Reproduction in organism - Asexual (NEET/AIIMS Online Practice)

The plants which bears only one kind of spores during Sporophytic, stage are known as ........
1. Spores
2. Heterosporous
3. Homosporous
4. Gametes
Which animal reproduce by multiple fission ?
1. Hydra
2. Plasmodium
3. Spongilla
4. Euglena
What divides first during the method of fission ?
1. Cytoplasm
2. Cytoplasmic membrane
3. Nucleus
4. Cell organelles
What are ciliated spore ?
1. Non-motile spores
2. Zoospores
3. Homospores
4. Heterospores
In which method pseudopodiospores are formed ?
1. Binary fission
2. Multiple fission
3. Sporulation
4. Budding
Non-flagellate spores are called conidia ? In which organism they are seen ?
1. Pencillium
2. Hydra
3. Amoeba
4. Chlamydomonas
Sporulation occurs in...........
1. Plasmodium
2. Hydra
3. Starfish
4. Spongilla
In Amoeba, the plane of cytoplasmic division is in which direction ?
1. One direction
2. Two direction
3. Three direction
4. Any direction
During which process cyst is formed ?
1. Budding
2. Binary fission
3. Sporulation
4. Multiple fission
Which animals reproduce by exogenous budding ?
1. Hydra
2. Spongilla
3. Plasmodium
4. Amoeba
In which metohd of asexual reproduction the division of cytoplasm is not possible ?
1. Amitotic division
2. Binary fission
3. Division
4. Budding
Which algae reproduce by fragmentation ?
1. Ulothrix, Oedogonium
2. Spirogyra, Zygnema
3. Sargasum, Oscillatoria
4. Both ‘Ulothrix, Oedogonium’ and ‘Spirogyra, Zygnema’
In which plants motile ciliated spores are produced during spore formation ?
1. Chlamydomonas
2. Spirogyra
3. Dictyota
4. Fucus
In which organism other than amoeba,sporulation is seen ?
1. Paramoecium
2. Plasmodium
3. Hydra
4. Planaria
The plants which bears only two types of hetero spores during Sporophytic stage is known as.........
1. Spores
2. Somatic spores
3. Homosporous
4. Heterosporous
In which type of organism asexual reproduction is seen ?
1. Unicellular
2. Bicellular
3. Multicellular
4. Both ‘Unicellular’ & ‘Multicellular’
Which special method of reproduction is found on Nephrolepis ?
1. Offsets
2. Stolons
3. Runner
4. Suckers
Which animals have developed capacity of regeneration ?
1. Plasmodium
2. Hydra, Starfish
3. Earthworm
4. Spongilla
Which type of division happens in Euglena ?
1. Transversal
2. Longitudinal
3. Peripheral
4. Radial
In which method of asexual reproduction the offspring's are genetically identical,to the parents ?
1. Amitotic division
2. Multiple fission
3. Division
4. Binary fission
Non-motile and non-flagellate spores are commonly seen in which plants ?
1. Penicillium
2. Aspergillus
3. Mucor
4. Both ‘Penicillium’ and ‘Aspergillus’
How does Amoeba reproduce ?
1. Binary fission
2. Budding
3. Sporulation
4. Both ‘Binary fission’ & ‘Sporulation’
In which animal,formation of exogenous budding takes place from parent body ?
1. Hydra
2. Planaria
3. Amoeba
4. Paramoecium
Other than Euglena, which of the following organism divides by longitudinal division ?
1. Amoeba
2. Paramoecium
3. Vorticella
4. Plasmodium
By which asexual reproductive method do Dictyota, Fucus and Yeast reproduces ?
1. Budding
2. Sporulation
3. Fragmentation
4. Fission
Which is NOT true about asexual reproduction?
1. It is less commonly found among vertebrates
2. It can occur by budding or by division and regeneration
3. A large number of offspring can be produced in this way in a short time
4. It produces variation that allows the species to adapt quickly to changing environmental conditions
The continuous process from birth to death is called as:-
1. life process
2. life span
3. life growth
4. All of the above
Organisms that are haploid and reproduce by asexual means may have :-
1. Little chance of survival because they cannot undergo binary fission
2. An evolutionary advantage because mutations are immediately expressed rather than hidden by a normal allele on the homologous chromosome
3. A disadvantage because they lack half the chromosomes of diploid individuals
4. No advantages nor disadvantages because as asexual organisms, there will be no variation in any case
The life span of which organism is 3000 to 4000 yr :-
1. Sequoia gigantia
2. Sequoia crassia
3. Red wood tree
4. Both ‘Sequoia gigantia’ & ‘Red wood tree’
Which is NOT true about reproduction?
1. Asexual reproduction is most advantageous when the environment is not changing
2. A hermaphrodite produces both male and female gametes in different specialized gonads
3. Only the germ line reproduces by mitosis
4. Gametes are produced by meiosis and may be specialized as eggs or sperm
Choose the correct statement about the process of life span from the given statement :-
I. Juvenile stage
II. Reproductive stage
III. Ageing stage
IV. Senescence stage
V. Growth stage
VI. Vegetative stage
1. I, II & V
2. III, IV & V
3. I, III, V & VI
4. I, III, V & VI
The formation of diploid sporophytic plant from megaspore mother cell is called :-
1. Agamospermy
2. Diplospory
3. Recurrent
4. All
Polyembryony is formed by which type of asexual reproduction:-
1. Recurrent
2. Non - recurrent
3. Adventative
4. All
Match the following:-

