Rayne Cook
Quiz por , criado more than 1 year ago

Help practice.

11
0
0
Rayne Cook
Criado por Rayne Cook mais de 6 anos atrás
Fechar

Biology Exam 1

Questão 1 de 39

2

Which is the correct sequence for levels of biological organization within an organism?

Selecione uma das seguintes:

  • a. Atom - molecule - organelle - cell - tissue

  • b. Molecule - atom - organelle - tissue - cell

  • c. Cell - organelle - atom - tissue - molecule

  • d. Organelle - molecule - atom - tissue - cell

  • e. Atom - organelle - molecule - cell – tissue

Explicação

Questão 2 de 39

2

Which is not a required characteristic of life?

Selecione uma das seguintes:

  • a. Homeostasis

  • b. Movement

  • c. Structural organization

  • d. Evolution

  • e. Energy use

Explicação

Questão 3 de 39

2

The correct sequence of taxonomic categories beginning with domain in descending order are:

Selecione uma das seguintes:

  • a. Kingdom - phylum - order - class - genus - family - species

  • b. Kingdom - class - phylum - order - family - genus - species

  • c. Kingdom - phylum - order - class - genus - family – species

  • d. Kingdom - phylum - class - order - family - genus - species

  • e. Kingdom - phylum - class - order - genus - family – species

Explicação

Questão 4 de 39

2

Which of the following is not true about a hypothesis?

Selecione uma das seguintes:

  • a. It can be proven to be true

  • b. It can be shown to be false

  • c. It is a tentative explanation

  • d. It is based on previous knowledge

  • e. It must be testable to be useful

Explicação

Questão 5 de 39

2

In an experiment designed to measure the distance a golf ball is hit by clubs made of different material, the dependent variable would be:

Selecione uma das seguintes:

  • a. The distance the golf ball traveled

  • b. The type of material the club is made of

  • c. The wind direction when the experiment took place

  • d. The material the golf ball was made of

  • e. The speed of the golf club prior to hitting the golf ball

Explicação

Questão 6 de 39

2

The original three tenets of the cell theory are:

Selecione uma das seguintes:

  • a. All organisms have DNA, DNA is the fundamental unit of life and all cells come from preexisting cells

  • b. All organisms are made of one or more cells, the cell is the fundamental unit of life and all cells come from preexisting cells

  • c. All organisms have DNA, all organisms are made of cells and all cells produce proteins

  • d. All organisms are made of one or more cells, the cell is the fundamental unit of life and all cells have a nucleus

  • e. All organisms are made of one or more cells, all cells contain DNA and all cells come from preexisting cells

Explicação

Questão 7 de 39

2

A prokaryotic cell:

Selecione uma das seguintes:

  • a. Has a nucleus

  • b. Does not have a nucleus

  • c. Does not have ribosomes

  • d. Is at least 100 micrometers in diameter

  • e. Has membrane-bounded organelles

Explicação

Questão 8 de 39

2

An organelle found in plant cells and some members of the kingdom Protista but not in animal cells is:

Selecione uma das seguintes:

  • a. A centriole

  • b. A ribosome

  • c. A cell membrane

  • d. A lysosome

  • e. A chloroplast

Explicação

Questão 9 de 39

2

Which of the following are cellular digestion centers?

Selecione uma das seguintes:

  • a. Peroxisomes and ribosomes

  • b. Lysosomes and peroxisomes

  • c. Ribosomes and chloroplasts

  • d. Chloroplasts and ribosomes

  • e. Lysosomes and Golgi apparatus

Explicação

Questão 10 de 39

2

A cytoskeleton is:

Selecione uma das seguintes:

  • a. A structure that aids in the process of cell division

  • b. Found in the cytoplasm of eukaryotic cells

  • c. A system of tracks used for transport

  • d. Composed of microtubules and microfilaments

  • e. All are correct

Explicação

Questão 11 de 39

2

Unlike most organelles, chloroplasts and mitochondria contain:

Selecione uma das seguintes:

