QUESTION 1 In general, mammals are not good at dispersing chili plant seeds beca

Question

QUESTION 1

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

the mammals do not travel very far before they release the chili seeds.

the chili seeds do not stick to the mammals’ fur.

the seeds die as they pass through the digestive tract.

the mammals are the main pollinators for the chili plant.

chili seeds are dispersed mainly by the wind.

5 points   

QUESTION 2

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

metamorphosis from a larval form

two pairs of walking legs

body surfaces that resist evaporation

ability to fly

tracheae to distribute oxygen

5 points   

QUESTION 3

The segmented worms of the phylum Annelida

move by use of flagella.

have an open circulatory system.

are acoelomate.

possess setae on each segment.

display radial symmetry.

5 points   

QUESTION 4

All members of the phylum Chordata share

tails present throughout their lives.

gills present throughout their lives.

a notochord present sometime in their lives.

a vertebral column.

exoskeletons.

5 points   

QUESTION 5

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

sporophyte generation.

diploid generation.

embryo.

gametophyte generation.

zygote.

5 points   

QUESTION 6

This characteristic allows fungi to withstand heat and drought conditions.

specialized organelles

spores

hyphae

cell walls

mycelia

5 points   

QUESTION 7

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

Neanderthals had larger noses.

Neanderthals had projecting brow ridges.

Neanderthals were shorter.

Neanderthals had smaller brains.

Neanderthals were stronger.

5 points   

QUESTION 8

All of the following are parts of a flower except the

cuticle.

carpel.

fruit.

stamen.

ovary.

5 points   

QUESTION 9

In bryophytes, the rhizoids

obtain water.

serve as attachment structures.

are involved in reproduction.

lure possible prey.

obtain nutrients.

5 points   

QUESTION 10

Lichens are

only found growing on living matter.

capable of causing some obscure diseases.

parasitic interactions between a fungus and an alga.

symbiotic associations between a fungus and an alga.

insensitive to changes in the environment.

5 points   

QUESTION 11

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

insulating skin structures

four limbs

endothermy

milk production

four-chambered heart

5 points   

QUESTION 12

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

bilateral symmetry, development of tissues, origin of the multichambered heart, origin of patterns of embryonic development.

origin of patterns of embryonic development, development of the versatile forelimb, origin of the multichambered heart, multicellularity.

development of tissues, photosynthesis, bilateral symmetry, multicellularity.

development of the versatile forelimb, multicellularity, origin of patterns of embryonic development, development of tissues.

multicellularity, bilateral symmetry, origin of patterns of embryonic development, development of tissues.

5 points   

QUESTION 13

Cnidarians and ctenophores are similar in that they both have

radial symmetry.

a digestive tract with two openings.

a pseudocoel.

mesoderm.

nematocysts.

5 points   

QUESTION 14

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

pollen and seeds

roots, stems, and leaves

vascular system

spores

fruits and flowers

5 points   

QUESTION 15

In cnidarians, nematocysts are important in

food digestion.

movement.

obtaining prey.

obtaining oxygen from the water.

excretion of wastes.

5 points   

QUESTION 16

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

are capable of carrying on photosynthesis.

lack cell nuclei.

are prokaryotes.

reproduce using spores.

reproduce using seeds and pollen.

5 points   

QUESTION 17

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

use of brain power for abstract thought.

development of the opposable thumb.

bipedalism.

toolmaking.

expansion of the human brain.

5 points   

QUESTION 18

In plants, the secondary metabolites are primarily responsible for

food gathering.

defense.

overcoming air pollutants.

protection against ultraviolet radiation.

nutrition.

5 points   

QUESTION 19

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

body hair or fur, and being homeothermic.

amniotic eggs and milk production.

four-chambered heart and milk production.

four-chambered heart and body hair or fur.

body hair or fur, and milk production.

5 points   

QUESTION 20

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

tissues to conduct water through the plant.

forms of chlorophyll more efficient at capturing light.

structures to protect reproductive cells and embryos.

secreting a waxy coating to prevent water loss.

association with mycorrhizae to improve mineral uptake

A.

the mammals do not travel very far before they release the chili seeds.

B.

the chili seeds do not stick to the mammals’ fur.

C.

the seeds die as they pass through the digestive tract.

D.

the mammals are the main pollinators for the chili plant.

E.

chili seeds are dispersed mainly by the wind.

Explanation / Answer

1. C is true (CHhilli seeds mainly dispersed by birds)

2. C and E are true

3. D is true

4. D is true

5. A is true

6. D is true

7. D is true

8. C is true

9. A is true

10. D is true

11. A and B

12. A is true

13. A is true

14. A is true

15. C is true

16. D is true

Please resend next 4 question, i have completed 2 hours time for this questions

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