Name______Date______

Zoology Midterm 1

Matching: (1 pt. ea) Correctly identify each of the following terms by placing the correct letter in the blank. You may use each letter once, more than once, or not at all.

_____ Trait that makes an animal more successful in its environment A. Ecology

_____Tissues in embryo destined to become gutB. Endangered

_____Depicts evolutionary relationships based on morphology (shape)C. Threatened

_____Organism that makes own food, usually via photosynthesisD. Golgi Apparatus

_____Lamarck proposed that animals pass on useful traits they obtain E. Smooth Endoplasmic Reticulum

_____Study of organisms, their environments, and relationshipsF. Metaphase

_____Chromosomes line up at the “equator” of a cellG. Anaphase

_____Animals at risk of extinction in all or most of their rangeH. Allele

_____One form of a geneI. Adaptation

_____Organisms with three embryonic tissue layersJ. Convergent Evolution

_____Modifies and “ships” proteinsK. Adaptive Radiatio

_____A population expands to fill many niches and speciatesL. Inheritance of Acquired Characteristics

M. Autotrophs

N. Cladistics

O. Evolutionary Systematics

P. Endoderm

Q. Mesoderm

R. Triploblasts

Short Answers: (4 pts ea.) Please use BULLET POINTS to supply complete answers to the following questions.

1. Describe 2 ways that illustrate how disturbing the ecology of Lake Victoria affected cichlid diversity.

2. Define binomial nomenclature, and give binomial nomenclature for the human species.

3. List and describe the 4 main tissue types in animal bodies.

4. Distinguish between cells that are haploid and diploid, and describe why you would find each type of cell in your body.

5. Explain the essence, in 4 major points, of natural selection.

6. Differentiate between habitat and niche.

7. There are different types of evidence that support Darwin’s theory of evolution. List and briefly describe 3 of them.

8. Why isn’t an organism necessarily “better” if it arrived later in the evolutionary chain?

9. Draw a graph simulating population growth, make sure to label the axes. Plot and label the following:
a. an exponential population growth curve and
b. a logistic curve.

10. In the graph above, draw in and define “K”.

11. What does our current classification system for animals reflect and represent?

12. Draw a chart that 4 main types of species relationships, the effects of the relationship on Sp. A and Sp. B and an example.

Species Relationship / Effect on Sp. A / Effect on Sp. B / Example

Essays: Please completely answer the following questions. You may use bullet points.

1. (12 pts) Draw graphs to illustrate Types I, II and III survivorship curves (remember to label the axes), explain the significance of each type of curve, and give an example organism for each.

2. (12 pts) Draw 3 types of animal symmetry, label and describe each, and give an advantageand a disadvantage for each type.

Bonus question (3 pts.) Turn your own name into a scientific name for yourself using the rules discussed in the block animal lab exercise.