1. Single-celled organisms such as bacteria can reproduce identical daughter cells very quickly through a method called …

A. cloning

B. binary fission

C. fertilization

D. pollination

  1. In sexual reproduction in plants the seed contains …

A. an embryo

B. an ovule (egg)

C. a zygote

D. a gamete

  1. In organisms such as plants and animals, the chromosomes are located in the nucleus of the cell. In humans, each cell has this many chromosomes …

A. 18

B. 24

C. 46

D. 72

  1. A trait that will always be visible in the offspring of purebred parents despite the apparent difference in the parents is called a …

A. hybrid trait

B. recessive trait

C. observable trait

D. dominant trait

  1. In Australia the koala lives almost exclusively on the leaves of the eucalyptus tree and as a result it is at risk due to deforestation. This is an example of a …

A. generalist

B. broad niche

C. habitat

D. narrow niche

  1. When we speak of all the life on earth we are really talking about …

A. ecosystems

B. speciation

C. biological diversity

D. global ecology

  1. Barnacles can attach themselves to whales, partly in order to be transported to food sources. The whales are not harmed by this relationship which is called …

A. parasitism

B. mutualism

C. commensalism

D. heterotrophism

  1. The giraffe has developed a long neck so that it can eat the foliage (leaves) from tall trees when small herbs and shrubs are not available. The elongated neck of the giraffe is an example of:

A. a structural adaptation

B. discrete variation

C. a behavioral adaptation

D. continuous variation

  1. When similar species co-exist in an area they have slightly different niches. They do not compete for resources, but instead divide the available resources between them. This type of arrangement is called …

A. resource partitioning

B. sharing

C. mutualism

D. specialization

  1. Heritable traits such as attached or unattached ear lobes, the ability to roll one’s tongue or not, and having either blue eyes or green ones, are all examples of …

A. discrete variation

B. inherited variation

C. continuous variation

D. specialized variation

  1. On the adjacent diagram, the female reproductive organ of the flower is labeled:
A. 1
B. 2
C. 3
D. 4 /
  1. Ashley and Morgan are expecting twins and are wondering what their children will look like. Ashley has blonde hair and blue eyes, and Morgan has brown hair and blue eyes. They remember lessons from grade nine biodiversity and are certain their children will have blue eyes because …

A. both parents are purebred for blue eyes

B. many people in their family have blue eyes

C. blue eyes are a dominant trait

D. both parents are hybrid for blue eyes

  1. Four nitrogen-based chemicals form a code provides specific instructions for making each unique individual. This DNA, located in each cell of an individual, is contained in packages known as:

A. globules

B. helical

C. nuclei

D. chromosomes

  1. It was hypothesized that a plant which grew on trees may send roots into the tree's bark instead of into the soil to draw out water and nutrients. The tree in turn would get less water and nutrients. If this hypothesis is correct, then the relationship is described as a type of …

A. commensalism

B. symbolism

C. mutualism

D. parasitism

  1. Julie has the following characteristics:

I. naturally curly hairIII. blue eyes

II. a scar on her armIV. can speak Japanese fluently

Which of the above characteristics are heritable characteristics?

A. I and II

B. I and IV

C. II and IV

D. I and III

  1. When a purebred plant bearing one color of flower is crossed with another purebred with a different color flower, and all the offspring have an intermediate color, this is know as …

A. offspring unlike either parent

B. incomplete dominance

C. environmental factors

D. hybrid recessive traits

  1. The ability to adapt to different or changing environmental conditions is considered an important advantage of …

A. sexual reproduction

B. asexual reproduction

C. vegetative reproduction

D. all of the above

  1. The single cell stage of sexual reproduction in both plants and animals is called:

A. an egg

B. a zygote

C. an embryo

D. a gamete

  1. The stresses of urbanization and habitat intrusion, by farming and industry, have resulted in extinction, population decreases and degradation of ecosystems, all of which reduce:

A. variation

B. gene selection

C. biological diversity

D. ecological renewal

  1. The Grizzly Bear helps us to determine the human impact on an ecosystem. This large carnivore’s ability to survive or disappear is historically a sign that human interference is occurring or not. Grizzly Bears are considered:

A. accumulated species

B. magnified species

C. technological species

D. indicator species

  1. Charles was making notes about what he saw in a wetland area near Bragg Creek. Which of the following items did he classify as abiotic components of the ecosystem?

A. a variety of insects

B. a small creek lined with rocks

C. three kinds of trees

D. two kinds of birds

  1. While collecting data at the wetland Charles also noted the following plants and animals: aspen trees, willows, cattails, deer, robins, red-winged blackbirds, marsh marigolds, and coyotes. Together these plants and animals could be referred to as a …

A. population

B. community

C. species

D. habitat

  1. A group of organisms which have a similar structure and can reproduce together to create viable offspring are called a:

A. community

B. species

C. family

D. population

  1. A variety of different species will live together in a habitat and some species will be dependant on other for survival. For example, in Alberta’s subalpine forests the snowshoe hare is an herbivore and eats mainly grasses, ferns, leaves and twigs. On the other hand, the lynx is a carnivore and lives mainly on a diet of snowshoe hare. The roles these different species play in their habitat is referred to as …

A. a symbiotic relationship

B. a niche

C. a community

D. competition

Use the following information to answer question 25.