  • a. Membranes

  • b. Ribosomes and DNA

  • c. Ribosomes

  • d. DNA

  • e. Membranes and ribosomes

Explicação

Questão 12 de 39

2

The diffusion of water across a selectively permeable (biological) membrane is:

Selecione uma das seguintes:

  • a. Facilitated diffusion

  • b. Active transport

  • c. A rare occurrence

  • d. Osmosis

  • e. Always beneficial to a cell

Explicação

Questão 13 de 39

2

If a cell has a 95% concentration of water in its cytoplasm and the environment surrounding the cell has a 90% concentration of water:

Selecione uma das seguintes:

  • a. Water will flow into the cell by osmosis

  • b. Water will flow out of the cell by active transport

  • c. Water will flow out of the cell by osmosis

  • d. Water will flow into the cell by active transport

  • e. Water will flow into the cell by facilitated diffusion

Explicação

Questão 14 de 39

2

14. The organelle that carries out photosynthesis in plants is the:

Selecione uma das seguintes:

  • a. chloroplast

  • b. mitochondria

  • c. ribosome

  • d. chlorophyll

  • e. lysosome

Explicação

Questão 15 de 39

2

In flowering plants:

Selecione uma das seguintes:

  • a. The gametophyte is larger than the sporophyte

  • b. The gametophyte can grow independently of the sporophyte

  • c. The gametophyte is both smaller than the sporophyte and can grow independently

  • d. The gametophyte is smaller than the sporophyte

  • e. The gametophyte is both larger than the sporophyte and can grow independently

Explicação

Questão 16 de 39

2

The substance that strengthens and supports cell walls allowing plants to grow tall and upright is:

Selecione uma das seguintes:

  • a. Algin

  • b. Agar

  • c. Chlorophyll

  • d. The carotenoids

  • e. Lignin

Explicação

Questão 17 de 39

2

Flowers and fruits are unique to:

Selecione uma das seguintes:

  • a. Angiosperms

  • b. Bryophytes

  • c. Gymnosperms

  • d. Conifers

  • e. Cycads

Explicação

Questão 18 de 39

2

Plants and algae most recently shared a common ancestor 480 million years ago, and plants colonized land shortly after that. Light, water, minerals, and dissolved gases surround the whole body of a submerged green alga, and the buoyancy of water provides physical support. What adaptation did plants have to make in taking up water and minerals when they moved to dry land?

Selecione uma das seguintes:

  • a. Development of stomata

  • b. Production of pollen

  • c. Development of vascular tissue

  • d. Production of a cuticle

  • e. Production of lignin

Explicação

Questão 19 de 39

2

The first land plants were bryophytes, which then branched into ferns, gymnosperms, and finally angiosperms. What advantage did ferns have over bryophytes?

Selecione uma das seguintes:

  • a. The ferns were able to do photosynthesis

  • b. The ferns were also heterotrophs

  • c. Ferns have a vascular system, this allowed them to grow taller

  • d. Ferns do not require water to reproduce

  • e. Ferns go through alternation of generations

Explicação

Questão 20 de 39

2

In bryophytes the sporophyte is conspicuous or dominant.

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 21 de 39

2

In the ecosystems of the world fungi act primarily as:

Selecione uma das seguintes:

  • a. Decomposers

  • b. Producers

  • c. Primary consumers

  • d. Secondary consumers

Explicação

Questão 22 de 39

2

Yeasts are:

Selecione uma das seguintes:

  • a. Multi-celled autotrophs

  • b. Single-celled heterotrophs

  • c. Single-celled autotrophs

  • d. Multi-celled heterotrophs

  • e. All are correct

Explicação

Questão 23 de 39

2

Which is the best description of the mutual benefit to both species found in a lichen?

Selecione uma das seguintes:

  • a. The autotroph provides energy and the heterotroph prevents dehydration

  • b. The autotroph prevents dehydration and the heterotroph provides energy

  • c. The autotroph produces oxygen and the heterotroph consumes oxygen

  • d. The heterotroph protects the autotroph from predation

  • e. The autotroph produces antibiotics to ward off infection by bacteria

Explicação

Questão 24 de 39

2

Which of the following characteristics do all animals share?

