NEET Biology Reproduction in Organisms MCQs Set C

Question: Choose correct sequence for different stages in the life cycle of rice

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Choose odd one w.r.t. flowering and fruiting pattern

• a) Mango, Apple
• b) Pea, Rice
• c) Marigold, Maize
• d) Rice, Wheat

Answer: Mango, Apple

Question: Choose odd one w.r.t. medium through which male gametes are transferred?

• a) Gymnosperms, Angiosperms
• b) Pteridophytes, Algae
• c) Algae, Bryophytes
• d) Simple plant, Bryophytes

Answer:  Gymnosperms, Angiosperms

Question: Choose odd one w.r.t. vegetative propagule involved in cultivation in following plants

• a) Bryophyllum
• b) Potato
• c) Ginger
• d) Banana

Answer: Bryophyllum

Question: In the process of asexual reproduction

• a) There is no need to search for a mate
• b) Individuals are genetically similar to one another but not to their parent
• c) Large number of individuals are produced due to involvement of reduction division
• d) Gametes may or may not be fused

Answer: There is no need to search for a mate

Question: Members of which of the following groups reproduce through special asexual reproductive structures?

• a) Fungi, Algae
• b) Fungi, Pteridophytes
• c) Algae, Bryophytes
• d) Pteridophytes, Angiosperms

Answer: Fungi, Algae

Question:

• a) Two
• b) Four
• c) One
• d) Three

Answer: Two

Question: In vegetative propagule of potato and Bryophyllum new plants arise from respectively

• a) Axillary bud, Adventitious bud
• b) Axillary bud, Axillary bud
• c) Adventitious bud, Axillary bud
• d) Leaf bud, Axillary bud

Answer: Axillary bud, Adventitious bud

Question: Select the incorrect statement

• a) Zygote is thick walled diploid sexual spore
• b) Flowers are bisexual in sweet potato
• c) Ulothrix shows external fertilisation
• d) The nucule in Chara has a cap of five coronary cells

Answer:  Zygote is thick walled diploid sexual spore

Question:

• a) (b) only
• b) (a) & (c)
• c) (b) & (c)
• d) (a) & (b)

Answer: (b) only

Question: Which of the following plants produce non-motile male gametes?

• a) Mangifera, Pinus
• b) Spirogyra, Ulothrix
• c) Strobilanthus, Chara
• d) Ulothrix, Marchantia

Answer:  Mangifera, Pinus

Question: Fleshy buds in aquatic plants are known as

• a) Turions
• b) Rhizome
• c) Offset
• d) Bulbils

Answer:  Turions

Question:

• a) (a), (b) & (c)
• b) (c) & (d)
• c) (b) & (c) only
• d) (a) & (d)

Answer: (a), (b) & (c)

Question: Clear cut distinction between vegetative, reproductive and senescent phase is shown by

• a) All annuals and biennials
• b) All annuals and perennials
• c) All biennial and perennials
• d) All perennials

Answer: All annuals and biennials

Question:  In few fungi and most of the algae

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Select correct option w.r.t. chromosomes number in sexual life cycle of apple

• a) Megasporocyte - 34; Microspore - 17; PEN - 51
• b) Meiospore - 34; Microspore - 17; Embryo - 34
• c) Oosphere - 34; Nucellus - 34; Pollengrain - 17
• d) Meiocyte - 34; Sporocyte - 34; Pollen tetrad - 34

Answer: Megasporocyte - 34; Microspore - 17; PEN - 51

Question: Choose correct option w.r.t. division during gamete formation and division in zygote for organisms having haplontic life cycle respectively.

• a) Mitosis, meiosis
• b) Meiosis, mitosis
• c) Meiosis, meiosis
• d) Mitosis, mitosis

Answer: Mitosis, meiosis

Question: Which of the following plant groups shows internal fertilisation only?

