PRE-LAB QUESTIONS 1. Which statement is not true about 7. An ovule conifers? (a)
ID: 210671 • Letter: P
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PRE-LAB QUESTIONS 1. Which statement is not true about 7. An ovule conifers? (a) Conifers are gymnosperms (b) All conifers belong to the genus is the structure that develops into a seed contains the microsporophyll is produced on the surface of a male cone is all of the above (a) (b) (c) Pinus (c) (d) All conifers have naked seeds Conifers are heterosporous (d) 2. Seed plants 8. The process by which pollen is have alternation of generations (a) (b) transferred to the ovule is called (a) transmigration (b) fertilization (c) pollination (d) all of the above are heterosporous (c) develop a seed coat (d) are all of the above A pine tree is (a) a sporophyte (b) a gametophyte (c) diploid (d) both a and c 3, Which statement is true of the female gametophyte of pine? (a) It's a product of repeated cell 9. divisions of the functional 4. The male pine cone megaspore (b) It's haploid (c) It serves as the stored food to be used (a) produces pollen (b) contains a female gametophyte (c) bears a megasporangium containing by the embryo sporophyte upon germination (d) All of the above are true a megaspore mother cell (d) gives rise to a seed The seed coat of a pine seed (a) is derived from the integuments (b) is produced by the micropyle (c) surrounds the male gametophyte (d) is divided into the hypocotyl-root axis 10· 5. The male gametophyte of a pine tree (a) is produced within a pollen grain produces sperm (b) (c) is diploid (d) is both a and b and epicotyl Which of these are produced directly by meiosis in pine? (a) sperm cells (b) pollen grains (c) microspores (d) microspore mother cells 6.Explanation / Answer
we are requested to answer only first question in case there are many however i am answering few for you.
which statement is not true about conifers? all conifers belong to the genus pinus
Seed plants - all the above
A pine tree is both sporophyte and diploid
A male pine cone produces pollen
the male gametophyte of a pine tree produces sperm
Which of these are produced directly by meiosis in pine microspores
An ovule is the structure that develops into a seed
The process by which pollen is transferred to the ovule is called? pollination
Which is true of the female gametophyte of pine? all of the above
the seed coat of a pine seed surrounds the male gametophyte
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