  1. The fox that is adapted to living to living in a cold, snowy environment like the Arctic tundra is….

A. Fox A

B. Fox B

C. Fox C

D. Fox D

  1. The final product of sexual reproduction in both plants and animals is …..

A. an embryo

B. a stamen

C. a zygote

D. an egg cell

Use the following information to answer question 27.

Some species like mosses and sponges can reproduce either asexually or sexually. Some species, such as jellyfish, can alternate how they reproduce and so one generation may reproduce sexually while the next reproduces asexually.

  1. An advantage of sexual reproduction over asexual reproduction is that sexual reproduction …

A. produces identical offspring

B. allows for less crossing over

C. requires only one parent

D. provides genetic variation in the offspring

  1. A 25-acre park has picnic areas, fountains, a playground, a small forest and a human-made lake. Ducks, including mallard, merganser, and barrows inhabit the park as well as geese and many other birds. People often feed dry bread to the mallard ducks in the park. The mallard ducks form a:

A. species distribution

B. community

C. population

D. natural region

  1. Paired chemicals make up the “rungs” of the “spiral ladder” that represents the model of DNA. The chemical Adenine always pairs with:

A. Cytosine

B. Guanine

C. Thymine

D. itself

Use the following charts to answer question 30.

  1. A group of scientists is researching the number of different bird species around three cities: Sao Paulo in Brazil, Calgary in Alberta, and Inuvik in the North WestTerritories. Which graph best represents what they will find?

A. Chart A

B. Chart B

C. Chart C

D. Chart D

  1. Look at the diagram to the right. What process is occurring?
A. budding
B. binary fission
C. spore production
D. vegetative reproduction /

Use the following information to answer questions 32 and 33.

Brogan Dupuis’s biological parents divorced shortly after he was born. Brogan was raised by his mother, but still sees his father regularly. Here is some information about the family.

Ms. Dupuis / Mr. Dupuis / Brogan Dupuis
Hair Colour / Brown / Brown / Red
Eye Colour / Brown / Green / Green
Height / 150 cm / 186 cm / 165 cm
Dominant Hand / Right / Left / Right
Language Spoken / English / French / French
Career / Nurse / Marketing Director / University Student
  1. The trait that was determined mainly by Brogan’s environment is:

A. hair colour

B. eye colour

C. dominant hand

D. language spoken

  1. We know green eyes tend to be recessive in humans. From the information provided, which pair of genes, or alleles, would you conclude Brogan’s mother has for eye colour?

A. only brown (BB)

B. one brown and one green (Bg)

C. only green (gg)

D. one green and one brown (Gb)

  1. Which of the following are examples of sexual reproduction?

  1. Gamete Formation
  2. Binary Fission
/
  1. Pollen Fertilization
  2. Budding

  1. I and IV
  2. II and III
  3. II and IV
  4. I and III
  1. For each heritable trait offspring will have a pair of genes, one donated by each parent. This pair of genes is called:

A. characteristics

B. DNA

C. alleles

D. chromosomes

  1. The areas of greatest species diversity occurs in tropical regions and also in …

A. northern tundra

B. coral reefs

C. coastal marshes

D. prairie grasslands

Use the following information to answer questions 37.

/ Some bats capture and eat moths while they are flying. Insect-eating bats hunt using a sophisticated hearing system like a submarine’s sonar to locate their prey. This is called echolocation. The bats emit a high frequency shriek that bounces off objects and they detect the echo that is returned. This system is so sophisticated that bats can determine the size of their prey and its direction.
  1. Looking at a moth under a microscope, you notice that it is covered with a thick powder. A reference book says that this powder helps the moth avoid being detected by the bats. You infer this to mean that the powder would …

A. absorb or scatter the bat’s sound signals

B. make the moth fly slower by increasing air resistance

C. give the moth a bad taste

D. camouflage the moth on trees

  1. An organism which as one dominant allele and one recessive allele for a particular trait is said to be for that trait.

A. purebred

B. hybrid

C. inbred

D. crossbred

Use the following information to answer question 39.

Organism / Class / Genus / Phylum / Species
I / Mammalia / Castor / Chordata / canadensis
II / Mammalia / Canis / Chordata / latrans
III / Mammalia / Lutra / Chordata / canadensis
IV / Mammalia / Canis / Chordata / lupus
  1. Given the information above, which of the following organisms are most similar?

A. II and IV

B. I and III

C. II and III

D. I and II

  1. Sexual reproduction in plants and animals involves specialized sex cells called:

A. sperm

B. pollen

C. gametes

D. eggs

1