Unit 2 for biology

Which of the following classification categories for humans is not correct? A. sapiens; family B. Animalia; kingdom C. Homo sapiens; binomial name D. Domain; Eukarya E. Homo; genus

A

Which of the following groups provides protection and nourishment to the embryo? A. all plants B. angiosperms only C. gymnosperms only D. lycophytes only E. bryophytes only

A

Pollen grains are A. male gametophytes. B. female gametophytes. C. embryonic sporophytes. D. megaspores. E. encapsulated ovules.

A

Which group of organisms are viroids (not viruses) most likely to parasitize? A. cattle B. plants C. fish D. bacteria E. fungi

B

A(n) _____ is an individual animal that possesses both male and female sex organs. A. larva B. cephalopod C. hermaphrodite D. deuterostome E. acoelomate

C

You discover a green, filamentous multicellular eukaryote growing at the edge of a pond. How could you determine if the organism is a green alga or a plant? A. Determine if the organism protects its zygotes. B. See if the organism stores its excess carbohydrates in the form of starch. C. Determine if the organism protects and nourishes its embryos. D. Test for the presence of chlorophylls <i>a</i> and <i>b</i>. E. Examine the cell walls to see if they are composed of cellulose.

C

How is the mycelium a valuable adaptation for a fungus? A. It discourages animals from feeding on the fungus. B. It provides a strong anchor for the fungus. C. It provides physical support for the fragile sporophyte generation. D. It provides a vast surface area for the generation of spores. E. It provides a large surface area for the absorption of nutrients and moisture.

E

The process of ________ transforms solar energy into chemical energy. A. photosynthesis B. reproduction C. metabolism D. homeostasis E. respiration

A

Which structure is a characteristic found only in angiosperms? A. flower B. leaf C. megaphyll D. seed E. vascular tissue

A

Which of the following correctly lists the classification categories from least to most inclusive? A. phylum, species, genus, kingdom, domain, order, class, family B. species, genus, family, order, class, phylum, kingdom, domain C. species, genus, family, class, order, domain, phylum, kingdom D. kingdom, phylum, domain, class, order family, genus, species E. domain, kingdom, class, order, family, phylum, genus, species

B

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

B

Animals are not A.motile. B. heterotrophic. C. autotrophic. D. eukaryotic. E. multicellular.

C

The circulatory system of a whale is considered an organ system because it is composed of different A. cells. B. hearts. C. organs. D. molecules. E. tissues.

C

Which of the following is the most encompassing level of organization? A. class B. cells C. ecosystem D. population E. species

C

Which similarity is not shared between algae and plants? A. Algae were once classified as plants. B. Algae are eukaryotes. C. Most algae have some form of locomotion. D. Algae are producers. E. Algae are photoautotrophs.

C

Apples, oranges, peanuts, and rice grains are produced by A. bryophytes. B. lycophytes. C. angiosperms. D. charophytes. E. gymnosperms.

C?

Many insects do not see into the red color range, and as a result, many insect-pollinated flowers are colors other than red (e.g., purple and yellow). This flower coloration would be considered a(n) selection. A. mistake B. competition. C. mutation D. adaptation.

D

Which feature is believed to have been the first step in the evolution of land plants from the green algae? A. evolution of vascular tissue B. evolution of seeds C. evolution of flowers in order to attract pollinators D. protection of the embryo E. evolution of microphylls

D

Which of the following lists the terms from simplest to most complex? A. tissues, organs, organ systems, organism, cells B. organ systems, tissues, cells, organism, organs C. organs, organ system, organism, cells, tissues D. cells, tissues, organs, organ systems, organism E. cells, organs, tissues, organ systems, organism

D

Which of these is a bivalve? A. snail B. octopus C. squid D. clam E. conch

D