(a) Algae (b) Bryophytes
(c) Pteridophytes (d) Fungi

• a) (b) & (c)
• b) (a) & (b)
• c) (c) & (d)
• d) (a) & (c)

Answer:  (b) & (c)

Question: Which of the following features cannot be shown by structure which is vital link between two generations ensuring continuity of species?

a) Thick walled (b) Multicelled (c) One set of chromosomes
(d) Meiocyte (e) Resting structure

• a) (b) & (c)
• b) (d) & (e)
• c) (a), (b) & (d)
• d) (a), (b) & (e)

Answer: (b) & (c)

Question: Organisms showing internal fertilisation shows reduction in number of ________ gamete and increase in number of ________ gamete

• a) Male, female
• b) Sperm, eggs
• c)

  

• d)

  

Answer: Male, female

Question: Choose correct option w.r.t. features of different plant groups

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Synchrony between the maturity of sexes and release of large number of gametes is shown by

• a) Most of the algae
• b) All bryophytes
• c) Most of the land plants
• d) All spermatophytes

Answer:  Most of the algae

Question:

• a) More than one option is correct
• b) Form sexual branches as antheridiophore
• c) Produce male gamete
• d) After fertilisation possess zygote

Answer: More than one option is correct

Question:  Which of the following represents the correct sequence of phases in the life cycle of wheat? [where J - Juvenile phase, R - Reproductive phase, I - Interflowering period, G - Gap phase, S - Senescence, V - Vegetative phase]

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Study the following statements and choose the correct option.

I. Life spans of organisms are correlated with sizes.
II. Death of all individuals is certain
III. The organism's habitat, internal physiology etc. are collectively responsible for how it reproduces.
IV. When offspring is produced by single parent with or without involvement of gamets formation is called asexual reproduction.

• a) III, IV are correct
• b) I, III are correct
• c) II, IV are correct
• d) I, II are correct

Answer: III, IV are correct

Question: A portion of underground stem bearing bud forms a new plant in

• a) Narcissus, Gladiolus and Freesia
• b) Turmeric, Ginger and Strawberry
• c) Adiantum, Colocasia and Vallisneria
• d)  Garlic, Onion and Water hyacinth

Answer: Narcissus, Gladiolus and Freesia

Question: Which of the following statement about vegetative reproduction is incorrect?

• a) In trench layering, the basal branch may pegged at several places in soil at regular intervals
• b) Stem cutting is a common horticultural method of plant propagation
• c) Stock has large diameter than scion in crown grafting
• d) Gootee is an ancient method of propagation in subtropical trees and shrubs

Answer: In trench layering, the basal branch may pegged at several places in soil at regular intervals

Question: Grafting method can be used

• a) In cambium containing eustelic plants
• b) In all tracheophytes
• c) Only in gymnospermic plants
• d) Only in atactostelic plants

Answer:  In cambium containing eustelic plants

Question:

• a) a, d & e
• b) a, c & e
• c) b, d & f
• d) a, d & f

Answer: a, d & e

Question: Study the following statement and choose the correct option

I. Asexual reproduction is common among single celled organisms and organisms with relatively simple organisation.
II. Conidia, bud, gemmules are common sexual structures.
III. Runner, rhizome, sucker, tuber, offset, bulb are vegetative propagules.
IV. The invasive weeds found growing in fresh water bodies is Zostera

• a) I, III are correct
• b) II, IV are correct
• c) III, IV are correct
• d) I, II are correct

Answer: I, III are correct

More Questions...........................................

Question: Arrange the following w.r.t. increasing life span : Rose, Fruit fly, Rice

• a) Fruit fly, Rice, Rose
• b) Rice, Rose, Fruit fly
• c) Rose, Rice, Fruit fly
• d) Fruit fly, Rose, Rice

Answer: Fruit fly, Rice, Rose

Question: Which of the following factor(s) is/are responsible for how organism reproduces?

• a) More than one option is correct
• b) Internal physiology
• c) Organisms habitat
• d) Environmental factors

Answer: More than one option is correct

Question: Process of reproduction which results in production of identical offsprings is

• a) Fast, simple
• b) Fast, elaborate
• c) Simple, slow
• d) Complex, fast

Answer:  Fast, simple

Question: Asexual reproduction is common in

• a) More than one option is correct
• b) Organisms having simple organisation
• c) Single celled organisms
• d) Aquatic plants

Answer: More than one option is correct

Question: For which of the following organisms there is no natural death?

