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Biology Quiz on BIO 111 Study Exam 1, created by anajaneee . on 24/09/2016.

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BIO 111 Study Exam 1

Question 1 of 48

1

_______ gives variety.

Select one of the following:

  • differences

  • similarities

Explanation

Question 2 of 48

1

___________ give stability.

Select one of the following:

  • similarities

  • differences

Explanation

Question 3 of 48

1

DNA are long thread-like molecules coiled into genes.

Select one of the following:

  • True
  • False

Explanation

Question 4 of 48

1

Chromosome are essentially DNA molecules.

Select one of the following:

  • True
  • False

Explanation

Question 5 of 48

1

Genes are specific region of DNA located linearly on specific chromosomes.

Select one of the following:

  • True
  • False

Explanation

Question 6 of 48

1

How many kinds of chromosomes do diploid cells contain?

Select one or more of the following:

  • one (n)

  • two (2n)

Explanation

Question 7 of 48

1

How many kinds of chromosomes do haploid cells contain?

Select one of the following:

  • one (n)

  • two (2n)

Explanation

Question 8 of 48

1

Do most organisms have diploid cells or haploid cells?

Select one of the following:

  • diploid

  • haploid

Explanation

Question 9 of 48

1

Fill the blank spaces to complete the text.

is the natural division of cell into cells. It is the division of the .

Explanation

Question 10 of 48

1

Fill the blank spaces to complete the text.

The process when an cell pinches itself in half during the process of cytokinesis is called .

Explanation

Question 11 of 48

1

Fill the blank spaces to complete the text.

In cell division of cells, a cell will build a wall between two current walls by of cells, forming a plate that enlarges.

Explanation

Question 12 of 48

1

Fill the blank spaces to complete the text.

The two types of nuclear division are and .

Explanation

Question 13 of 48

1

Nuclear division occurs before cytokinesis.

Select one of the following:

  • True
  • False

Explanation

Question 14 of 48

1

Fill the blank space to complete the text.

In the process of , one nucleus divides into two.

Explanation

Question 15 of 48

1

Mitosis has ONE duplication and ONE division.

Select one of the following:

  • True
  • False

Explanation

Question 16 of 48

1

If the parent cell has 16 chromosomes and goes through the process of MITOSIS, how many daughter cells will it produce, and with how many chromosomes?

Select one of the following:

  • 2 daughter cells, 16 chromosomes each

  • 2 daughter cells, 8 chromosomes each

  • 4 daughter cells, 8 chromosomes each

  • 4 daughter cells, 16 chromosomes each

Explanation

Question 17 of 48

1

Fill the blank space to complete the text.

makes two nuclei from one nucleus and the two new nuclei contain the same number of chromosomes as the parent.

Explanation

Question 18 of 48

1

Essentially, when mitosis ends, the organism is dead.

Select one of the following:

  • True
  • False

Explanation

Question 19 of 48

1

The functionality of mitosis is:

Select one or more of the following:

  • Make more identical cells

  • The growth of multicellular organisms

  • asexual reproduction for unicellular organisms

  • None of the above

Explanation

Question 20 of 48

1

Meiosis is a specialized type of nuclear division that only occurs at certain times in certain organisms.

Select one of the following:

  • True
  • False

Explanation

Question 21 of 48

1

Fill the blank spaces to complete the text.

Meiosis has duplication and divisions.

Explanation

Question 22 of 48

1

If a parent cell has 16 chromosomes and goes through the process of meiosis, how many daughter cells will it produce and with how many chromosomes each?

Select one of the following:

  • 2 daughter cells, 16 chromosomes each

  • 2 daughter cells, 8 chromosomes each

  • 4 daughter cells, 16 chromosomes each

  • 4 daughter cells, 8 chromosomes each

Explanation

Question 23 of 48

1

Meiosis does not end after Division II.

Select one of the following:

  • True
  • False

Explanation

Question 24 of 48

1

The functionality of meiosis is

Select one or more of the following:

  • take diploid nuclei, convert to haploid cells

  • sexual reproduction; producing gametes and spores

  • asexual reproduction

Explanation

Question 25 of 48

1

In most organisms, meiosis does not produce gametes or spores

Select one of the following:

  • True
  • False

Explanation

Question 26 of 48

1

Fill the blank space to complete the text.

Evolution is the of biology.

Explanation

Question 27 of 48

1

Who first proposed the idea of gradualism in a geological sense?

