQ )
(a) kingdom
(b) class
(c) phylum
(d) genus
Option a – kingdom
Unicellular organisms divide due to
(a) fusion
(b) fission
(c) budding
(d) sexual reproduction
Option b – fission
Plasmodium divides by ( Class 8 Reproduction in Animals MCQ )
(a) budding
(b) fusion
(c) multiple fission
(d) binary fission
Option c – multiple fission
The advantage of vegetatively reproduced organisms is
(a) dissimilar organisms
(b) the genetic similarity in offspring
(c) genetic variation
(d) varied offspring
Option b – the genetic similarity in offspring
Vegetative propagation in Bryophyllum is due to ( Class 8 Reproduction in Animals MCQ )
(a) buds in the notches of leaves
(b) corm
(c) stem
(d) root
Option a – buds in the notches of leaves
Offspring formed by the asexual method of reproduction have greater similarities 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
(a) (i) and (ii)
(b) (i) and (iii)
(c) (ii) and (iv)
(d) (iii) and (iv)
Option a – (i) and (ii)
Which of the following roles are played by epididymis, vas deferens, seminal vesicles, and prostate in the male reproductive system of humans? ( Class 8 Reproduction in Animals MCQ )
(a) Spermatogenesis and maturation of sperms
(b) Maturation and motility of sperms
(c) Spermatogenesis and motility of
(d) Motility of sperms only
Option b – Maturation and motility of sperms
Consider the following plants: 1. Bougainvillea 2. Carnations 3. Cocoa 4. Grapes Which of these plants are propagated by stem cutting?
(a) 1 and 2
(b) 2, 3 and 4
(c) 1,3 and 4
(d) 1, 2, 3 and 4
Option c – 1,3 and 4
Consider the following statements and choose the correct ones. 1. Anthesis is a phenomenon of the ripening of fruits. 2. Fruits developed without fertilization are parthenocarpic. 3. Plants undergo a single fertilization event. ( Class 8 Reproduction in Animals MCQ )
(a) 1 and 2 only
(b) 1 only
(c) 2 only
(d) All are correct
Option c – 2 only
Calcium carbonate structures form the skeleton of
(a) Mollusca
(b) Echinodermata
(c) Protochordata
(d) Nematodes
Option b – Echinodermata
The largest group of animals is seen in ( Class 8 Reproduction in Animals MCQ )
(a) Porifera
(b) Annelida
(c) Arthropoda
(d) Nematoda
Option c – Arthropoda
Marsilea and Horse-tails belong to
(a) Thallophyta
(b) angiosperms
(c) Pteridophyta
(d) Bryophyta
Option c – Pteridophyta
Naked seeds, and perennial, evergreen, and woody plants are characteristic features of ( Class 8 Reproduction in Animals MCQ )
(a) gymnosperms
(b) Bryophyta
(c) angiosperms
(d) Pteridophyta
Option a – gymnosperms
Mucus glands in the skin and three-chambered heart are seen in
(a) Reptilia
(b) Aves
(c) Pisces
(d) Amphibia
Option d – Amphibia
The cartilaginous skeleton is seen in ( Class 8 Reproduction in Animals MCQ )
(a) Tuna
(b) Sharks
(c) Mandarin fish
(d) Pterois volitans
Option b – Sharks
Which of the following statements about sexual reproduction in flowering plants is correct? 1. Stamen is present in the center of a flower. 2. Stamen produces pollen grains in the ovary. 3. The swollen bottom part of the carpel is the ovary. 4. The fusion of germ cells gives rise to a zygote. Select the correct answer using the code given below.
(a) 2, 3, and 4 only
(b) 3 and 4 only
(c) 1 and 3 only
(d) 1, 2, 3, and 4 only
Option b – 3 and 4 only
Vivipary in plants means ( Class 8 Reproduction in Animals MCQ )
(a) germination of seeds in the crevices of the stem where some soil is deposited
(b) development of peanut fruits after fertilization
(c) organization of several shoots
(d) germination of seeds inside the fruit while is still on the plant parent tree
Option d – germination of seeds inside the fruit while is still on the plant parent tree
Consider the following statements: 1. Androecium and gynoecium are reproductive organs of flowers. 2. Calyx and corolla are accessory female reproductive organs of a flower. Which of the statements given above is/are correct?
