Introduction to Plant Reproduction

Question 1

What is vegetative reproduction?

Answer 1

It’s an asexual way of reproduction where new plants grow from existing plants

Question 2

What are advantages of vegetative reproduction?

Answer 2

It is a faster way to grow plants compared to seeds; some fruits also don’t have seeds so vegetative reproduction is the only way for them to grow

Question 3

Give examples of vegetative reproduction

Answer 3

mosses; and strawberry plants with “stolon”

Question 4

What is archegonia?

Answer 4

female reproduction organ produced by the gametophyte in moss reproduction cycle

Question 5

What’s the difference between antheridium and archegonium?

Answer 5

archegonium produces one or more eggs while antheridium produces flagellated sperms

Question 6

What is chemotaxis?

Answer 6

the response when chemicals released by archegonium attract the sperms

Question 7

What is zygote?

Answer 7

first cell of the sporophyte when sperm fertalizes egg

Question 8

What is protonema?

Answer 8

a small thread like structure that develops into a gametophyte

Question 9

Which stage is dominant in moss reproduction?

Answer 9

Gametophyte

Question 10

Which stage is dominant in ferm reproduction?

Answer 10

Sporophyte

Question 11

What are fronds?

Answer 11

photosynthetic leaves in sporophyte stage

Question 12

What is sporangia?

Answer 12

spore producing structures

Question 13

What is prothallus?

Answer 13

tiny-heart shaped gametophyte

Question 14

What is the dominant stage in conifer reproduction?

Answer 14

sporophyte

Question 15

Explain heterosporous conifers

Answer 15

they produce male and female spores that develop into gametophytes

Question 16

What is megaspore and microspore?

Answer 16

megaspore is female spore that develops into female gametophyte and microspore is male spore that develops into male gametophyte