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Agriscience, Unit 5
Test Description: Unit 5
Instructions: Answer all questions to get your test result.
1) Using a pesticide on fungi generally takes several applications because
A
fungicides are harder to apply than most other kinds of pesticides.
B
fungi are generally immune to pesticides.
C
fungi reproduce very quickly, so there is always new growth that needs addressing.
D
fungicides will also kill helpful insects, so spraying should be spread out.
2) Genetic engineering alters which of the following?
A
DNA
B
neurological systems
C
reproductive systems
D
viruses
3) One of the purposes of the skeletal system is to
A
store calcium.
B
protect vital organs
C
move nutrients through the body.
D
determine how and when the body grows.
4) Why does it benefit domestic cattle to be without horns?
A
Cattle have horns only as a result of centuries of selective breeding.
B
Those without horns will be more valuable when sold for meat.
C
They were unique, and therefore easier for farmers to identify.
D
They are less likely to injure people and each other.
5) Assume parents carry the genes for blue and brown eyes, and the Punnett Square indicates that there is a 3:1 probability for a blue-eyed child. If the first two children have blue eyes, the probability of the third child having blue eyes is
A
1:1
B
2:1
C
3:1
D
3:2
6) The boll weevil is devastating because it
A
attacks the roots, preventing the cotton plant from getting nutrients.
B
impacts a variety of plants.
C
destroys the profitable part of the cotton plant.
D
came from Mexico.
7) An agriscientist would not try to alter the speed of a swine because
A
faster pigs would have more lean muscle.
B
agriscientists have already made all possible advancements in that category.
C
it would make them harder to catch.
D
speed is not a heritable trait in swine.
8) Pesticides were not very effective in fighting the boll weevil because
A
the boll weevils had been genetically modified to be resistant to pesticides.
B
many insects that were beneficial were killed as well.
C
boll weevils had no immunity to pesticides.
D
pesticides are effective only when treating fungi and are not good for insect control.
9) The fetus develops in which part of the female anatomy?
A
Cervix
B
testes
C
ovaries
D
uterus
10) Nutrient deficiencies are considered abiotic because
A
there are few written records of them in history, therefore they are a new problem.
B
people can control the amount of nutrients given to plants and animals.
C
they cannot be combated with herbicides.
D
they do not occur naturally.
11) Information about all the following can be found on Material Data Safety Sheets EXCEPT
A
cost of chemicals.
B
dangers of chemicals.
C
use of chemicals.
D
storing chemicals.
12) The example of ergot poisoning is included in the text for all the following reasons EXCEPT
A
to show that pests impact history.
B
to demonstrate how disease emerges when conditions are right.
C
to prove that the witchcraft trials were unfair and all involved were innocent.
D
to illustrate the ways in which pests in agriculture can impact human populations.
*select an answer for all questions
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