(a) 1 only
(b) 2 only
(c) Both 1 and 2
(d) Neither 1 nor 2
Option a – 1 only
Consider the following statements: 1. In algae, the reproductive organs are single-celled. 2. Fern plants lack a true vascular system. Which of the statements given above is/are correct? ( Class 8 Reproduction in Animals MCQ )
(a) Only 1
(b) Only 2
(c) Both 1 and 2
(d) Neither 1 nor 2
Option a – Only 1
In a flower, the parts that produce male and female gametes (germ cells) are
(a) stamen and anther
(b) filament and stigma
(c) anther and ovary
(d) stamen and style
Option c – anther and ovary
The capacity of organisms to reproduce after being cut into many pieces is called ( Class 8 Reproduction in Animals MCQ )
(a) budding
(b) fission
(c) regeneration
(d) reproduction
Option c – regeneration
Which of the following is the correct sequence of events of sexual reproduction in a flower?
(a) Pollination, fertilization, seedling, embryo
(b) Seedling, embryo, fertilization, pollination
(c) Pollination, fertilization, embryo, seedling
(d) Embryo, seedling, pollination, fertilization.
Option c – Pollination, fertilization, embryo, seedling
Characters transmitted from parents to offspring are present in ( Class 8 Reproduction in Animals MCQ )
(a) cytoplasm
(b) ribosome
(c) Golgi bodies
(d) genes
Option d – genes
The main method of propagation of banana, orange, rose and jasmine is
(a) sexual reproduction
(b) vegetative reproduction
(c) fission
(d) fusion
Option b – vegetative reproduction
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.
Option c – both similarities and variations with parents
A feature of reproduction that is common to Amoeba, Spirogyra, and Yeast is that
(a) they reproduce asexually.
(b) they are all unicellular.
(c) they reproduce only sexually.
(d) they are all multicellular.
Option a – they reproduce asexually
Notochord, Dorsal nerve chord, and Gill-slits are features seen in
(a) Vertebrata
(b) protozoa
(c) Mollusca
(d) Porifera
Option a – Vertebrata
Which of the following pairs is correctly matched?
(a) Water-vascular system – Sponge
(b) Flame cell-Flat worm
(c) Blubber-Kangaroo
(d) Marsupium-Platypus
Option b – Flame cell-Flat worm
Asexual reproduction takes place through budding in
(a) Amoeba
(b) Yeast
(c) Plasmodium
(d) Leishmania
Option b – Yeast
Which of the following is not a part of the female reproductive system in human beings?
(a) Ovary
(b) Uterus
(c) Vas deferens
(d) Fallopian tube
Option c – Vas deferens
The structures that carry information for inheritance are
(a) chromosomes
(b) nucleolus
(c) endoplasmic reticulum
(d) mitochondria
Option a – chromosomes
The anther contains
(a) sepals
(b) ovules
(c) carpel
(d) pollen grain
Option d – pollen grain
The organ modified for flight in birds is
(a) hindlimbs
(b) neck
(c) forelimbs
(d) fingers
Option c – forelimbs
The reptile with a four-chambered heart is
(a) a crocodile
(b) a turtle
(c) a lizard
(d) a snake
Option a – a crocodile
The fertilized egg or the zygote gets implanted in the
(a) fallopian tube
(b) ovary
(c) uterus
(d) vagina
Option c – uterus
Meena and Hari observed an animal in their garden. Hari called it an insect while Meena said it was an earthworm. Choose the character from the following which confirms that it is an insect.
(a) Bilateral symmetrical body
(b) Body with jointed legs
(c) Cylindrical body
(d) Body with little segmentation
Option b – Body with jointed legs
Porifers are
(a) generally marine, but few are found in freshwater.
(b) generally found in freshwater, but few are marine.
(c) marine only.
(d) found in freshwater only.
Option a – generally marine, but few are found in freshwater
If a Hydra is cut into two pieces it will result in
(a) growth of mouth and disc according to their position in the parent.
(b) growth without mouth and basal disc.
(c) no regeneration.
(d) growth of mouth and disc at an end.
Option a – growth of mouth and disc according to their position in the parent
Which is not a feature of Annelida?
(a) Metameric segmentation
(b) Nephridia
(c) Pseudocoelom
(d) Clitellum
Option c – Pseudocoelom
Which of the following is an edible ‘Fungi’?
(a) Mucor
(b) Penicillium
(c) Agaricus
(d) Rhizopus
Option c – Agaricus
Radial symmetry is found in
(a) Hydra
(b) Starfish
(c) Sponge
(d) Spider
Option a – Hydra
A plant having vascular supply, producing spores but lacking seeds can be grouped under
(a) Bryophyta
(b) Pteridophyta
(c) gymnosperms
(d) angiosperms
Option b – Pteridophyta
Mycoplasma belongs to
(a) Protista
(b) Monera
(c) Thallophyta
(d) Nematoda
Option b – Monera
Which of the following are absent in gymnosperms?