Select one of the following:

  • Darwin

  • Hulton

  • Wallace

Explanation

Question 28 of 48

1

Lamark proposed a mechanism for how life and things change throughout time: the idea of USE AND DISUSE; that body parts used most evolve to become bigger and stronger.

Select one of the following:

  • True
  • False

Explanation

Question 29 of 48

1

Fill the blank space to complete the text.

, a geologist, proposed the idea that gradualism is still happening at the same rate. He studied geological records and published "Principles of Geology."

Explanation

Question 30 of 48

1

Darwin thought that Lyell's gradualistic ideas could apply biologically too.

Select one of the following:

  • True
  • False

Explanation

Question 31 of 48

1

Darwin's 3 observations of nature include:

Select one or more of the following:

  • Unity of Life

  • Diversity of Life

  • Match between organisms & their environment; descent with modification

  • gradualism

Explanation

Question 32 of 48

1

Darwinism (the theory of evolution) consists of these major components:

Select one or more of the following:

  • perpetual change (always changing)

  • Common descent (living things have unified history, life comes from life)

  • Multiplication of Species (a single ancestral population can split to produce 2 or more populations, becoming different from each other)**

  • Gradualism (populations of organisms accumulate small changes over long periods of time)

  • Natural Selection (mechanism that explains how organisms appear to be designed to meet the demands of their environments "adaptation"

  • none of the above

Explanation

Question 33 of 48

1

Fill the blank space to complete the text.

selection is the process through which humans modify species over many generations by selecting and breeding individuals that possess desired traits.

Explanation

Question 34 of 48

1

Darwin's 4 postulates are:

Select one or more of the following:

  • differences - individuals within a population differ from one another

  • inheritance - the differences are passed down from parent to offspring

  • some individuals are more successful at surviving and reproducing than others

  • the successful individuals are not merely luck, but succeed because of the variant traits they have inherited and will pass onto their offspring

  • gradualism

  • perpetual change

  • multiplication of species

Explanation

Question 35 of 48

1

Individuals with favorable traits will, on average, survive better than those with unfavorable traits; known as differential survival.

Select one of the following:

  • True
  • False

Explanation

Question 36 of 48

1

Individuals with more favorable traits will usually produce more offspring; known as differential reproduction.

Select one of the following:

  • True
  • False

Explanation

Question 37 of 48

1

Fill the blank spaces to complete the text.

is an inherited characteristic of an organism that enhances their survival and reproduction in specific environments. A trait that increases an organism's fitness relative to individuals lacking it is called ; the contribution an individual makes to the gene pool of the next generation via .

Explanation

Question 38 of 48

1

Natural selection is the only process that can naturally create adaptation.

Select one of the following:

  • True
  • False

Explanation

Question 39 of 48

1

Fill the blank space to complete the text.

Natural selection operates on , selected for/against (more fit, less fit). (not an all or none process)

Explanation

Question 40 of 48

1

When faced with a changing environment, what options does a population have?

Select one or more of the following:

  • adapt (via ns)

  • move/disperse (if there is somewhere to go

  • go extinct, die

Explanation

Question 41 of 48

1

Natural selection can only act on existing variations

Select one of the following:

  • True
  • False

Explanation

Question 42 of 48

1

Evolution is limited by historical constraints.

Select one of the following:

  • True
  • False

Explanation

Question 43 of 48

1

Adaptations are often compromises

Select one of the following:

  • True
  • False

Explanation

Question 44 of 48

1

Chance, natural selection, and the environment all interact.

Select one of the following:

  • True
  • False

Explanation

Question 45 of 48

1

Which concept distinguishes a species using distinctive external features?

Select one of the following:

  • Morphological

  • Biological

  • Ecological

  • Phylogenetic

Explanation

Question 46 of 48

1

Which concept says a group of population whose member have the potential to interbreed and produce viable, fertile offspring among their species?

Select one of the following:

  • Morphological

  • Biological

  • Ecological

  • Phylogenetic

Explanation

Question 47 of 48

1

Which concept views a species based on its ecological niche? (niche=sum of species using biotic and abiotic resources in its environment)

Select one of the following:

  • Morphological

  • Biological

  • Ecological

  • Phlyogenetic

Explanation

Question 48 of 48

1

Which concept focuses on the smallest group of individuals on a phylogenetic tree? Phylogenetic defines a species as the smallest group of individuals that share a common ancestor (e.g. morphology, molecular sequences)

Select one of the following:

  • Morphological

  • Biological

  • ecological

  • phylogenetic

Explanation

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