1.
A disadvantage of monoculture is that: b. genetic uniformity makes a crop vulnerable to a new pest or disease.
2.
All of the following could be considered advantages of asexual reproduction in plants except: e. adaptation to change.
3.
Currently available transgenic plants have been modified for all of the following traits except: b. nitrogen fixation.
4.
Fruits develop from: d. ovaries.
5.
In plants, which of the following could be an advantage of sexual reproduction as opposed to asexual reproduction?: a. genetic variation
6.
Regardless of where in the world a vineyard is located, in order for the winery to produce a Burgundy, it must use varietal grapes that originated in Burgundy, France. The most effective way for a new California grower to plant a vineyard to produce Burgundy is to: e. graft varietal Burgundy grape scions onto native (Californian) root stocks.
7.
The first step in the germination of a seed is usually: c. imbibition of water.
8.
The most immediate potential benefits of introducing genetically modified crops include: d. increasing crop yield.
9.
Under which conditions would asexual plants have the greatest advantage over sexual plants?: c. a relatively constant environment with infrequent disturbances
10.
Which of the following "vegetables" is botanically a fruit?: e. green beans
11.
Which of the following is a true statement about clonal reproduction in plants?: c. Making cuttings of ornamental plants is a form of fragmentation.
12.
Which of the following is not a scientific concern relating to creating genetically modified crops?: d. The monetary costs of growing genetically modified plants are significantly greater than traditional breeding techniques.
13.
Which of the following is not true of the hypocotyl hook?: a. It is the first structure to emerge from a eudicot seed.
14.
Which of the following is true about vegetative reproduction?: e. It produces clones.
15.
Which of the following statements about a seed produced by apomixis is incorrect?: b. The embryo consists of diploid cells derived from fertilization of a haploid egg by a haploid sperm.
16.
Which of the following statements about fruits is false?: b. All normal fruits have seeds inside them.
17.
Which of the following statements is correct about protoplast fusion?: c. It can be used to form new plant species.
18.
Which of the following statements is true of protoplast fusion?: b. It can be used to form new plant varieties by combining genomes from two plants.