(a) Xylem vessels
(b) Xylem fibers
(c) Tracheids and fibers
(d) All of these
Option a – Xylem vessels
Which among the following is not a true fruit?
(a) Apple
(b) Date
(c) Grape
(d) Plum
Option a – Apple
Which part of the pear is edible?
(a) Fleshy thalamus
(b) Spores
(c) Endosperm
(d) Mesocarp
Option a – Fleshy thalamus
In a typical flower, germinating pollen grains pass through several parts of the gynoecium before they reach the ovule. A list of the parts of gynoecium is given below in different combinations. Choose the combination that represents the correct sequence of pollen tube pathway/ journey :
(a) Style, Stigma, Ovary
(b) Stigma, Style, Ovary
(c) Pistil, Stigma, Ovary
(d) Ovary, Pistil, Style
Option b – Stigma, Style, Ovary
During favorable conditions, Amoeba reproduces by
(a) multiple fission
(b) binary fission
(c) budding
(d) fragmentation
Option b – binary fission
The common passage of urine and sperm in human males is
(a) the Seminal vesicle
(b) the Ureter
(c) the Vas deferens
(d) the Urethra
Option d – the Urethra
Which is the hormone that brings about changes in girls during puberty?
(a) Estrogen
(b) Progesterone
(c) Testosterone
(d) Thyroxine
Option a – Estrogen
The human embryo gets nutrition from the mother’s blood with the help of a special organ called
(a) Zygote
(b) Ovary
(c) Oviduct
(d) Placenta
Option d – Placenta
The female sex hormone is
(a) estrogen
(b) androgen
(c) insulin
(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
Transfer of pollen grains from the anther to the stigma of another flower of the same plant is called
(a) Autogamy
(b) Geitonogamy
(c) Xenogamy
(d) None of the above
Option b – Geitonogamy
Which of the following plants produce only seeds but no fruit?
(a) Sugarcane
(b) Peanut
(c) Cycas
(d) Almond
Option c – Cycas
Pollination by snails is called
(a) Zoophily
(b) Entomophily
(c) Chiropteriphily
(d) Malacophily
Option d – Malacophily
Which one of the following agents does not contribute to the propagation of plants through seed dispersal?
(a) Wind
(b) Fungus
(c) Animal
(d) Water
Option b – Fungus
In human beings, normally in which one of the following parts, does the sperm fertilize the ovum?
(a) Cervix
(b) Fallopian tube
(c) Lower part of the uterus
(d) Upper part of the uterus
Option b – Fallopian tube
Which among the following is not the function of the testes at puberty? (i) formation of germ cells (ii) secretion of testosterone (iii) development of placenta (iv) secretion of estrogen
(a) (i) and (ii)
(b) (ii) and (iii)
(c) (iii) and (iv)
(d) (i) and (iv)
Option c – (iii) and (iv)
The Censer mechanism of dispersal of seeds is found in
(a) Pea
(b) Poppy
(c) Cotton
(d) Maize
Option b – Poppy
Coconut water is technically
(a) pericarp
(b) endosperm
(c) Seutellum
(d) soft drink
Option b – endosperm
Which one of the following completes the given statement correctly? A seed is a ripened
(a) ovary
(b) flower
(c) gynoecium
(d) ovule
Option d – ovule
Which one of the following cells secretes androgen hormones in human beings?
(a) Sertoli cells
(b) Cells of Leydig
(c) Germinal cells
(d) Mucus cells
Option b – Cells of Leydig
A seed is ripened :
(a) Ovary
(b) Flower
(c) Gynoecium
(d) Ovule
Option d – Ovule
The ability of a cell to divide into several reproductions in Plasmodium cells is called
(a) budding
(b) multiple fission
(c) binary fission
(d) reduction division
Option b – multiple fission
Bryophyllum can be propagated vegetatively by the
(a) stem
(b) leaf
(c) root
(d) flower
Option b – leaf
Vegetative propagation refers to the formation of new plants from
(a) stem, flowers, and fruits
(b) stem, leaves, and flowers
(c) stem, roots, and flowers
(d) stem, roots, and leaves
Option d – stem, roots, and leaves
In a potato, vegetative propagation takes place by
(a) root
(b) leaf
(c) stem tuber
(d) grafting
Option c – stem tuber
Vegetatively propagated plants
(a) do not bear roots
(b) do not bear buds
(c) are genetically similar
(d) are genetically dissimilar
Option c – are genetically similar
A feature of reproduction that is common to Amoeba, Yeast, and Spirogyra is that
(a) they reproduce asexually
(b) they are all unicellular
(c) they reproduce only sexually
(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.
