WorksheetsS7L3 Review
Total questions: 45
Worksheet time: 37mins
1. Which statement best describes meiosis?
A. It produces cells identical to the parent cells.
B. It produces gametes (eggs and sperm).
C. It is carried out in all tissues.
D. It is the first stage of mitosis.
2. Which group of offspring will likely have the least amount of genetic variation?
A. the offspring of organisms that reproduce through meiosis
B. the offspring of organisms that reproduce through union of eggs and sperm
C. the offspring of organisms that reproduce through internal fertilization
D. the offspring of organisms that reproduce through mitosis
3. What is a major advantage of an organism who reproduces asexually?
A. Organisms can reproduce quickly.
B. Organisms can develop better characteristics.
C. Organisms receive additional genetic information.
D. Organisms are never subject to mutations.
4. What is the source of genetic material in organisms that reproduce sexually?
A. Half of the genetic material comes from the father, half of the genetic material from the mother.
B. All the genetic material comes from the father.
C. All the genetic material comes from the mother.
D. Male offspring get genetic material from the father, female offspring from the mother.
5. A colony of bacteria reproduces for 16 generations. A scientist then examines the colony and notes that almost all of the individuals are genetically identical. What does this evidence suggest?
A. The bacteria received the same nutrients.
B. The bacteria reproduced asexually.
C. The bacteria reproduced sexually.
D. The bacteria exchanged genetic material.
6. The process of asexual reproduction normally results in the production of
A. one cell with the same number of chromosomes as the parent cell.
B. two cells with half the number of chromosomes as the parent cell.
C. two cells with the same number of chromosomes as the parent cell.
D. four cells with half the number of chromosomes as the parent cell.
7. What results from asexual reproduction?
A. offspring that are genetically identical to the parent
B. offspring that are genetically different from each other
C. offspring that are genetically different from the parent
D. offspring that are genetically identical to similar species
8. Which of the following is NOT involved in the process of sexual reproduction?
A. meiotic division
B. spore release
C. sperm cells
D. egg cells
9. The table below describes reproduction that occurred in two different types of organisms.
Species A
Four
offspring produced
One
parent
Offspring
are uniform
Species B
Five
offspring produced
Two
parents
Offspring
are diverse
Which of the following correctly identifies the type of reproduction for each species?
A. Species A: sexual reproduction; Species B: asexual reproduction
B. Species A: asexual reproduction; Species B: sexual reproduction
C. Species A: sexual reproduction; Species B: sexual reproduction
D. Species A: asexual reproduction; Species B: asexual reproduction
10. In a laboratory, several labels on the mouse cages were removed. The scientist who worked in the laboratory needed to determine which mice were clones and which were not in order to replace the labels correctly. What investigation would allow the scientist to determine which mice were clones?
A. sequencing the DNA of the mice
B. finding out what food the mice prefer
C. breeding the mice to see traits the offspring have
D. determining whether the mice can learn to complete a maze
11. The asexual reproduction of an amoeba is shown in the diagram.
The diagram indicates that an organism's inherited traits can be found in genetic material within the
A. cytoplasm of the cell.
B. nucleus of the cell.
C. cell wall.
D. cell membrane.
12. Acetonema longum is a species of bacteria that reproduces asexually. The American robin is a species of bird that reproduces sexually. Which statement is true about the respective offspring of the Acetonema longum bacteria and the American robin?
A. The offspring of the Acetonema longum bacteria will be genetically different from the parent bacterium, and the offspring of the American robins will be genetically identical to the parent birds.
B. The offspring of the Acetonema longum bacteria will be genetically identical to the parent bacterium, and the offspring of the American robins will be genetically different from the parent birds.
C. The offspring of both the Acetonema longum bacteria and the American robins will be genetically different from their respective parents.
D. The offspring of both the Acetonema longum bacteria and the American robins will be genetically identical to their respective parents.
13. Tulips can reproduce sexually by cross-pollinating each other's flowers or asexually from bulbs. What is a benefit of asexual reproduction?
