MCQS of Biology 1st Year Chapter 9

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MCQS of Biology 1st Year


There are …… known species of plants
360000
120000
227000
412000

The class hepaticeae includes about …… species
1100
1200
900
600

The male gametophyte of an angiosperm is the
Germinated pollen grain
Anther
Microspore
Embroyo sac

The scientific name of rice is
Acacia fistula
Zea mays
Oryza sativa
Triticum vulgare

bryophytes are generally thought to have evolved from
Brown algae
Red algae
Golden algae
Green algae

Important terrestrial adaptations that evolved exclusiverly in seed plants include all of the following except
Pollination by wind or animal instead of fertilization by swimming the sperm
Independent of the gametophyte plant from the sporophyte
Transport of water through vascular tissue
Dispersal of new plants by seeds

All bryophytes share certain characteristics which are
Reproductive cells in protective chambers
Vascular tissues, true leaves and a waxy cuticle
A waxy cuticle, true leaves and reproductive cells in protective chambers
Vascular tissue and a waxy cuticle
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