Selecione uma das seguintes:

  • a. They are single-celled eukaryotes

  • b. They are multi-cellular prokaryotes

  • c. They are multi-cellular eukaryotes

  • d. They are single-celled prokaryotes

Explicação

Questão 25 de 39

2

In animals, a sphere of embryonic cells surrounding a fluid-filled cavity is called a:

Selecione uma das seguintes:

  • a. Gastrovascular cavity

  • b. Blastula

  • c. Coelom

  • d. Gastrula

  • e. Hydrostatic skeleton

Explicação

Questão 26 de 39

2

Cnidarians all share the ability to do which of the following?

Selecione uma das seguintes:

  • a. Photosynthesize

  • b. Secrete enzymes to digest food

  • c. Sting predators and prey

  • d. Live on land

  • e. Fly

Explicação

Questão 27 de 39

2

Snails and squids belong to the phylum:

Selecione uma das seguintes:

  • a. Cnidaria

  • b. Porifera

  • c. Platyhelminthes

  • d. Mollusca

  • e. Annelida

Explicação

Questão 28 de 39

2

The most successful phylum in regards to diversity and numbers is:

Selecione uma das seguintes:

  • a. Mollusca

  • b. Nematoda

  • c. Platyhelminthes

  • d. Arthropoda

  • e. Echinodermata

Explicação

Questão 29 de 39

2

Which of the following is a characteristic of the phylum Chordata?

Selecione uma das seguintes:

  • a. They do not have true tissues

  • b. They have a gastrula with only two germ layers

  • c. They have radial symmetry

  • d. They have a notochord

  • e. They have a pseudocoelom

Explicação

Questão 30 de 39

2

Mammals that lay eggs are:

Selecione uma das seguintes:

  • a. Marsupials

  • b. Placentals

  • c. Bats

  • d. Birds

  • e. Monotremes

Explicação

Questão 31 de 39

2

Birds are endothermic, feathered reptiles,

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 32 de 39

2

The genetic information in viruses:

Selecione uma das seguintes:

  • a. Is found in the nucleus of the virus

  • b. Is always DNA

  • c. Can be DNA or RNA

  • d. Is always RNA

  • e. Can be replicated outside of a cell

Explicação

Questão 33 de 39

2

A reason or reasons given by scientists as to why viruses are not considered living organisms include:

Selecione uma das seguintes:

  • a. Viruses do not contain genetic information

  • b. Viruses do not reproduce on their own

  • c. Viruses are all smaller than the smallest known cells

  • d. Viruses do not contain a nucleus

  • e. Viruses can be frozen and still survive

Explicação

Questão 34 de 39

2

Which of the following is true of a prokaryote?

Selecione uma das seguintes:

  • a. Prokaryotes do not have a nucleus

  • b. Prokaryotes are multi celled

  • c. Prokaryotes do not have a chromosome

  • d. Prokaryotes have membrane-bounded organelles

  • e. Prokaryotes do not have ribosomes

Explicação

Questão 35 de 39

2

The domain (domains) that contain prokaryotes is (are):

Selecione uma das seguintes:

  • a. Archaea

  • b. Bacteria

  • c. Both Archaea and Bacteria

  • d. Eukarya

  • e. Both Bacteria and Eukarya

Explicação

Questão 36 de 39

2

An asexual process used by prokaryotes, in which replicated DNA and other cell parts are distributed into two daughter cells is called:

Selecione uma das seguintes:

  • a. Mitosis

  • b. Binary fusion

  • c. Daughter cell duplication

  • d. Binary fission

  • e. Conjugation

Explicação

Questão 37 de 39

2

All protists:

Selecione uma das seguintes:

  • a. Are prokaryotes

  • b. Do not have a nucleus

  • c. Do not have membrane-bounded organelles

  • d. Are eukaryotes

  • e. Have a cell wall

Explicação

Questão 38 de 39

2

All protists are single-celled.

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação

Questão 39 de 39

2

Protists can be heterotrophs.

Selecione uma das opções:

  • VERDADEIRO
  • FALSO

Explicação