Chapter 22 Review
The green structure in the diagram is called
A. An embryo
Which variable(s) should the students have held constant?
A. Plant type
What stage in the alteration of generations is represented by fern fronds?
A. Sporophyte
Recent changes in the classification of the plant kingdom are based on
A. Studies comparing DNA sequences
Which of the following is NOT a characteristic of plants?
B. Cell walls containing chitin
Which of the following is a structure associated with gymnosperms?
B. Cone
The leaves of ferns are called
B. Fronds
The first land plants likely evolved from
B. Green algae
Plants cultivated for food are mostly
C. Angiosperms
What is the independent variable?
B. Temperature
What can you conclude based on the data?
B. There is an optimum temperature for the photosynthesis in this species of conifer
A plant that has a two-year life cycle is a
C. Biennial
Under unfavorable conditions, the green alga chlamydomonas reproduces by forming a
C. Diploid zygote
In angiosperms, the mature seed is surrounded by a structure called a
C. Fruit
The mature plant ovary is also referred to as the
C. Fruit
Two gases that plants must exchange are
C. Oxygen and carbon dioxide
Which of the following is NOT a characteristic of dicots?
C. Parallel veins
The male reproductive structures of seed plants are called
C. Pollen grains
Which of the following is a basic requirement of plants?
D. All of the above
The structures on a pine tree that contain the gametophytes are
D. Cones
All of the following are characteristics of gymnosperms EXCEPT
D. Flowers
The dominant stage of a moss is the
D. Gametophyte
Water is carried upward from the roots to every part of a vascular plant by
D. Xylem