BIOLOGY

39. What do plants and animals have in common?

  1. They are both heterotrophic
  2. They are both autotrophic
  3. They are both prokaryotic
  4. They are both eukaryotic
  5. They are both hydrophobic

 

40. Which of the following is not a characteristic of fungi?

  1. Cells have cell walls
  2. Photosynthetic
  3. Include single-celled and filamentous forms
  4. Can use a wide variety of nutrient

 

41. Microevolution is defined as:

  1. Changes in population size
  2. Changes in the frequency of alleles in the gene pool
  3. Changes in the composition of the population
  4. Emergence of new species
  5. Changes in community size

 

42. A zorse is the offspring produced through interbreeding between a horse and a zebra. Zorses are often preferred for riding because of their physical shape, but they are sterile. According to Linnaean taxonomy, are zebras and horses classified in the same species?

  1. Yes
  2. No
  3. Sometimes
  4. Not enough information to determine

 

43. Red rose color is incompletely dominant over white rose color. If a red rose is crossed with a pink rose, what percentage of the offspring will be pink?

  1. 100
  2. 75
  3. 50
  4. 25

 

44. Honey bees engage in entomophily, pollination through pollen distribution, as part of the process to produce honey. What is entomophily an example of?

  1. Ecosystem
  2. Niche
  3. Community
  4. Habitat

 

45. Themajority of climate scientists suggest that the current change in climate is caused predominantly by ________.

  1. An enhancement of the greenhouse effect
  2. A decreased reliance on fossil fuels for energy
  3. A thinning of the ozone layer
  4. A melting of the polar ice caps
  5. An increase in solar radiation

 

46. Which of the following is not an expected effect of global climate change?

  1. A rise in the sea levels
  2. Flooding of coastal cities
  3. Decrease in the size of glaciers and ice sheets
  4. Increase in the size of glacier and ice sheets
  5. More extreme weather

 

47. If a wolf eats a rodent which ate a small insect which ate a plant, the wolf would be a(n)

  1. Autotroph
  2. Primary producer
  3. Primary consumer
  4. Secondary consumer
  5. Tertiary consumer

 

48. The organisms that represent the different species within an ecosystem that interact in various ways, comprise a _______________

  1. Population
  2. Trophic level
  3. Species
  4. Community
  5. Habitat

 

49. Inheritable mutations, which may allow a population to evolve, are produced

  1. As a response to selection pressure
  2. By chance
  3. By natural selection
  4. As a response to environmental pressure
  5. By artificial selection

 

50. The ability of fireflies and angler fish to produce light is an example of convergent evolution. What can you conclude about these two animals based on this information?

  1. They share a recent common ancestor
  2. The ability to produce light is an ancient trait
  3. They are found in the same location
  4. They are both adapted to environments which are low in light
  5. All of the above

 

II. Matching of definitions and terms. Please place the correct number in front of each definition. (1 point each = 10 points):

____ DNA with attached proteins

____ A haploid cell that combines with another haploid cell during fertilization

____ Converts light energy to chemical energy stored in the chemical bonds of glucose or

starch

____ A specific portion of a chromosome that contains information for a particular inherited

trait

____ An interaction during meiosis in which chromatids exchange segments; it results in genetic

recombination

____ Nucleotide that drives most energy-requiring metabolic reaction

____ Extracts energy stored in carbohydrates; synthesizes ATP; produces water and carbon

dioxide

____ The process in which ribosomes synthesize proteins using the mRNA transcript

____ The synthesis of mRNA from a DNA template

____ Are primary cellular structures (or components) where proteins are assembled

 

1. ATP

2. chromosome

3. crossing over

4. chloroplast

5. gamete

6. DNA molecules

7. gene

8. germ cell

9. meiosis

10. central vacuoles

11. lysosomes

12. mitochondrion

13. mitosis

14. translation

15. transcription

16. ribosomes

17. microtubules

18. Golgi bodies

19. RNA molecules

20. nucleoli

 

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