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7.L.2 - Life Science
Test Description: Life Science - Section
Instructions: Answer all questions to get your test result.
1) Asexual reproduction like mitosis produces
A
Two offspring cells with half genetic material as the parent cell.
B
Two offspring cells with the same genetic material as the parent cell.
C
Four offspring cells with the same genetic material as the parent cell.
D
Four offspring cells with half the genetic material as the parent cell.
2) What is reproduction?
A
to do something over
B
none of the others
C
making of the next generation
D
a play
3) A mode of reproduction by which an organism arises from a single organism and inherit the identical genes of that parent
A
Genetic Variation
B
Asexual Reproduction
C
Sexual Reproduction
D
Alleles
4) A mode of reproduction in which an organism arises from two organisms and inherits half of its DNA from each parent
A
Sexual Reproduction
B
Cloning
C
Asexual Reproduction
D
Fragmentation
5) The offspring from asexually reproduced organisms are?
A
Different than their parents
B
A different species
C
Like a combination from both parents
D
Identical to parents
6) If two organisms reproduce sexually, then their offspring will exhibit a genetic makeup that is -
A
identical to all of its siblings
B
a unique combination of traits
C
identical to only one parent
D
the recessive traits of each parent
7) In sexual reproduction the male produces ___ cells.
A
Egg
B
Cashews
C
Sperm
D
Zygotes
8) In sexual reproduction the female produces ___ cells.
A
Body cells
B
Sperm
C
Mitosis
D
Egg
9) Fully grown parent cells split into two halves resulting in two daughter cells with the exact DNA as the parent.
A
Budding
B
Fragmentation
C
Binary Fission
D
Vegetative Reproductions
10) This type of asexual reproduction has the offspring growing off of the parent.
A
Regeneration
B
Binary Fission
C
Budding
D
Runner
11) In pea plants, the tall allele is dominant to the short allele. What key would demonstrate this?
A
Tall = t Short = T
B
Tall = T Short = S
C
Tall = tt Short = tt
D
Tall = T Short = t
12) Identify the homozygous recessive genotype:
A
dD
B
hh
C
Aa
D
AA
13) What symbol represents a male in a pedigree?
A
rectangle
B
triangle
C
circle
D
square
14) What symbol represents a female in a pedigree?
A
square
B
triangle
C
circle
D
rectangle
15) Which of the following roman numerals is showing the 4th generation?
A
II
B
I
C
IV
D
III
16) A fully shaded circle on a pedigree represents:
A
an affected male
B
a carrier female
C
an affected female
D
a carrier male
17) Aa, DD, bB, yy are all examples of
A
diets
B
phenotypes
C
mutations
D
genotypes
18) What does greater genetic variation lead to?
A
a greater chance of asexually reproducing
B
a greater chance of survival
C
a a greater chance of identical offspring
D
It does not lead to anything
19) Which of the following factors do not influence human life quality?
A
genes
B
writing
C
sanitation
D
diet
20) What is a faulty gene?
A
a gene that has a mutation
B
a gene that needs food
C
a gene that is turned off
D
a gene that works properly
*select an answer for all questions
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