• a) Unicellular organisms reproducing by binary fission
• b) Yeast reproducing by budding
• c) Bacteria reproducing by sporulation
• d) Unicellular organisms reproducing by spores

Answer: Unicellular organisms reproducing by binary fission

Question: Cell division itself is a mode of reproduction in

• a) Amoeba, Bacteria
• b) Chara, Bacteria
• c) Amoeba, Penicillium
• d) Chlamydomonas, Penicillium

Answer: Amoeba, Bacteria

Question: During budding in yeast

• a) More than one option is correct
• b) Identity of parent is lost
• c) Cytokinesis is unequal
• d) Clones are produced

Answer: More than one option is correct

Question:  Most common asexual structure produced in algae is

• a) Flagellated
• b) Produced in chains
• c) Multicellular
• d) Thick walled

Answer: Flagellated

Question: In which of the following plants root bud is involved in vegetative propagation?

• a) Dahlia
• b) Ginger
• c) Banana
• d) Sugarcane

Answer: Dahlia

Question:

• a) Found in running water
• b) Scourge of the water bodies
• c) Reproduction through offset
• d) Drains oxygen from water

Answer: Found in running water

Question: For commercial propagation of banana and ginger which of the following parts are utilised respectively?

• a) Rhizome, Rhizome
• b) Tuber, Bulb
• c) Rhizome, Tuber
• d) Rhizome, Sucker

Answer: Rhizome, Rhizome

Question: Offsprings produced through which of the following processes/structures represent clone?

• a) Vegetative propagule
• b) Gametic fusion
• c) Syngamy
• d) More than one option is correct

Answer: Syngamy

Question: Vegetative reproduction is also a type of asexual reproduction." Which of the following statements justify this?

• a) More than one option is correct
• b) Gametes are not involved
• c) Involvement of one parent
• d) Does not involve meiosis

Answer: More than one option is correct

Question: Choose incorrect match

• a) Tuber – Bryophyllum
• b) Bulbil – Agave
• c) Sucker – Pineapple
• d) Runner – Grasses

Answer:  Tuber – Bryophyllum

Question: In all the sexually reproducing organisms, events involved are

• a) Same, sequential
• b) Different, sequential
• c) Same, non-sequential
• d) Different, non-sequential

Answer: Same, sequential

Question: Choose odd one w.r.t. sexuality

• a) Papaya
• b) Chara
• c) Cucurbits
• d) Coconut

Answer: Papaya

Question:  What would be the number of chromosomes in the meiocyte and gamete of onion respectively?

• a) 16, 8
• b) 14, 17
• c) 34, 17
• d) 24, 12

Answer: 16, 8

Question: Majority of sexually reproducing organisms form

• a) Heterogametes
• b) Isogametes
• c) Homogametes
• d) More than one option is correct

Answer: Heterogametes

Question: Chara possess

• a) Both
• b) Multicellular and jacketed sex organs
• c)

  

• d) None of these

Answer: Both

Question: Give the ploidy of following structures in angiospermic plants.

Zygote, Endosperm, Ovum

• a) 2n, 3n, n
• b) 2n, n, 2n
• c) 2n, 2n, n
• d) n, n, 2n

Answer: 2n, 3n, n

Question: From the given below processes how many are associated with post-fertilisation event?

• a) Embryogenesis, PEN formation
• b) Gametogenesis, cell division
• c) Syngamy, gamete transfer
• d) Cell differentiation, gametic fusion

Answer: Embryogenesis, PEN formation

Question:  In flowering plants, zygote is formed

• a) Inside ovule
• b) In water
• c) Inside archegonium
• d) More than one option is correct

Answer: Inside ovule

Question: Which of the following feature is universal in all sexually reproducing organisms?

• a) Zygote formation
• b) Pollen grain transfer
• c) Gametic meiosis
• d) Embryo formation

Answer: Zygote formation

Question: Arrange the following plants w.r.t. increasing number of chromosome

Rice, Maize, Apple

• a) Maize, Rice, Apple
• b) Apple, Rice, Maize
• c) Rice, Maize, Apple
• d) Apple, Rice, Maize

Answer: Maize, Rice, Apple

Question: Strobilanthus kunthiana

• a) Transformed hilly tracks of Kerala, Karnataka, Tamil Nadu into blue stretches
• b) Shows flowering once in 12 months
• c) Showed flowering during November-December 2006
• d) An annual plant

