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Quiz 1
Solution
Q.1.
Which of the following is incorrect about haplontic life cycle?
a) Gametophytes are the dominant phase in this life cycle
b) Sporophytes are free-living
c) Spores are haploid in nature and form gametophyte by mitotic division
d) Zygote acts as sporophyte
Q.2.
Which among the following life cycle suits Chlamydomanas?
a) Haplontic
b) Diplontic
c) Triplontic
d) Haplo-diplontic
Q.3.
Which among the following is incorrect about diplontic life cycle?
a) Sporophyte is the dominant phase
b) All spermatophytes exhibit diplontic life cycle
c) Gametophyte depends on the sporophyte
d) Sporophyte depends on Gametophyte for their food
Q.4.
Which among the following life cycle is exhibited by a rose plant?
a) Haplontic
b) Diplontic
c) Triplontic
d) Haplo-diplontic
Q.5.
Gametophytes in plants that exhibit diplontic life cycle may be heterotrophic, autotrophic or saprophytic.
a) True
b) False
Q.6.
Which among the following is incorrect about Haplo-diplontic life cycle?
a) In this life cycle, both sporophytic phase and gametophytic phase have equal life time
b) Both sporophytic and gametophytic phases are multi-cellular and have independent existence
c) This kind of life cycle is exhibited by Pteridophytes and Bryophyte
d) Ectocarpus exhibits haplo-diplontic life cycle
Q.7.
Haploid cells undergo mitosis and diploid cells undergo meiosis to form plant body.
a) True
b) False
Q.8.
Which among the following life cycle is exhibited by Fucus?
a) Diplontic
b) Haplontic
c) Triplolntic
d) Haplo-diplontic
Q.9.
Which among the following life cycle is exhibited by Polysiphonia?
a) Diplontic
b) Haplontic
c) Triplolntic
d) Haplo-diplontic
Q.10.
Which among the following is incorrect?
a) In bryophytes, haploid gametophyte is the dominant phase
b) In Volvox, haploid gametophyte is the dominant phase
c) In Spirogyra, diploid Sporophyte is the dominant phase
d) In Pappaya, haploid gametophyte is the dominant phase
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