(C) Tapeworms are unisexual animals.
(D) Periplaneta americana has separate male and female sexes.
Option d – Periplaneta americana has separate male and female sexes.
Vegetative propagation in ginger occurs by
(A) offsets
(B) rhizomes
(C) bulbils
(D) tubers
Option b – rhizomes
In Hydra, asexual reproduction takes place through
(A) Sporulation
(B) Budding
(C) Fragmentation
(D) Both (B) and (C)
Option d – Both (B) and (C)
Which of the following statement is INCORRECT regarding internal fertilization is?
(A) It occurs in pteridophytes and bryophytes.
(B) The organisms exhibiting internal fertilization have motile male gametes.
(C) A large number of males and females are gametes produced in the organisms exhibiting this type of fertilization.
(D) It does not require an external medium to release gametes.
Option c – A large number of males and females are gametes produced in the organisms exhibiting this type of fertilization.
Which of the following animals do not exhibit an oestrous cycle?
(A) Cows
(B) Sheep
(C) Tigers
(D) Monkeys
Option d – Monkeys
Identify the INCORRECT match with reference to post-fertilization changes.
(A) Zygote – Embryo
(B) Ovary – Seed
(C) Ovary wall – Pericarp
(D) PEN- Endosperm
Option b – Ovary – Seed
Read the following statements and select the correct option. Statement I: Algae and fungi have haploid plant bodies, whereas bryophytes have diploid plant bodies. Statement II: In pteridophytes parental body is diploid.
(A) Statement I is correct, and statement II is incorrect.
(B) Statement I is incorrect, and statement II is correct.
(C) Both statements I and II are correct.
(D) Both statements I and II are incorrect.
Option b – Statement I is incorrect, and statement II is correct.
In asexual reproduction,
(A) two individuals are involved in the production of offspring.
(B) the offsprings are identical to their parents and are referred to as clones.
(C) the offsprings are morphologically as well as genetically dissimilar.
(D) reproductive structures like rhizomes, buds, bulbs, and runners are formed.
Option b – the offsprings are identical to their parents and are referred to as clones.
Which amongst the following is NOT a hermaphrodite?
(A) Sponge
(B) Leech
(C) Earthworm
(D) Cockroach
Option d – Cockroach
Identify the CORRECT statement regarding ‘continuous breeders’.
(A) They show a menstrual cycle favorable during seasons in their reproductive phase.
(B) They show both menstrual as well as oestrus cycles.
(C) They are reproductively active throughout their reproductive phase.
(D) They are mainly non-primates.
Option c – They are reproductively active throughout their reproductive phase.
Which of the following produces heterogametes?
(A) Fucus
(B) Cladophora
(C) Homo sapiens
(D) Both (A) and (C)
Option d – Both (A) and (C)
Read the following statements and select the correct option. i. Amoeba and Paramoecium reproduce by binary fission. ii. Zoospores are motile asexual structures. iii. The formation of vegetative propagules involves two parents. iv. All flowering plants are bisexual.
(A) i and ii are incorrect
(B) i and iii are correct
(C) iii and iv are incorrect
(D) i and iv are correct
Option c – iii and iv are incorrect
Which of the following plant can propagate through leaves?
(A) Solanum tuberosum
(B) Water Hyacinth
(C) Bryophyllum
(D) Agave
Option c – Bryophyllum
Select the correct option which includes viviparous animals.
(A) Crocodilus and Naja
(B) Ornithorhynchus and Calotes
(C) Chameleon and Bangarus
(D) Pteropus and Macropus
Option d – Pteropus and Macropus
Read the following statements and select the correct option. Statement I: Pistillate flowers are unisexual female flowers. Statement II: Both the terms homothallic and dioecious represent unisexual conditions.
(A) Statement I is correct, and statement II is incorrect.
(B) Statement I is incorrect, and statement II is correct.
(C) Both statements I and II are correct.
(D) Both statements I and II are incorrect.
Option a – Statement I is correct, and statement II is incorrect.
Which of the following statement is INCORRECT?
(A) In Homo sapiens gametes are homogametes.
(B) Gametogenesis is a pre-fertilization event.
(C) Gametes are haploid cells.
(D) Cladophora produces homogametes.
Option a – In Homo sapiens gametes are homogametes.
34 chromosomes are present in the meiocytes of apples. What will be the number of chromosomes in its gametes?
(A) 17
(B) 68
(C) 40
(D) 60
Option a – 17
The number of chromosomes in the root cell of onion is
(A) 4
(B) 16
(C) 24
(D) 48
Option b – 16
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