Question No:1
Zygote after multiplication in angiosperm develop in
[A] endosperm (n)
[B] embryo (n)
[C] endosperm
[D] embryo (2n)
Question No:2
Endosperm in angiosperm is formed
[A] before fertilization
[B] after fertilization
[C] vary from species to species
[D] all
Question No:3
Meiosis hi plants can take place in
[A] only haploid species
[B] only diploid species
[C] both in haploid as well as diploid species
[D] none
Question No:4
The haploid plant body produces ____ and is referred to as ____
[A] spores, sporophyte
[B] gametes, gametophyte
[C] zoospores, zoosporangia
[D] conidia, Conidiophores
Question No:5
Haploid spore divide by ____ to form haploid plant body
[A] mitosis
[B] meiosis
[C] amitosis
[D] any of them
Question No:6
In haplontic life cycle, sporophytic generation is seen by
[A] well-developed multicellular sporophyte
[B] zygote
[C] (b) embryo
[D] none
Question No:7
In haplontic life cycle zygote divides by
[A] mitosis
[B] meiosis
[C] any of them
[D] amitosis
Question No:8
Volvox, spirogyra chlamydomonas come under
[A] haplodiplontic life cycle organism
[B] diplohaplontic organism
[C] haplontic life cycle
[D] diplontic life cycle
Question No:9
Sporophyte, dominant, photosynthetic and independent phase of plant represents
[A] haplontic
[B] diplontic
[C] diplohaplontic life cycle
[D] both (b) and (c)
Question No:10
Diplontic life cycle is seen in
[A] angiosperms and gymnosperms
[B] spermatophytes
[C] both
[D] pteridophyte
Question No:11
When both the phases of life cycle are multicellular i.e. haploid and diploid phases are more than one celled
[A] life cycles are called haplodiplontic
[B] they differ in the dominant phase
[C] they are in pteridophytes and bryophytes
[D] all
Question No:12
The bryophytes
[A] dominant diploid multicellular sporophyte alters dominant with multicellular gametophytes
[B] dominant haploid multicellular gametophyte alters with diploid sporophyte
[C] the plant body show diplontic life cycle
[D] the plant body show haplontic life cycle
Question No:13
Most of the alga show
[A] haplontic life cycle
[B] diplontic life cycle
[C] haplodiplontic life cycle
[D] none
Question No:14
Algae showing haplodiplontic life cycle are
[A] Spirulina and spirogyra
[B] ectocarpus and polysiphonia
[C] kelps
[D] both (b) and (c)
Plant Kingdom Mock Exam-18
CategoriesNEET Biology