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Жұмыс парақтарыDCA Quarter 3 Review Part 1 (Must Do)
Total сұрақ: 55
Worksheet time: 1hrs 23mins
Аты
Сынып
Күн
1.
What does DNA stand for?
a)
Deoxyribonucleic acid
b)
Denitrogenous acid
c)
Deribonucleic acid
d)
Diribonucleic acid
2.
Which of the following best describes a DNA molecule?
a)
double helix
b)
contains ribose
c)
made of amino acids
d)
contains Uracil
3.
DNA is a polymer made of:
a)
Nucleotides
b)
Ribosomes
c)
Purines
d)
Pyrimidines
4.
Guanine bonds with ______________.
a)
Adenine
b)
Guanine
c)
Cytosine
d)
Thymine
5.
What will the matching sequence be on a strand that reads AAGCTAT?
a)
AACGATA
b)
TTCGTTA
c)
CCTGATA
d)
TTCGATA
6.
What are the three components of a nucleotide?
a)
sugar, hydrogen, nitrogen base
b)
sugar, oxygen, nitrogen base
c)
sugar, phosphate, nitrogen base
d)
sugar, phosphate, protein
7.
What phase of mitosis is occuring in the picture?
a)
Prophase
b)
Metaphase
c)
Cytokinesis
d)
Telophase
8.
In which phase does the cell spend most of it's life?
a)
Interphase
b)
Nuclear Division
c)
Telophase
d)
Mitosis
9.
What phase of mitosis is pictured?
a)
Metaphase
b)
Telophase
c)
Prophase
d)
Anaphase
10.
Before cells can divide, what must be copied?
a)
mitochondria
b)
cytoplasm
c)
DNA
d)
Cell Wall
11.
What is the correct order of the cell cycle?
a)
Interphase, Cytokinesis, Mitosis
b)
Interphase, Mitosis, Cytokinesis
c)
Cytokinesis, Mitosis, Interphase
d)
Anaphase, Telophase, Cytokinesis
12.
Mitosis is a form of _______________.
a)
Sexual
b)
Asexual
c)
Bisexual
d)
Unsexual
13.
WHAT TYPE OF CELLS STORE THE GENETIC INFORMATION THAT IS PASSED TO OFF-SPRING
a)
BODY CELLS
b)
MITOSIS
c)
EGG
d)
SPERM
e)
EGG AND SPERM
14.
The type of reproduction in which the genetic material from two different cells combine
a)
budding
b)
chromosomes
c)
diploid
d)
sexual reproduction
15.
How many daughter cells are produced from meiosis ?
a)
10
b)
6
c)
4
d)
2
16.
The female sex cell is called
a)
zygote
b)
sperm
c)
fertilization
d)
egg
17.
A fertilized egg is called
a)
egg
b)
lettuce
c)
zygote
d)
sperm
18.
Homozygous is when...
a)
the alleles are the same
b)
the alleles are different
c)
the alleles are absent
d)
the alleles are present
19.
In a heterozygous genotype, the ___________ allele takes over in the phenotype.
a)
recessive
b)
dominant
c)
lower case letter
d)
both
20.
T - tall and t = short
In the punnett square below, what belongs in the missing square
In the punnett square below, what belongs in the missing square
a)
tt
b)
Tt
c)
Bb
d)
TT
21.
B = brown fur b = white fur
In the punnett square, what is the probability for white fur?
In the punnett square, what is the probability for white fur?
a)
0%
b)
25%
c)
50%
d)
75%
22.
In the punnett square shown, what must the genotype of the missing parent be?
a)
BB
b)
Bb
c)
bb
d)
Tt
23.
Which of the following is a phenotype?
a)
Aa
b)
black hair
c)
heterozygous genes
d)
mutated DNA
24.
What is a dominant allele?
a)
A trait that is always shown (capital letter)
b)
A trait that can be hidden (lower case letter)
c)
Alleles that are the same
d)
Alleles that are different
25.
Which of the following genotypes is heterozygous?
a)
Bb
b)
BB
c)
bb
d)
B
26.
