Biology #4

Question 1

The shoot-like plant embryo structure within
the seed is called the
A. cotyledon
B. tracheid
C. parenchyma
D. hypha

Answer 1

a. cotyledon

Question 2

Which tissue type is responsible for plant
growth?
A. parenchyma
B. meristem
C. dermal
D. phloem
E. xylem

Answer 2

b. meristem

Question 3

Which tissue type is responsible for water
transport?
A. parenchyma
B. meristem
C. dermal
D. phloem
E. xylem

Answer 3

e. Xylem

Question 4

True/False Primary growth takes place at apical
meristem cells.

Answer 4

true

Question 5

The structure that attaches a leaf to a stem is
called a
A. Blade
B. Stem
C. Petiole
D. Leaf vein

Answer 5

c. petiole

Question 6

True/False Stems always have nodes and
internodes.

Answer 6

true

Question 7

Which of the following is NOT present in all
true leaves?
A. bark
B. blade
C. petiole
D. leaf vein

Answer 7

A. Bark

Question 8

Which is NOT true of the Pressure-Flow
Theory in vascular plants?
A. Sugar is actively pumped into
vessels.
B. Water follows
C. Creates a flow of sap to where ever
sugar is not (up or down)
D. All are true

Answer 8

D. All are true

Question 9

One female gametophyte is produced from
one of four
A. Microspores
B. Megaspores
C. Anthers
D. Filaments

Answer 9

b. Megaspores

Question 10

T/F Stomates in leaves close when water is
in short supply

Answer 10

true

Question 11

Which of the following is NOT a
characteristic of plants?
A. Photosynthesis
B. Well-developed tissues
C. Multicellular Eukaryotes
D. All of the above are characteristics

Answer 11

d. all of the above

Question 12

Which is NOT true of seedless, vascular
plants?
A. They use spores for dispersal
B. External moisture required for
flagellated sperm to swim to egg
C. Sporophyte is the dominant
generation
D. They produce fruit

Answer 12

D. They produce fruit

Question 13

T/F Gametophytes are haploid. (N)

Answer 13

true

Question 14

T/F Liverworts and mosses have the
vascular tissues xylem and phloem.

Answer 14

false

Question 15

T/F Horsetails , Phylum Equisetophyta often
contain silica deposited in the cell walls.

Answer 15

true

Question 16

Which is NOT a seedless vascular plant?
A. Gymnosperms
B. Horstails
C. Club mosses

Answer 16

gymnosperms

Question 17

A seed has:
A. a protective seed coat
B. an embryonic sporophyte (2n)
C. stored food for seedling growth
D. All of the above

Answer 17

D. all of the above

Question 18

T/F Sporophytes produce spores in the
sporangium.

Answer 18

true

Question 19

T/F Evergreen trees are gymnosperms.

Answer 19

true

Question 20

Seed cones contain
A. gemmae cups
B. microgametophytes
C. megagametophytes
D. Seed ice cream

Answer 20

c. megagametophytes

Question 21

T/F In gymnosperms, pollination is by
wind; no water needed for fertilization.

Answer 21

true

Question 22

t/f In flowering plants (angiosperms), the
ovary wall develops into a fruit which
surrounds (covers) the seeds.

Answer 22

true

Question 23

T/F Flowering plants (angiosperms)
sometimes undergo double fertilization: two
sperm are used to make an embryo.

Answer 23

true

Question 24

Which of the following is NOT true of
animals?
A. Heterotrophic; ingestion & digestion
B. Cell wall is made of cellulose
C. Multicellular; specialized cells form
tissues and organs
D. Adult typically diploid

Answer 24

B. cell wall is made of cellulose

Question 25

T/F Sponges have a true coelom.

Answer 25

false

Question 26

Which of the following is NOT a part of sponge spicules? A. Cellulose B. Calcium carbonate C. Silica (glass) D. Spongin - soft material

Answer 26

A. cellulose

Question 27

T/F mammals are considered protostomes.

Answer 27

false

Question 28

Insects, spiders and crabs all belong to the phylum A. Porifora B. Cnideria C. Mollusca D. Arthropoda E. Chordata

Answer 28

D. Arthropoda

Question 29

The heart in a fish has A. one chamber B. two chambers C. three chambers

Answer 29

B. two chambers

Question 30

T/F (A/B) Roundworms (phylum Nematoda) have complete digestive system (mouth and anus).

Answer 30

true

Question 31

Squid and octopuses belong to the category A. Bivalves B. Gastropods (stomach foot) C. Cephalopods (head-footed) D. Staphlopods (stalk-footed

Answer 31

C. cephalopods

Question 32

Three chambered hearts have A. 2 atria and one ventricle. B. 2 ventricles and one atrium C. An atrium, a ventricle and an air sac. D. None of the above

Answer 32

A. 2 atria and one ventricle

Question 33

T/F (A/B) Two-chambered hearts are more efficient than four-chambered hearts.

Answer 33

false

Question 34

Sea stars and urchins belong to the phylum A. Porifora B. Cnideria C. Echinodermata D. Arthropoda E. Chordata

Answer 34

C. echinodermata

Question 35

Which is true of the subphylum Vertebrata? A. Jointed endoskeleton B. Closed circulatory system C. Efficient respiration and excretion D. Well-developed heads E. All are true

Answer 35

E. all are true

Question 36

Cartilaginous fish have well-developed A. Bones B. Air sacs C. Jaws D. Legs

Answer 36

C. Jaws

Question 37

Birds all belong to the class A. Ostheichthyes B. Amphibia C. Reptilia D. Aves E. Tweetalia

Answer 37

D. aves

Question 38

Which is NOT true of Class Amphibia? A. One-chambered heart B. Smooth, moist skin C. External gills when young D. Lungs when adult

Answer 38

A. one-chambered heart

Question 39

T/F Birds have more efficient lungs than humans.

Answer 39

true

Question 40

T/F Marsupials like kangaroos have true placentas so that their young develop longer in the uterus.

Answer 40

false

Question 41

T/F In biology, behavior is considered any action that can be observed and described.

Answer 41

true

Question 42

Which of the following is true of hybrid (heterozygous Lovebirds? A. They collect heavy material and carry it in their beaks B. They collect heavy material, tuck it in their tails, lose them or fall C. They tuck light nesting material into their tails. D. None of the above is true.

Answer 42

B. they collect heavy material, tuck in their tails, lose them or fall

Question 43

Most natural populations, when graphed, show a curve shaped like a(n) A. S B. J C. U D. Oblong with pointy teeth

Answer 43

A. S

Question 44

When graphed, Human populations show a curve shaped like a(n) A. S B. J C. U D. A smiley face

Answer 44

B. J

Question 45

T/F (A/B) The net growth in a population can be increasing even when the growth rate is decreasing.

Answer 45

True