Column I Column II
P Binary fission i Paramoecium
Q Multiple fission ii Hydra
R Sporulation iii Amoeba
S Budding iv Plasmodium
1. P-iii, Q-i, R-iv, S-ii
2. P-i, Q-ii, R-iii, S-iv
3. P-iv, Q-iii, R-ii, S-i
4. P-ii, Q-iii, R-iv, S-i
Morphologically and genetically similar individuals:-
1. Asexual
2. Sporulation
3. Vegetative propagation
4. Clone
Individual member of clone called as :-
1. Ranet
2. Ramet
3. Rancet
4. All
Which process becomes a vital process without which species cannot survive for long:-
1. Multiplication
2. Reproduction
3. Regeneration
4. All
The diagrams below represent various processes associated with reproduction. Asexual reproduction is represented by:-
1. A, only
2. B, only
3. A and C
4. B and D
Conidia type of reproduction is found in:-
1. Penicillium
2. Yeast
3. Saprolegnia
4. Both ‘Penicillium’ & ‘Saprolegnia’
In yeast the asxual reproduction is by:-
1. Asexual
2. Vegetative propagation
3. Sporulation
4. Bud
Asexual reproduction is common among :-
1. single-celled organisms
2. animals
3. plants
4. All
Each and every organism can live:-
1. only for a fixed period of time
2. only for a certain period of time
3. Throughout life
4. All
What is the critical difference between gemmulation and fragmentation?
1. If sponges fragment, it is called gemmulation
2. Gemmulation is sexual and fragmentation is asexual
3. Fragmentation involves providing a resistant layer of cells for a capsule; gemmulation is merely breaking off chunks of tissue to grow a new organism
4. Gemmulation involves providing a resistant layer of cells for a capsule; fragmentation is merely breaking off chunks of tissue to grow a new organism
The development of diploid sporophytic plant by asexual reproduction is called :-
1. Agamospermy
2. Apospory
3. Recurrent
4. All
While in animals and other simple organisms the term asexual is used unambiguously with structure called:
1. Vegetatitive conidia
2. Vegetative bud
3. Vegetative propagules
4. All
Choose the correct statement from Assertion & Reason from the following:-
A: Hydra possess exogenous budding method.
R: Exogenous bud devlops in hydra which directs asexually reproduction.
1. A is true and R is false
2. A is false and R is true
3. A and R both are true and R is correct explanation of A.
4. A and R both are true but R is not correct explatation of A
The motile spore in algae and fungi called :-
1. Buds
2. Oidia
3. Zoospore
4. Conidia
The life span of which plant is more than mango :-
1. Peepal
2. Banana
3. Anabaena
4. Both ‘Banana’ & ‘Anabaena’
The period from birth to the natural death of an organism represents :-
1. Life process
2. Life span
3. Alternation of generation
4. All
Life process of organisms are not necessarily correlated with:-
1. Shape
2. Structure
3. Size
4. All

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Reproduction in organism - Asexual (NEET/AIIMS Online Practice)

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