What does a filled in square represent?
a)
Not affected Female
b)
Not affected Male
c)
Affected Male
d)
Affected Female
27.
How many females are in this pedigree?
a)
3
b)
4
c)
6
d)
7
28.
Which generation connects these two pedigrees?
a)
1
b)
2
c)
3
29.
How many males in this pedigree chart show the trait?
a)
1
b)
2
c)
3
d)
4
30.
Blue Color: Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
31.
Flammability (burns): Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
32.
Solubility (dissolves): Chemical or Physical Property
a)
Chemical Property
b)
Physical Property
33.
Ability to rust is this type of property:
a)
Physical property
b)
Chemical property
34.
Which is NOT a physical property?
a)
odor
b)
reacts with acid
c)
ability to conduct electric current
d)
hardness
35.
Is a rotting banana an example of a physical or a chemical change?
a)
Physical Change
b)
Chemical Change
36.
Is cutting an apple into slices an example of a physical change or a chemical change?
a)
Physical Change
b)
Chemical Change
37.
Is digestion an example of a physical change or a chemical change?
a)
Physical Change
b)
Chemical Change
38.
Is forming Playdoh into the shape of a snowman a physical or a chemical change?
a)
Physical Change
b)
Chemical Change
39.
A change in matter that produces one or more new substances is a ______________ change.
a)
Physical Change
b)
Chemical Change
40.
Mixing vinegar with baking soda will result in a new substance (carbon dioxide). This is an example of a ___________ change.
a)
physical
b)
chemical
41.
An ice cube melting from the heat of your hand is an example of which type of change?
a)
Physical Change
b)
Chemical Change
42.
How many Calcium atoms are in this compound?
Ca (OH)2
Ca (OH)2
a)
2
b)
3
c)
1
d)
4
43.
How many Sulfur atoms are in this compound?
Al2(SO4)3
Al2(SO4)3
a)
4
b)
2
c)
3
d)
1
44.
Is this equation balanced or unbalanced?
H2 + O2 --> H2O
H2 + O2 --> H2O
a)
balanced
b)
unbalanced
45.
12g of Carbon react with 16g of Oxygen, how much carbon monoxide (CO) is formed?
a)
28 g
b)
4g
c)
30g
d)
12g
46.
The Law of Conservation of Mass says that matter can neither be __________ or __________.
a)
created; destroyed
b)
recycled; renewed
c)
subtracted; added
d)
joined; separated
47.
Substances present at the start of a chemical reaction
a)
subscripts
b)
coefficients
c)
reactants
d)
products
48.
In a reaction A + B ----> C, reactant A has 5g and product C has 9g. How many grams does reactant B should have?
a)
4g
b)
5g
c)
9g
d)
14g
49.
Is melting butter for popcorn a chemical or physical change?
a)
chemical
b)
physical
50.
__ Al + __ FeO → Al2O2 + __ Fe
a)
1, 1, 2
b)
2,1,2
c)
2, 2, 2
d)
2,4,2
51.
Mg + ___ HCl → MgCl2 + H2
a)
1
b)
2
c)
3
d)
4
52.
Balance this equation.
_SnO2 +_H2-->_Sn +_H2O
_SnO2 +_H2-->_Sn +_H2O
a)
1,1,2,1
b)
1,2,1,1
c)
1,2,1,2
d)
1,2,2,1
53.
Balance this equation.
_CF4 + _Br2 -- _CBr4 + _F2
_CF4 + _Br2 -- _CBr4 + _F2
a)
2,1,2,1
b)
1,2,2,1
c)
1,2,1,2
d)
2,2,2,2
54.
What is the little number after an element in a chemical equation called.
Example: H2
Example: H2
a)
Coefficient
b)
Subscript
c)
Atom
d)
Equation
55.
Name the part in red:
_2_H2 + _1_O2 -> _2_H2O
_2_H2 + _1_O2 -> _2_H2O
a)
Coefficient
b)
Product
c)
Yield
d)
Subscript
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