Question

pls just put the letters no explanations.

Land plants and their close relative green algae have the same ________.

	a.	alternation of generations
	b.	chlorophyll molecules
	c.	root structures

QUESTION 10

1. Members of the ________ are used to make breads and fermented beverages.

   	a.	Saccharomyces
   	b.	Fusarium
   	c.	Aspergillus

2 points   

QUESTION 11

1. After carbon, ________ is the most abundant element in plant cells.

   	a.	nitrogen
   	b.	iron
   	c.	oxygen

2 points   

QUESTION 12

1. Nonvascular plants require ________ for reproduction.

   	a.	water
   	b.	nonmotile gametes
   	c.	wind

2 points   

QUESTION 13

1. In angiosperms, the female gametophyte is ________.

   	a.	enclosed in an ovule
   	b.	on a separate structure from the male
   	c.	exposed in the flower

2 points   

QUESTION 14

1. The spices black pepper and vanilla are actually ________ of some plants.

   	a.	pollen
   	b.	seeds
   	c.	dried fruits

2 points   

QUESTION 15

1. The ________ is usually found between the base of a leaf and the stem and may give rise to flowers.

   	a.	bulb
   	b.	axillary bud
   	c.	apical bud

2 points   

QUESTION 16

1. The response to gravity is controlled by ________.

   	a.	amyloplasts
   	b.	IAA
   	c.	calcium ions

2 points   

QUESTION 17

1. The process of ________ is the first step in fungal sexual reproduction, when two haploid cells fuse.

   	a.	plasmogamy
   	b.	karyogamy
   	c.	meiosis

2 points   

QUESTION 18

1. The sporophyte develops from the ________.

   	a.	triploid megaspore
   	b.	haploid gametes
   	c.	diploid zygote

2 points   

QUESTION 19

1. The gynoecium is composed of ________.

   	a.	the stigma, style, and ovary
   	b.	sepals that help protect the unopened bud
   	c.	layers of petals

2 points   

QUESTION 20

1. The ________ live in close association with tree roots.

   	a.	basidiomycetes
   	b.	deuteromycetes
   	c.	glomeromycetes

2 points   

QUESTION 21

1. ________ pollen is carried by wind.

   	a.	Gymnosperms
   	b.	Bryophytes
   	c.	Angiosperms

2 points   

QUESTION 22

1. In nonvascular plants, the ________ is the dominant phase of the lifecycle.

   	a.	sporangium
   	b.	gametophyte
   	c.	sporophyte

1. The ________ produces haploid gametes by mitosis.

   	a.	sporangium
   	b.	sporophyte
   	c.	gametophyte

2 points   

QUESTION 25

1. Mycorrhizae involve a root host and a symbiotic ________.

   	a.	fungi
   	b.	bacteria
   	c.	protist

2 points   

QUESTION 26

1. Gymnosperms are characterized by their ________.

   	a.	lack of vascular structures
   	b.	naked seeds
   	c.	covered or protected seeds

2 points   

QUESTION 27

1. Asexual reproduction works best in ________.

   	a.	stable environments
   	b.	stressful conditions
   	c.	temperate climates

2 points   

QUESTION 28

1. The ________ helps to protect the unopened bud.

   	a.	gynoecium
   	b.	corolla
   	c.	calyx

2 points   

QUESTION 29

1. The ________ results in the characteristic “square” shape of plant cells.

   	a.	central vacuole
   	b.	plasma membrane
   	c.	cell wall

2 points   

QUESTION 30

1. Mother microspores ultimately give rise to ________.

   	a.	two synergids
   	b.	four pollen grains
   	c.	a tetrad

2 points   

QUESTION 31

1. Phototropism is a ________ response to light.

   	a.	negative
   	b.	positive
   	c.	directional

2 points   

QUESTION 32

1. Fungal cell walls contain ________.

   	a.	chitin
   	b.	cellulose
   	c.	peptidoglycans

Answer 1

Land plants and other relative green algae have the same chlorophyll molecules.

10) (a) saccharomyces Members of the saccharomyces are used to make breads and fermented beverages.

11) (a) nitrogen, After carbon, nitrogen is the most abundant element in plant cells.

12) (a) water, Nonvascular plants require water for reproduction.

13) (a) enclosed in an ovule, angiosperms, the female gametophyte is enclosed in an ovule.

14) (c) dried fruits, The spices black pepper and vanilla are actually dried fruits of some plants.

15) (b) axillary bud, The axillary bud is usually found between the base of a leaf and the stem and may give rise to flowers.

16) (c) calcium ions, The response to gravity is controlled by calcium ions.

17) (a) plasmogamy, The process of plasmogamy is the first step in fungal sexual reproduction, when two haploid cells fuse.

18) (b) haploid gametes, The sporophyte develops from the haploid gametes.

19) (a) stigma,style ,ovary, The gynoecium is composed of stigma, style and ovary.

20) (c) glomeromycetes, The glomeromycetes live in close association with tree roots.

21) (a) gymnosperms, In gymnosperms pollen is carried by wind.

22) (b) gametophyte, nonvascular plants, the gametophyte is the dominant phase of the lifecycle.

The gametophyte produce haploid gametes by mitosis.

25) (a) fungi, Mycorrhizae involve a root host and a symbiotic fungi.

26) (b) naked seed, Gymnosperms are characterized by their naked seed.

27) (a) stable environment, Asexual reproduction works best in stable environment.

29) (c) calyx, The calyx results in the characteristic “square” shape of plant cells.

30) (b) four pollen grains, Mother microspores ultimately give rise to four pollen grains.

31) (c) directional, Phototropism is a directional response to light.

32) (a) chitin, Fungal cell walls contain chitin.