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Reproduction 2
Test Description: 6th grade science reproduction questions
Instructions: Answer all questions to get your test result.
1) Lost body parts can be replaced through a type of asexual reproduction called ____________.
A
regeneration
B
fertilization
C
budding
D
cloning
2) Human eggs and sperm contain only ________ chromosomes each.
A
46
B
23
C
21
D
42
3) In _____________ reproduction, organisms are produced from only one parent.
A
cloning
B
sexual
C
asexual
D
mutation
4) Division of the nucleus that produces two nuclei with the same genetic information is called ___________
A
mutation
B
mitosis
C
budding
D
meiosis
5) What is the main purpose of mitosis?
A
to pair up chromosomes of a cell
B
to produce a new sex cell
C
to reduce the number of chromosomes in a cell by half
D
to make a copy of the genetic material in a cell's nucleus
6) How many different bases make up DNA?
A
2
B
3
C
4
D
1
7) What are sperm and eggs?
A
variations
B
sex cells
C
genes
D
traits
8) Genes carry information that determines
A
chromosomes
B
alleles
C
traits
D
ribosomes
9) In ____________ reproduction, a single parent has offspring that are genetically identical to the parent.
A
sexual
B
meiosis
C
asexual
D
fertilization
10) Making copies of organisms is called _____________.
A
cloning
B
meiosis
C
fertilization
D
sex cells
*select an answer for all questions
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