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WorksheetsHonors Biology Review
Total questions: 45
Worksheet time: 27mins
What is the main function of the chloroplast in plant cells?
Protein synthesis
Photosynthesis
Cellular respiration
DNA replication
Which process occurs in the mitochondria of eukaryotic cells?
Photosynthesis
Cellular respiration
Mitosis
Meiosis
What is the end product of mitosis?
Four genetically different cells
Two identical daughter cells
One cell with double the DNA
Two cells with half the DNA
Which kingdom includes mushrooms and molds?
Plantae
Animalia
Fungi
Protista
What is the basic unit of heredity?
Chromosome
Gene
Protein
Nucleus
Which domain contains organisms that live in extreme environments, such as hot springs?
Bacteria
Archaea
Eukarya
Protista
Which of the following is NOT a characteristic of viruses?
They are made of cells
They require a host to reproduce
They contain genetic material
They can infect living organisms
Which kingdom includes unicellular organisms with a nucleus?
Bacteria
Protista
Fungi
Archaea
What is the main pigment involved in photosynthesis?
Hemoglobin
Chlorophyll
Melanin
Keratin
Which process results in genetic variation in sexually reproducing organisms?
Mitosis
Meiosis
Binary fission
Budding
Which of the following best describes the relationship between photosynthesis and cellular respiration?
They are unrelated processes
Photosynthesis stores energy, cellular respiration releases it
Both processes release energy
Both processes store energy
Given a monohybrid cross between two heterozygous pea plants ( Tt×Tt ), what is the expected phenotypic ratio of tall to short offspring?
1:1
2:1
3:1
4:0
Which of the following is an example of a chromosomal disorder caused by an extra chromosome?
Sickle cell anemia
Down syndrome
Cystic fibrosis
Hemophilia
Which kingdom contains organisms that are autotrophic, multicellular, and have cell walls made of cellulose?
Animalia
Fungi
Plantae
Protista
A virus infects a bacterial cell and uses the cell’s machinery to make more viruses. What is this process called?
Binary fission
Lytic cycle
Budding
Conjugation
Which of the following best explains why bacteria are classified in their own domain?
They are multicellular
They lack a nucleus
They have chloroplasts
They are eukaryotic
If a parent with genotype Aa is crossed with a parent with genotype aa , what percentage of the offspring are expected to be heterozygous?
0%
25%
50%
100%
Which of the following is a function of fungi in an ecosystem?
Producing oxygen
Decomposing organic matter
Fixing nitrogen
Causing photosynthesis
Which process is responsible for the reduction of chromosome number by half in gametes?
Mitosis
Meiosis
Binary fission
Budding
Which of the following kingdoms contains only heterotrophic, multicellular organisms without cell walls?
Plantae
Fungi
Animalia
Protista
A scientist observes a cell with a nucleus, mitochondria, and chloroplasts. To which kingdom does this cell most likely belong?
Fungi
Plantae
Bacteria
Animalia
A genetic counselor is working with a family where both parents are carriers for cystic fibrosis ( Ff ). What is the probability that their child will have cystic fibrosis?
0%
25%
50%
75%
A student is given a diagram of a cell and asked to identify the stage of mitosis where chromosomes line up in the center. Which stage should the student select?
Prophase
Metaphase
Anaphase
Telophase
A biologist discovers a new organism that is unicellular, lacks a nucleus, and lives in a hot spring. To which domain does this organism most likely belong?
Bacteria
Archaea
Protista
Fungi
A student is asked to use a Punnett square to predict the offspring of a cross between a homozygous dominant ( RR ) and a heterozygous ( Rr ) individual. What is the expected genotypic ratio?
1 RR : 1 Rr
1 RR : 2 Rr : 1 rr
3 RR : 1 Rr
2 RR : 2 Rr
A virus infects a host cell and incorporates its DNA into the host’s genome, remaining dormant for years. What is this process called?
Lytic cycle
Lysogenic cycle
Binary fission
Budding
A scientist is classifying an organism that is multicellular, autotrophic, and has cell walls but no chloroplasts. Which kingdom does this organism most likely belong to?
Plantae
Fungi
Animalia
Protista
Which process occurs inside of chloroplasts?
Cellular Respiration
How many PAIRS of chromosomes do humans typically have?
23
46
12
92
Match the image with the correct vocabulary word.
DNA
an organic chemical that carries all information of a living thing
Chromosome-
threadlike structures that carry information about the organism in units called genes
Cell-
the smallest unit with the basic properties of lifeand made of molecules
B is:
C is:
B: centromere
C: chromosome
B: chromatid
C: centromere
B: centromere
C: chromatid
B: chromosome
C: chromatid
Use the illustration above to identify the anaphase.
A
B
C
D
A HAPLOID Human cell has...
1 set of chromosomes
2 sets of chromosomes
3 sets of chromosomes
4 sets of chromosomes
for growth and repair
Mitosis
Meiosis
Both
Which process occurs inside of mitochondria?
Cellular Respiration
Where does CELLULAR RESPIRATION happen?
What is cellular respiration?
In which stage of meiosis do homologous chromosomes separate?
Metaphase I
Anaphase I
Prophase I
Telophase I
Which of the following is a characteristic of the kingdom Protista?
They lack mitochondria
They are all autotrophic
They have a nucleus
They are all multicellular
Label the parts of the plant cell
golgi
mitochondria
cell wall
endoplasmic reticulum
nucleus
chloroplast
vacuole
