Chapter 40: Vegetative Propagation

Question 1

What is vegetative propagation?

Answer 1

Asexual reproduction in plants

Question 2

What are two features of vegetative propagation?

Answer 2

No variation

One parent

Question 3

What are the two types of vegetative propagation?

Answer 3

Natural

Artificial

Question 4

What are the four types of natural vegetative propagation?

Answer 4

Stem - runners - strawberry
Root - root tubers - dahlia
Bud - bulb - onion
Leaf - cactus

Question 5

What is a plantlet?

Answer 5

Tiny plantlike structures that form along a leaf that root when they fall to the ground to form a new plant

Question 6

What is an example of a plant that uses plantlets?

Answer 6

Kalanchoe

Question 7

What are the four types of artificial vegetative propagation?

Answer 7

Cutting - remove part of plant and plant it - forms new plant
Grafting - join parts of plant from two different plants - creates variation e.g apple tree
Layering - branch of a plant touches ground and roots a new plant
Micro propagation - uses agar and growth regulators to make new plants from tiny plant pieces

Question 8

What are the advantages of asexual reproduction?

Answer 8

Simple process

Rapid growth

Question 9

What are the advantages of sexual reproduction?

Answer 9

Variation

Less competition

Question 10

What are the disadvantages of sexual reproduction?

Answer 10

Complex process

Slow growth

Question 11

What are the disadvantages of asexual reproduction?

Answer 11

Identical

Overcrowding