n plants, the secondary metabolites are primarily responsible for


Plants have adapted to dry land by evolving all of the following except

[removed]A) association with mycorrhizae to improve mineral uptake.
[removed]B) tissues to conduct water through the plant.
[removed]C) forms of chlorophyll more efficient at capturing light.
[removed]D) secreting a waxy coating to prevent water loss.
[removed]E) structures to protect reproductive cells and embryos.

2.In general, mammals are not good at dispersing chili plant seeds because

[removed]A) the mammals are the main pollinators for the chili plant.
[removed]B) the chili seeds do not stick to the mammals’ fur.
[removed]C) chili seeds are dispersed mainly by the wind.
[removed]D) the seeds die as they pass through the digestive tract.
[removed]E) the mammals do not travel very far before they release the chili seeds.

3.The segmented worms of the phylum Annelida

[removed]A) possess setae on each segment.
[removed]B) display radial symmetry.
[removed]C) are acoelomate.
[removed]D) move by use of flagella.
[removed]E) have an open circulatory system.

4.Lichens are

[removed]A) capable of causing some obscure diseases.
[removed]B) parasitic interactions between a fungus and an alga.
[removed]C) only found growing on living matter.
[removed]D) insensitive to changes in the environment.
[removed]E) symbiotic associations between a fungus and an alga.

5.Green algae such as Ulva demonstrate an alteration of generations. The diploid phase is called the

[removed]A) sporophyte generation.
[removed]B) zygote.
[removed]C) diploid generation.
[removed]D) embryo.
[removed]E) gametophyte generation.

6.All members of the phylum Chordata share

[removed]A) gills present throughout their lives.
[removed]B) tails present throughout their lives.
[removed]C) a vertebral column.
[removed]D) a notochord present sometime in their lives.
[removed]E) exoskeletons.

7.In bryophytes, the rhizoids

[removed]A) serve as attachment structures.
[removed]B) are involved in reproduction.
[removed]C) lure possible prey.
[removed]D) obtain nutrients.
[removed]E) obtain water.

8.This characteristic allows fungi to withstand heat and drought conditions.

[removed]A) cell walls
[removed]B) spores
[removed]C) mycelia
[removed]D) specialized organelles
[removed]E) hyphae

9.Which of the following characteristics is not shared by typical birds and mammals?

[removed]A) endothermy
[removed]B) milk production
[removed]C) four limbs
[removed]D) four-chambered heart
[removed]E) insulating skin structures

10.Which of the following are adaptations to land of both gymnosperms and angiosperms but are lacking in ferns and mosses?

[removed]A) true roots, stems, and leaves
[removed]B) vascular system
[removed]C) spores
[removed]D) fruits and flowers
[removed]E) pollen and seeds

11.Mammals have two traits that set them apart from all other animals. These are

[removed]A) body hair or fur, and milk production.
[removed]B) four-chambered heart and body hair or fur.
[removed]C) body hair or fur, and being homeothermic.
[removed]D) amniotic eggs and milk production.
[removed]E) four-chambered heart and milk production.

12.All of the following are parts of a flower except the

[removed]A) ovary.
[removed]B) cuticle.
[removed]C) fruit.
[removed]D) carpel.
[removed]E) stamen.

13.Which of the following adaptations to life on land is found in both insects and modern reptiles?

[removed]A) ability to fly
[removed]B) metamorphosis from a larval form
[removed]C) body surfaces that resist evaporation
[removed]D) tracheae to distribute oxygen
[removed]E) two pairs of walking legs

14.Fungi exhibit certain characteristics. One of these characteristics is that they

[removed]A) lack cell nuclei.
[removed]B) are prokaryotes.
[removed]C) reproduce using seeds and pollen.
[removed]D) are capable of carrying on photosynthesis.
[removed]E) reproduce using spores.

15.It is generally thought that animals have undergone four major physiological and anatomical innovations during their evolution. These are (in no particular order)

[removed]A) bilateral symmetry, development of tissues, origin of the multichambered heart, origin of patterns of embryonic development.
[removed]B) multicellularity, bilateral symmetry, origin of patterns of embryonic development, development of tissues.
[removed]C) development of the versatile forelimb, multicellularity, origin of patterns of embryonic development, development of tissues.
[removed]D) development of tissues, photosynthesis, bilateral symmetry, multicellularity.
[removed]E) origin of patterns of embryonic development, development of the versatile forelimb, origin of the multichambered heart, multicellularity

16.Which of the following is not a characteristic differentiating Neanderthals from modern humans?

[removed]A) Neanderthals had smaller brains.
[removed]B) Neanderthals had larger noses.
[removed]C) Neanderthals were stronger.
[removed]D) Neanderthals were shorter.
[removed]E) Neanderthals had projecting brow ridges.

17.In plants, the secondary metabolites are primarily responsible for

[removed]A) defense.
[removed]B) nutrition.
[removed]C) protection against ultraviolet radiation.
[removed]D) food gathering.
[removed]E) overcoming air pollutants.

18.Cnidarians and ctenophores are similar in that they both have

[removed]A) a digestive tract with two openings.
[removed]B) nematocysts.
[removed]C) mesoderm.
[removed]D) a pseudocoel.
[removed]E) radial symmetry.

19.In cnidarians, nematocysts are important in

[removed]A) movement.
[removed]B) excretion of wastes.
[removed]C) obtaining prey.
[removed]D) obtaining oxygen from the water.
[removed]E) food digestion.

20.It is generally thought that four critical innovations arose during the evolution of our ape-like ancestors into humans. All of the following are innovations except

[removed]A) development of the opposable thumb.
[removed]B) expansion of the human brain.
[removed]C) bipedalism.
[removed]D) use of brain power for abstract thought.
[removed]E) toolmaking.