Chapter 14
Biology Today and Tomorrow with Physiology · 15 exercises
Problem 1
Which of the following statements is not correct? a. Gymnosperms were the earliest flowering plants. b. Mosses are nonvascular plants. c. Ferns and angiosperms are vascular plants. d. Only angiosperms produce fruits.
4 step solution
Problem 2
Which does not apply to gymnosperms or angiosperms? a. vascular tissues b. diploid dominance c. single spore type d. all of the above
5 step solution
Problem 3
Bryophytes have independent _______ and dependent ________ . a. sporophytes; gametophytes b. gametophytes; sporophytes
5 step solution
Problem 4
Ferns are classified as ________ plants. a. multicelled aquatic b. nonvascular seed c. seedless vascular d. seed-bearing vascular
3 step solution
Problem 5
The ________ produce flagellated sperm. a. ferns b. conifers c. monocots d. a and \(c\)
5 step solution
Problem 6
The ________ produced in the male cones of a conifer develop into pollen grains. a. ovules b. ovaries c. megaspores d. microspores
4 step solution
Problem 7
A seed is _________. a. a female gametophyte b. a mature ovule c. a mature pollen tube d. an immature spore
3 step solution
Problem 8
Match the terms appropriately. $$ \text {________gymnosperm} \quad \quad\quad\quad\quad \text {a. gamete- producing body} $$ $$ \text {________sporophyte} \quad \quad\quad\quad\quad \text {b. help control water loss} $$ $$ \text {________horsetail} \quad \quad\quad\quad\quad \text {c. "naked" seeds} $$ $$ \text {________bryophyte} \quad \quad\quad\quad\quad \text {d. spore- producing body} $$ $$ \text {________gametophyte} \quad \quad\quad\quad\quad \text {e. nonvascular land plant} $$ $$ \text {________stomata} \quad \quad\quad\quad\quad \text {f. seedless vascular plant} $$ $$ \text {________angiosperm} \quad \quad\quad\quad\quad \text {g. flowering plant} $$
7 step solution
Problem 9
All fungi _________. a. are multicelled b. form flagellated spores c. are heterotrophs d. all of the above
3 step solution
Problem 10
Fungal decomposers derive nutrients from _______. a. organic wastes and remains b. living plants c. living animals d. photosynthesis
4 step solution
Problem 11
A mushroom is _______. a. the food-absorbing part of a fungus b. the only part of the fungal body not made of hyphae c. a reproductive structure that releases sexual spores d. the longest-lived part of the fungal life cycle
4 step solution
Problem 12
Human fungal infections most commonly involve a. the brain c. the digestive system b. the heart d. body surfaces
4 step solution
Problem 13
A _________ is a composite organism composed of a fungus and a single-celled photosynthetic species. a. mycorrhiza b.lichen c. decomposer d. ringworm
3 step solution
Problem 14
Cell walls of fungi are composed of _______. a. cellulose b. keratin c. lignin d. chitin
5 step solution
Problem 15
Match the terms appropriately. $$ \text {________decomposer} \quad \quad\quad\quad\quad \text {a. filament made of walled cells} $$ $$ \text {________yeast} \quad \quad\quad\quad\quad \text {b. club fungus fruiting body} $$ $$ \text {________mushroom} \quad \quad\quad\quad\quad \text {c. fungus with flagellated spores} $$ $$ \text {________chytrid} \quad \quad\quad\quad\quad \text {d. mesh of fungal filaments} $$ $$ \text {________hypha} \quad \quad\quad\quad\quad \text {e. having two nuclei in a cell} $$ $$ \text {________mycelium} \quad \quad\quad\quad\quad \text {f. single-celled fungus} $$ $$ \text {________dikaryotic} \quad \quad\quad\quad\quad \text {g. breaks down organic matter} $$
7 step solution