Plant Development

Question 1

Two purposes of reproduction

Answer 1

To perpetuate identical child plants by asexual reproduction

To perpetuate varied child plants by sexual reproduction

Question 2

To perpetuate identical child plants by asexual reproduction

Answer 2

Mitosis

Question 3

To perpetuate varied child plants by sexual reproduction

Answer 3

Meiosis

Question 4

Enumerate the hormones for plant development

Answer 4

Cytokinins

Indoleacetic acid / auxins

Gibberellic acid

Abscisic acid

Ethylene

Question 5

Hormones for cell division and differentiation

Answer 5

Cytokinins

Question 6

Hormones for growth stop

Answer 6

Indoleacetic acid / auxins

Question 7

hormones for germination and elongation

Answer 7

Gibberellic acid

Question 8

Hormones for seed dormancy and drought resistance

Answer 8

Abscisic acid

Question 9

Hormones for ripening, stress response, and lead abscission

Answer 9

Ethylene

Question 10

Hormones that act as a catalyst

Answer 10

Ethylene

Question 11

Other term for plant cycle

Answer 11

Heteromorphic diphasic

Question 12

Meaning of the word hetero-

Answer 12

Different
Opposite
Separate
Non-uniform
More than two

Question 13

meaning of the word di-

Answer 13

two

Question 14

Other term for heteromorphic diphasic/ plant cycle

Answer 14

Diplobiontic alternation of generation

Question 15

Meaning of the word “diphasic”

Answer 15

The plants have two phases (generations) alternants

Question 16

Two generations or phases of plants

Answer 16

Gametophytes (n) and sporophytes (2n)

Question 17

Meaning of the word “heteromorphic”

Answer 17

The two alternants are different in appearance

Question 18

Process where a haploid egg cell and haploid sperm cell of a species unite to form a diploid zygote

Answer 18

Fertilization/ syngamy

Question 19

Other term for syngamy

Answer 19

fertilization

Question 20

Start of the plant reproduction

Answer 20

Fertilization/ syngamy

Question 21

male gametophytes

Answer 21

Microgametophyte

Question 22

Microgametophytes ultimately produces ________

Answer 22

male gametes (sperm)

Question 23

What develops into a microgamete

Answer 23

microspores

Question 24

What develops into a megagametophyte

Answer 24

Megaspore

Question 25

Each megaspore produces a ________

Answer 25

Megagametophyte (Female gametophyte)

Question 26

Female gametophyte

Answer 26

Megagametophyte

Question 27

what is produced by megagametophytes

Answer 27

eggs

Question 28

Fusion of egg and sperm creates a _____

Answer 28

zygote

Question 29

What produces microspores

Answer 29

Microsporophytes

Question 30

How does microsporophytes become microspores

Answer 30

through meiosis

Question 31

Other term for pollen sacs

Answer 31

Microsporangia

Question 32

A receptable that contains microspores

Answer 32

microsporangium

Question 33

Where are microgametophytes found

Answer 33

In the anther and stamens

Question 34

What consists microgametophytes

Answer 34

generative cell along with two nuclei and a tube cell

Question 35

What is destroyed after fertilization

Answer 35

Microgametophytes

Question 36

Dispersed by external pollination agents in order to be deposited on the stigma of another flower

Answer 36

Microgametophytes

Question 37

Where is megagametophytes found

Answer 37

ovary and pistil of a flower

Question 38

Megagametophytes consists of _______

Answer 38

integuments, nucellus, and the embryo sacs

Question 39

develops into the seed after fertilization

Answer 39

Megagametophytes

Question 40

Not dispersed during pollination

Answer 40

Megagametophytes