bio test 2
The male product of meiosis is the structure in Figure 2 is labeled as _____.
20
Mosses and liverworts are limited in size because they lack ____.
3N
In Figure 1, the zygote is located in the structure labeled ____.
6
The structures in Figure 1 largely responsible for attracting potential pollinators are indicated with a number _____.
7
Structures in Figure 1 that are modified leaves are 37 and 38 .
7 / 3
The fruit will develop from the structure represented by the number _____ in Figure 1.
8
The leaf's internal concentration of ____ is reduced during photosynthesis.
CO2
The _____ in the root functions as to the specificity of the materials that enter the vascular system of the plant.
Caspian strip / endodermis
List one advantage a terrestrial photosynthesizing organism has over an algae.
abundant sunlight / more CO2
he distinct haploid stage and diploid stage in the life cycle is referred to as _____.
alternation of generations / haplodipldontic
Terrestrial plants obtain carbon dioxide, required for photosynthesis, from the _____.
atmosphere
The two types of support cells in the stem of the plant are __49___ which is generally alive at maturity and __50___ which is dead at maturity.
collenchyma/sclerenchyma
The endosperm of the flowering plant is formed as a result of the fertilization of the 13 by the 14 .
diploid nucleus/one sperm of the pollen
The needles of pines and other conifers are adapted to _____.
dry conditions
The plant zygote is produced from the fertilization of the _____.
egg
The largest cones produced on a pine tree, the ones we are typically most familiar with, are the female cones that contain ____.
eggs
The structure represented by number 11 is the ___44___ and has a ploidy of___45____
endosperm/3N
The transition from the gametophyte into the sporophyte generation occurs after the occurrence of _____.
fertilization
The ___ generation is dominant in mosses, as it can live independently
gametophyte
The portion of the life cycle above a line drawn from Process B to Process A in Figure 2 is .
gametophyte
hich structure or structures function to open and close the stomata?
guard cells
Many seedless plants produce spores of one morphological type, which is referred to as _____.
homospory
When the water potential of the soil is less than the water potential of the root system water will move .
out of the cell
Reduction of carbon dioxide is important during photorespiration as it results in ____ being used by rubisco.
oxygen
The plant tissue in which the following pathway, occurs is the _____.
parenchymal
he primary function of leaves is _____.
photosynthesis
A flower lacking a microsporangium would not be able to produce _____.
pollen
Pollination is labeled as in Figure 2.
process C
In plants, phloem is associated with transport of _____.
products of photosynthesis
Concentric rings found in the wood of the trees are what specific type of tissue?
secondary xylem
Heterospory was an important evolutionary development, as it led to the evolution of ____.
seeds
The ploidy of the endosperm of a member of the Division Magnoliophyta seed is typically _____.
seeds
Ferns are considered advanced over mosses because ferns have true roots and vascular tissue. However, what structures are lacking in both ferns and mosses in comparison with conifers?
seeds / pollen
The leafy fern that you might have as a house plant is the ___ generation.
sporophyte
The diploid portion of a plant life cycle is known as the ______.
sporophyte generation
Mosses and liverworts are limited in size because they lack ____.
vascular tissue
The process of photosynthesis involves the conversion of 26 and 27 into a(n) 28 .
water / carbon dioxide carbon dioxide / water sugar / pyruvate
In plants, xylem is associated with transportation of 23 and 24 .
water / minerals minerals / water
The primary disseminating mechanism of pine pollen is _____.
wind
The _____are the most diverse, successful, and familiar phylum of plants today.
Magnoliophyta
The Division of plants that is represented by this life cycle is ____.
Magnoliophyta
The _____is the male sexual structure that produces sperm in plants.
microsporangium / antheridium
In Figure 2, the structure represented by number 12 is the generation.
sporophyte