Answer: Transformed hilly tracks of Kerala, Karnataka, Tamil Nadu into blue stretches

Question: Thick walled resistant zygote can be produced in the life cycle of

• a) Algae, fungi
• b) Gymnosperms, algae
• c) Bryophytes, pteridophytes
• d) Angiosperms, fungi

Answer: Algae, fungi

Question: In fungi homothallic term is used to represent

• a) Bisexual conditionDioecious condition
• b) None of these
• c) Unisexual condition
• d) More than one option is correct

Answer: Bisexual conditionDioecious condition

Question: Self fertilisation is seen in

• a) Bisexual flower of pea
• b) Bisexual flower of coconut
• c) Unisexual flower of papaya
• d) Unisexual flower of date palm

Answer: Bisexual flower of pea

Question: Choose incorrect option w.r.t. transition after fertilisation in angiosperms

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question: Which of the following vegetative propagule represents large size fleshy bud?

• a) Bulbil
• b) Bulb
• c) Sucker
• d) Rhizome

Answer: Bulbil 

Question: The vital link that ensures continuity of species between organisms of one generation and next are all, except

• a) Oosphere
• b) Zygote
• c) Oospore
• d) Zygospore

Answer: Oosphere

Question: Choose the correct options from the following

I. Annual and biennial plants show clear cut vegetative, reproductive and senscent phases.
II. Bamboo species flower only once in life generally after 50-100 years.
III. Strobilanthus kunthiana is a monocarpic plant which flowers only once-after 6 years.

• a) I, II are correct
• b) III is correct
• c) II is correct
• d) I, III are correct

Answer: I, II are correct

Question: Choose the correct options

I. Gametes are always produced from diploid parent plant body.
II. Meiocytes are sporocytes in all plants.
III. The gymnosperms and pteriodophytes have diploid parent body.
IV. In seed plants, pollen grains are carrier of male gametes.

• a) III, IV are correct
• b) I, III are correct
• c) II, IV are correct
• d) I, II are correct

Answer: III, IV are correct

Question: Choose the correct option from following statements.

I. During embryogenesis, zygote undergoes mitotic cell division.
II. In organisms with diplontic life cycle, zygote divides by meiotic cell division.
III. The pericarp (fruit wall) develop from integument of ovule, after fertilization.
IV. In brinjal, sepals remained attached to fruit even after fertilization.

• a) II, III are incorrect but I, IV are correct
• b) III, IV are incorrect but II, III are correct
• c) I, II are incorrect but III, IV are correct
• d) I, IV are incorrect but II, III are correct

Answer: II, III are incorrect but I, IV are correct

Question: The progenitor of the next generation in mature seed is

• a) Emrbyo
• b) Oospore
• c) Spore
• d) Gamete

Answer: Emrbyo

Question:

• a)

  

• b)

  

• c)

  

• d)

  

Answer:

Question:

• a) Nodal, axillary bud
• b) Nodal, adventitious bud
• c) Adventitious, axillary bud
• d) Leaf, extra-axillary bud

Answer: Nodal, axillary bud

Question:

• a)  A, B, A, B, B
• b) B, A, A, B, A
• c) A, B, A, A, B
• d) A, B, B, A, A

Answer: A, B, A, B, B

Question: Which of the following pairs is not correctly matched?

• a) Binary fission- Sargassum
• b) Rhizome -Banana
• c) Offset- Water hyacinth
• d) Conidia- Penicillium

Answer: Binary fission- Sargassum

Question: In ginger vegetative propagation occurs through

• a) Rhizome
• b) Runners
• c) Offsets
• d) Bulbils

Answer: Rhizome

Question: Which one of the following is wrong about Chara?

• a) Upper antheridium and lower oogonium
• b) Upper oogonium and lower round antheridium
• c) Globule and nucule present on the same plant
• d) Globule is male reproductive structure

Answer: Upper antheridium and lower oogonium

Question: Isogamous condition with non-flagellated gametes is found in

• a) Spirogyra
• b) Volvox
• c) Fucus
• d) Chlamydomonas

Answer: Spirogyra

Question: Product of sexual reproduction generally generates

• a) New genetic combination leading to variation
• b) Longer viability of seeds
• c) Prolonged dormancy
• d) Large biomass

Answer: New genetic combination leading to variation

Question: Which one of the following is correctly matched?

