Focus On Life Science: California Grade 7

Chapter 3: Reproduction of Organisms

Standard Assessment

1.
Ferns reproduce by the use of _______. 2.a
A)seeds
B)spores
C)roots
D)cones
2.
Seeds develop on the _______ of conifers. 2.a
A)phloem tissue
B)male cone
C)female cone
D)cambium tissue
3.
Of all the known plant species, more than half are Anthophyta, which are _________. 2.a
A)gymnosperms
B)angiosperms
C)ferns
D)mosses
4.
Which of these is one of the stages of complete metamorphosis? 2.a
A)embryo
B)nymph
C)pupa
D)seed
5.
Reptiles reproduce by __________. 2.a
A)internal fertilization
B)external fertilization
C)meiosis
D)asexual reproduction
6.
Which of the following is an organ in the male reproductive system. 2.a
A)embryo
B)bladder
C)ovary
D)testis
7.
________ are female sex organs that produce eggs. 2.a
A)sperm cells
B)seminal vesicles
C)ovaries
D)testes
8.
What term refers to the arrangement of the individual parts of an object that can be divided into similar halves? 2.a
A)asymmetry
B)symmetry
C)ectoderm
D)endoderm
9.
Shoots growing from the eye of a potato are a form of __________. 2.a
A)budding
B)sexual reproduction
C)fertilization
D)asexual reproduction
10.
Which one of the following is an example of regeneration? 2.a
A)A chameleon grows a new tail.
B)A new individual hydra grows from a hydra.
C)A human baby is born.
D)Sperm and egg are produced.
11.
What process was used in 1997 to produce a sheep named Dolly? 2.a
A)budding
B)sexual reproduction
C)cloning
D)regeneration
12.
The cell that is formed when fertilization occurs is called __________. 2.a
A)a mutation
B)a zygote
C)a ladder
D)a cytoplasm
13.
How many chromosomes are in human sex cells? 2.b
A)46
B)23
C)8
D)1
14.
A male tiger contributes sperm to a females tiger's egg to produce a zygote. The process that produces haploid sex cells is __________. 2.b
A)interphase
B)mitosis
C)fission
D)meiosis
15.
The process of meiosis ensures that organisms will have __________. 2.b
A)the same diploid number as its parents have
B)a different haploid number than its parents have
C)different numbers of chromosomes than its parents have
D)the ability to reproduce by budding
16.
If a diploid tomato cell has 24 chromosomes, how many chromosomes will the tomato's sex cells have? 2.b
A)24
B)6
C)12
D)48
17.
Because of __________ a human baby probably does not look exactly like either of its parents. 2.b
A)asexual reproduction
B)sexual reproduction
C)cloning
D)budding
18.
The transfer of pollen grains to the female part of the plant is called __________. 2.b
A)germination
B)fertilization
C)reproduction
D)pollination
19.
If someone gives you a plant and tells you that it is an angiosperm, you know that sometime during its life cycle it will produce __________. 5.f
A)flowers
B)cones
C)a prothallus
D)swimming sperm
20.
Which of the following is the male reproductive part of the flower? 5.f
A)stamen
B)petal
C)sepal
D)pistils
Grade 7
Glencoe Online Learning CenterScience HomeProduct InfoSite MapContact Us

The McGraw-Hill CompaniesGlencoe

Please read our Terms of Use and Privacy Policy before you explore our Web site. To report a technical problem with this Web site, please contact the Web Producer.