A. Using asexual reproduction, a tulip plant can improve the survival chances of the parent plants.
B. Using asexual reproduction, a tulip plant can pass on genetic mutations to future generations.
C. Using asexual reproduction, a tulip plant can populate a large area in a short amount of time.
D. Using asexual reproduction, a tulip plant can produce a wide variety in the traits of its offspring.
14. What is a benefit of internal fertilization?
.
A. Less energy is required of the parent organisms to fertilize and develop the embryos.
B. There is lower chance of mutations occurring during the development of the embryos.
C. More embryos can be fertilized at one time which increases the population size.
D. There are higher survival rates as the embryos are protected from predators and harsh environments
15. How do asexually reproducing organisms pass on hereditary information?
A. as folded protein molecules
B. as sequences of nucleotides
C. as simple inorganic substances
D. as chains of complex amino acids
16. A certain bacterium produces a chemical that makes it resistant to penicillin. This species of bacterium reproduces asexually. What is true about its offspring?
A. They will not be able to to reproduce.
B. They will be destroyed by penicillin.
C. They can survive exposure to penicillin.
D. They are genetically different from their parents.
1. Which of the following explains how there can be orange and yellow butterflies of the same species?
A. The butterflies have identical alleles but express them differently.
B. The yellow butterflies only receive one copy of the gene for color.
C. The butterflies receive different alleles that determine their color.
D. The orange butterflies have two copies of the gene for color.
2. Some dairy farmers want to increase the amount of milk produced by their cows.
How can the farmers use selective breeding to increase milk production?
A. by increasing the age of the cows that are bred
B. by choosing cows that are high milk producers
C. by limiting the number of offspring per cow
D. by choosing cows that can produce milk after eating the most food
3. Dairy cows are selectively bred for larger udders to produce more milk. A disadvantage of this selective breeding is that these cows have difficulties producing more offspring. Which best describes when selective breeding would no longer be advantageous for the dairy cow farmers?
A. Selective breeding would no longer have an advantage when dairy cows have large udders and multiple offspring.
B. Selective breeding would no longer have an advantage when dairy cows could not produce offspring.
C. Selective breeding would no longer have an advantage when dairy cows produced more offspring than before.
D. Selective breeding would no longer have an advantage when dairy cows produced both milk and offspring.
4. The process of choosing a specific organism to breed based on producing desired traits is called
A. selective breeding.
B. natural selection.
C. natural breeding.
D. selective evolution.
5. Which of the following will most likely decrease genetic diversity?
A. increased reproduction
B. selective breeding
C. mutations
D. immigration
6. Selective breeding can produce plants and animals with
A. desired traits.
.
B. undesired traits.
C. extra chromosomes.
D. fewer chromosomes
7. Sean is studying the advantages of selective breeding in plants. He made the following list of possible advantages:
1) Can produce corn that attracts grasshoppers
2) Can develop grass that can grow with less water
3) Can develop wheat that can grow in different types of soil
4) Can produce oranges that are not affected by freezing temperatures
Which items on the list provide logical arguments in favor of selective breeding?
A. 1, 2, 3
B. 2, 3, 4
C. 2, 4
D. 3, 4
8. The pictures show different breeds of dogs.
What is responsible for the variation?
A. selective breeding
B. cloning
C. genetic engineering
D. inbreeding
9.
Snow Lotus
Plants of the snow lotus species, Saussurea laniceps, are used in Tibet and China to produce traditional medicines. These plants bloom just once, at the end of a seven-year life span. Collectors remove the taller blooming plants, which they consider to have the best medicinal value. Some scientists are concerned that the continual selection and removal of the tall plants from natural ecosystems may result in a change in the average height of the snow lotus in future populations.
The removal of the taller plants is an example of
A. genetic engineering
B. direct harvesting
C. selective breeding
D. asexual reproduction
10. Which process would result in the least amount of variation within a species?
A. cloning
B. genetic engineering
C. selective breeding
D. mutations
11. Which of the following refers to forcing a cow to reproduce with the strongest and most attractive bull?
A. genetic engineering
B. hybridization
C. inbreeding
D. selective breeding
12. Roses are one of the most commonly sold flowers in the floral community. Their popularity has caused a large increase in the varieties of roses available. Which best explains how roses could have varying traits when they initially did not?