• a) Onion – Bulb
• b) Chlamydomonas – Conidia
• c) Yeast – Zoospores
• d) Ginger – Sucker

Answer: Onion – Bulb

Question: Select the wrong statement

• a) In Oomycetes female gemete is smaller and motile, while male gamete is larger and non- motile
• b) Anisogametes differ either in structure, function or behaviour
• c) Chlamydomomas exhibits both isogamy and anisogamy and Fucus shows oogamy
• d) Isogametes are similar in structure, function and behaviour

Answer: In Oomycetes female gemete is smaller and motile, while male gamete is larger and non- motile

Question: Monoecious plant of Chara shows occurrence of

• a) Upper oogonium and lower antheridium on the same plant
• b) Upper antheridium and lower oogonium on the same plant
• c) Stamen and carpel on the same plant
• d) Antheridiophore and archegoniophore on the same plant

Answer: Upper oogonium and lower antheridium on the same plant

Question: Which one of the following is common to multicellular fungi, filamentous algae and protonema of mosses?

• a) Multiplication by fragmentation
• b) Members of kingdom Plantae
• c) Mode of Nutrition
• d) Diplontic life cycle

Answer: Multiplication by fragmentation

Question: The "Eyes" of the potato tuber are

• a) Axillary buds
• b) Root buds
• c) Flower buds
• d) Shoot buds

Answer: Axillary buds

Question: Which one of the following pairs is wrongly matched while the remaining three are correct?

• a) Water hyacinth – Runner
• b) Agave – Bulbils
• c) Bryophyllum – Leaf buds
• d) Penicillium – Conidia

Answer:  Water hyacinth – Runner

Question:

• a) (a) (b) (c) (d)-Archegoniophore Female thallus Gemmacup Rhizoids
• b) (a) (b) (c) (d)-Archegoniophore Female thallus Bud Foot
• c) (a) (b) (c) (d)-Antheridiophore Male tahllus Globule Roots
• d) (a) (b) (c) (d)-Seta Sporophyte Protonema Rhizoids

Answer: (a) (b) (c) (d)-Archegoniophore Female thallus Gemmacup Rhizoids

Question: Which of the following propagates through leaf-tip?

• a) Walking fern
• b) Sprout-leaf plant
• c) Marchantia
• d) Moss

Answer: Walking fern

Question: In oogamy, fertilization involves

• a) A large non-motile female gamete and a small motile male gamete
• b) A small non-motile female gamete and a large motile male gamete
• c) A large non-motile female gamete and a small non-motile male gamete
• d) A large motile female gamete and a small non-motile male gamete

Answer: A large non-motile female gamete and a small motile male gamete

Question: In which one of the following pair both the plants can be vegetatively propagated by leaf buds?

• a) Bryophyllum and Kalanchoe
• b) Chrysanthemum and Agave
• c) Agave and Kalanchoe
• d) Asparagus and Bryophyllum

Answer: Bryophyllum and Kalanchoe

Question: Why is vivipary an undesirable character for annual crop plants?

• a) The seeds cannot be stored under normal conditions for the next season
• b) The seeds exhibit long dormancy
• c) It adversely affects the fertility of the plant
• d) It reduces the vigour of the plant

Answer: The seeds cannot be stored under normal conditions for the next season

Question: Vegetative propagation in mint occurs by

• a) Sucker
• b) Runner
• c) Offset
• d) Rhizome

Answer: Sucker

Question: Which one of the following plants is monoecious?

• a) Pinus
• b) Cycas
• c) Marchantia
• d) Papaya

Answer:  Pinus

Question: Which one of the following is a polygamous plant?

• a) Litchi
• b) Papaya
• c) Coconut
• d) Maize

Answer: Litchi

Question: Vegetative propagation in Pistia occurs by

• a) Offset
• b) Stolen
• c) Runner
• d) Sucker

Answer: Offset

Question: Syngamy can occur outside the body of the organism in

• a) Algae
• b) Ferns
• c) Mosses
• d) Fungi

Answer: Algae

Question:

• a)

  

  

• b)

  

  

• c) Both
• d) None of these

Answer: