Biology Quiz on Spores and Meiosis

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[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]

Oogamous, sperm Signup and view all the answers

Eggs produce [blank] that develop from megaspores

female gametophytes or megagametophytes Signup and view all the answers

What is pollination?

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

Name the four floral appendages.

Sepals, petals, stamens, and carpels Signup and view all the answers

Sepals are the outermost floral appendage.

True Signup and view all the answers

A group of sepals are called a ...

Calyx Signup and view all the answers

What is the function of the pistil in flowering plants?

Holds the stigma, style, and ovary Signup and view all the answers

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

Anther and filament Signup and view all the answers

A combination of sepals and petals is a?

Perianth Signup and view all the answers

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

Stamens Signup and view all the answers

The ovule has a central mass of parenchyma called a?

Nucellus Signup and view all the answers

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

Seed Signup and view all the answers

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

Fruit Signup and view all the answers

Microgametophytes develop from ... by ...

Microspores; mitosis Signup and view all the answers

What does the microspore nucleus divide into?

A large vegetative cell Signup and view all the answers

How does pollen make its way to the ovule?

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

Pollen lands on a [blank] and [blank]

stigma and germinates Signup and view all the answers

How is a megagametophyte produced?

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

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

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

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

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

What are the three main parts of a seedling?

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

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

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