A. natural selection
B. selective cloning
C. natural evolution
D. selective breeding
13. Which question does the process of selective breeding help to resolve?
A. How can the most desired traits in offspring be achieved?
B. How can mutations that are passed onto offspring be avoided?
C. How can two organisms be prevented from producing offspring?
D. How can breeding be sped up to increase the number of offspring?
14. Which of the following is an example of traditional, selective breeding?
A. genetically engineering plants for superior traits
B. collecting seeds from random wild plants
C. planting inferior plants year after year
D. saving seeds from superior plants
15. What is a benefit of selective breeding?
A. organisms with desirable traits can be produced
B. the number of offspring can be controlled
C. there is no possibility for mutations to occur
D. it can produce genetically identical offspring
16. Selective breeding is a technique that is used to
A. give all organisms a chance to reproduce
B. produce organisms from extinct species
C. produce offspring with certain desirable traits
D. keep farm crops free of all mutations
17. The Clydesdale is a large breed of horse that was used for specific farming purposes, such as plowing and pulling wagons. The biggest and most muscular male horses were crossed with the biggest and most muscular females to produce the strongest offspring possible. This is an example of
A. cloning
B. natural selection
C. recombinant DNA
D. selective breeding
1. Where is most of a cell's hereditary information stored?
A. inside the nucleus, which has genes that contain many chromosomes
B. inside the nucleus, which has chromosomes that contain many genes
C. inside the ribosomes, which have chromosomes that contain many genes
D. inside the ribosomes, which have genes that contain many chromosomes
2. In organisms, all physical traits and some personality traits are determined by
A. their genetic makeup.
B. their surrounding environment.
C. the majority of a population.
D. the availability of resources.
3. Maya has an attached earlobe. What is responsible for Maya's ear shape?
A. the genetic material inside her cells' nuclei, where her chromosomes are found
B. the environmental influences from when she was born and through childhood
C. the genetic material inside the cytoplasm of her blood cells, which circulate
D. the environmental influences of her family members with similar ear shapes
4. Which of the following best defines heredity?
A. the learning of behaviors for an organism's survival
B. the environment changing a trait in an organism
C. the appearance of a helpful new trait in offspring
D. the passing of genes from one generation to another
5. Scientists know that humans have 46 chromosomes. What would a scientist say about a son who looked more like his mother than his father?
A. He received less than 23 chromosomes from his mother because he received the Y chromosome from his father.
B. He received exactly 23 chromosomes from each parent no matter who he looked like.
C. He received more than 23 chromosomes from his mother because he looked like her.
D. He received all 46 chromosomes from his mother.
6. Why do children sometimes look very similar to their parents?
A. Children look like the parent that they spend the most time with.
B. Children inherit a combination of genes from both parents.
C. Children only inherit genes from the parent of the same gender.
D. Children and parents are quite often raised in the same environment.
7. What is a recessive gene?
A. A gene passed to offspring that has a mutation.
B. A gene that influences traits every second generation.
C. A gene that is weaker than the gene it is paired with.
ts.
D. A gene passed to offspring that influences all trai
8. The box lists three terms.
• Genetic material
• Chromosome
• Gene
All of these are located
A. in a cell's membrane.
B. in a cell's nucleus.
C. in the brain, only.
D. in the blood, only.
9. What is a phenotype?
A. an observable expression of a trait in an organism
B. the arrangement of genes responsible for determining traits
C. a population of organisms who share similar DNA
D. a trait that is passed from the father to male offspring
10. What is a genotype?
A. an identical gene that is passed through generations
B. the traits of an organism that can be observed
C. the type of species-specific traits that are found in populations of organisms
D. the genes within DNA that are responsible for a trait in an organism
12. Which of the following defines heredity?
A. the study of how behaviors are passed on from parent to offspring
B. the manipulated changing of a trait in an organism
C. the passage of genetic instructions from one generation to the next
D. the ability of organisms to adapt to their environment
12. Which of the following defines heredity?
A. the study of how behaviors are passed on from parent to offspring
B. the manipulated changing of a trait in an organism
C. the passage of genetic instructions from one generation to the next
D. the ability of organisms to adapt to their environment
