BIOL 101 Unit 2

Which of these would be best able to reproduce during a period with little to no rainfall? a. bryophytes b. gymnosperms c. No plants can reproduce except during rainy weather. d. lycophytes e. ferns

b. gymnosperms

Which of the following classification categories for humans is not correct? a. Domain; Eukarya b. sapiens; family c. Homo; genus d. Animalia; kingdom e. Homo sapiens; binomial name

b. sapiens; family

Animals are not a. eukaryotic. b. motile. c. heterotrophic. d. multicellular. e. autotrophic.

e. autotrophic.

Which similarity is not shared between algae and plants? a. Most algae have some form of locomotion. b. Algae are eukaryotes. c. Algae were once classified as plants. d. Algae are producers. e. Algae are photoautotrophs.

a. Most algae have some form of locomotion.

________ is the vascular tissue that conducts water and minerals from a plant's roots to its leaves. a. Xylem b. Hypha c. Phloem d. Endosperm e. Corolla

a. Xylem

Which of the following lists the terms from simplest to most complex? a. cells, tissues, organs, organ systems, organism b. organs, organ system, organism, cells, tissues c. cells, organs, tissues, organ systems, organism d. organ systems, tissues, cells, organism, organs e. tissues, organs, organ systems, organism, cells

a. cells, tissues, organs, organ systems, organism

Which of these worms are segmented? a. roundworms b. flukes c. All worms are segmented. d. planarians e. annelids

a. roundworms

Which of the following groups provides protection and nourishment to the embryo? a. angiosperms only b. all plants c. gymnosperms only d. lycophytes only e. bryophytes only

b. all plants

What feature enables the paramecium to move? a. pseudopodia b. cilia c. contractile vacuole d. nucleus e. flagella

b. cilia

Which of the following correctly lists the classification categories from least to most inclusive? a. kingdom, phylum, domain, class, order family, genus, species b. species, genus, family, order, class, phylum, kingdom, domain c. phylum, species, genus, kingdom, domain, order, class, family d. species, genus, family, class, order, domain, phylum, kingdom e. domain, kingdom, class, order, family, phylum, genus, species

b. species, genus, family, order, class, phylum, kingdom, domain

The only single-celled organisms are prokaryotes, such as archaea and bacteria. a. True because all eukaryotes are multicellular. b. False because all single-celled organisms are prokaryotes. c. False because some eukaryotes, including protista, are single-celled. d. True because prokaryotes are the simplest cell form. e. False because some prokaryotes are multicellular.

c. False because some eukaryotes, including protista, are single-celled.

How is the mycelium a valuable adaptation for a fungus? a. It provides a strong anchor for the fungus. b. It provides physical support for the fragile sporophyte generation. c. It provides a large surface area for the absorption of nutrients and moisture. d. It discourages animals from feeding on the fungus. e. It provides a vast surface area for the generation of spores.

c. It provides a large surface area for the absorption of nutrients and moisture.

The smallest unit of life is a(n) a. organ. b. species. c. cell. d. tissue. e. organism.

c. cell.

Which of these is a unique characteristic of mammals? a. extraembryonic membranes b. cephalization c. hair d. four-chambered heart e. endothermic

c. hair

Which of these would you expect to thrive in areas with abundant moisture? a. mosses and ferns but not lycophytes b. ferns only c. mosses, ferns, and lycophytes d. mosses only e. lycophytes only

c. mosses, ferns, and lycophytes

Cyanobacteria are important producers, more specifically called a. photoheterotrophs. b. saproautotrophs. c. photoautotrophs. d. Chemoautotrophs. e. saprotrophs.

c. photoautotrophs.

The process of ________ transforms solar energy into chemical energy. a. metabolism b. respiration c. photosynthesis d. reproduction e. homeostasis

c. photosynthesis

Which are the most numerous and diverse vertebrates? a. reptiles b. mammals c. cartilaginous fishes d. bony fishes e. lancelets

d. bony fishes

Which is the largest, most diverse group of arthropods? a. arachnids b. crustaceans c. centipedes d. insects e. millipedes

d. insects

The circulatory system of a whale is considered an organ system because it is composed of different a. tissues. b. molecules. c. hearts. d. organs. e. cells.

d. organs.

Why are green algae placed in the kingdom Protista, while plants are given their own kingdom? a. All plants are vascular, while all green algae are nonvascular. b. Green algae have a cell wall of chitin, while plants have cell walls of cellulose. c. The green algae use chlorophyll a, while plants use chlorophyll b. d. Algae are sporophytes that reproduce only asexually, while plants are gametophytes and reproduce sexually. e. Plants enclose and protect the embryo within the female plant, while green algae do not.

e. Plants enclose and protect the embryo within the female plant, while green algae do not.

Which of the following is the most encompassing level of organization? a. population b. species c. cells d. class e. ecosystem

e. ecosystem

Which structure is a characteristic found only in angiosperms? a. megaphyll b. vascular tissue c. leaf d. seed e. flower

e. flower

A(n) _____ is an individual animal that possesses both male and female sex organs. a. deuterostome b. larva c. acoelomate d. cephalopod e. hermaphrodite

e. hermaphrodite

Which group of organisms are viroids (not viruses) most likely to parasitize? a. fish b. cattle c. bacteria d. fungi e. plants

e. plants

African sleeping sickness is caused by a a. bacterium. b. prion. c. sporozoan. d. virus. e. trypanosome.

e. trypanosome.