Biology Quiz on Spores and Meiosis
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Biology Quiz on Spores and Meiosis

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Questions and Answers

[blank] are diploid and produce haploid spores meiotically

Sporophytes

What produces gametes by mitosis?

Gametophytes

Gametes undergo [blank] syngamy to produce a [blank] zygote

syngamy, diploid

[blank] develops into microgametophytes to produce [blank]

<p>Oogamous, sperm</p> Signup and view all the answers

Eggs produce [blank] that develop from megaspores

<p>female gametophytes or megagametophytes</p> Signup and view all the answers

What is pollination?

<p>The transfer of pollen from the male anther (stamen) to the female stigma (carpel) of a flower.</p> Signup and view all the answers

Name the four floral appendages.

<p>Sepals, petals, stamens, and carpels</p> Signup and view all the answers

Sepals are the outermost floral appendage.

<p>True</p> Signup and view all the answers

A group of sepals are called a ...

<p>Calyx</p> Signup and view all the answers

What is the function of the pistil in flowering plants?

<p>Holds the stigma, style, and ovary</p> Signup and view all the answers

What are the two main parts of a stamen (male) in flowering plants?

<p>Anther and filament</p> Signup and view all the answers

A combination of sepals and petals is a?

<p>Perianth</p> Signup and view all the answers

What structures are typically found above the petals of a flower?

<p>Stamens</p> Signup and view all the answers

The ovule has a central mass of parenchyma called a?

<p>Nucellus</p> Signup and view all the answers

An ovule develops into a what after it's fertilized?

<p>Seed</p> Signup and view all the answers

After the surrounding ovary develops, it transforms into which of the following structures?

<p>Fruit</p> Signup and view all the answers

Microgametophytes develop from ... by ...

<p>Microspores; mitosis</p> Signup and view all the answers

What does the microspore nucleus divide into?

<p>A large vegetative cell</p> Signup and view all the answers

How does pollen make its way to the ovule?

<p>It produces a pollen tube that penetrates into the stigma and makes its way to the ovule.</p> Signup and view all the answers

Pollen lands on a [blank] and [blank]

<p>stigma and germinates</p> Signup and view all the answers

How is a megagametophyte produced?

<p>A megagametophyte is produced through division of the megaspore nucleus.</p> Signup and view all the answers

What does the large, eight-nucleate megaspore develop into?

<p>a megagametophyte with seven cells, one of which is binucleate.</p> Signup and view all the answers

What are the seven cells present in a mature embryo sac?

<p>One large central cell with two polar nuclei, three small antipodal cells, and an egg apparatus consisting of two synergids and one egg.</p> Signup and view all the answers

What are the three main parts of a seedling?

<p>Radicle (embryonic root), Epicotyl (embryonic stem), Hypocotyl (the root/shoot junction)</p> Signup and view all the answers

How does the fusion of carpels affect the nature of fruits?

<p>Fusion of carpels affects the nature of fruits such as simple fruit, aggregate fruit, and multiple fruit.</p> Signup and view all the answers

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