Test
Midterm Quiz
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Preguntas del test (54)
1Which of the following statements about the image shown below is NOT an observation?
- Athe insect has three legs on the left side
- Bthe insect has a pattern on its back
- Cthe insect's pattern shows that it is poisonous
- Dthe insect is green, white, and black
2A scientific theory is
- Athe same as a hypothesis
- Ba well-tested explanation that unifies a broad range of observations
- Cthe same as the conclusion of an experiment
- Dthe first step in a controlled experiment
3When shaking sugar and sand together in a test tube, you cause them to form a
- Amixture
- Bcompound
4In many cells, the structure that controls the cell's activities is the
- Acell membrane
- Bnucleolus
- Corganelle
- Dnucleus
5To be useful in science, a hypothesis must be correct.
- AVerdadero
- BFalso
6A skeptical attitude in science prevents scientists from accepting new ideas.
- AVerdadero
- BFalso
7The process in which two cells from different parents unite to produce the first cell of a new organism is called sexual reproduction.
- AVerdadero
- BFalso
8The basic unit of matter is a cell.
- AVerdadero
- BFalso
9An enzyme speeds up a reaction by lowering the activation energy.
- AVerdadero
- BFalso
10The positively charged particle of an atom is called a proton.
- AVerdadero
- BFalso
11Which of these make up atoms? (check all that apply)
- Aprotons
- Bneutrons
- Ccells
- Delectrons
- Egenes
- Falleles
12Which of the following are biomolecules?
- Aprotein
- Blipid
- Cmacromolecule
- Damino acid
- Ecarbohydrate
- Fnucleic acid
13Despite differences in size and shape, at some point all cells have DNA and a
- Acell wall
- Bmitochondrion
- Ccell membrane
- Dnucleus
14In eukaryotic cells, chromosomes carrying genetic information are found in the
- Aribosomes
- Bnucleus
- Clysosomes
- Dcell membrane
15The organelles that breeak down lipids, carbohydrates, and proteins into small molecules that can be used by the cell are called
- Avacuoles
- Blysosomes
- Cribosomes
- Dmicrofilaments
16Cell membranes contain a central bilayer formed by
- Alipids
- Bcarbohydrates
- Cprotein pumps
- Dproteins
17The movement of water molecules across a selectively permeable membrane is known as
- Aexocytosis
- Bendocytosis
- Cphagocytosis
- Dosmosis
18A substance that moves by passive transport tends to move
- Aaway from the area of equilibrium
- Baway from the area where it is less concentrated
- Caway from the area where it is more concentrated
- Dtoward the area where it is more concentrated
19Which of the following is true of ALL single-celled organisms
- Athey are all prokaryotes
- Bthey are all bacteria
- Cthey all reproduce
- Dthey all have a nucleus
20A tissue is composed of a group of
- Asimilar cells
- Borgan systems
- Crelated organelles
- Drelated organs
21Which of the following are autotrophs?
- Adeer
- Bplants
- Cleopards
- Dmushrooms
22Which of the following is used by cells to store and release the energy needed to power cellular processes?
- ADNA
- BATP
- CH2O
- DCO2
23The amount of energy stored in a molecule of ATP compared to the amount stored in a molecule of glucose is
- Agreater
- Bless
- Cthe same
- Dvariable
24When a candle burns, energy is released in the form of
- Acarbon dioxide and water
- Bthe chemical substance ATP
- Clight and heat
- Delectricity and motion
25In addition to light and chlorophyll, photosynthesis requires
- Awater and oxygen
- Bwater and sugars
- Coxygen and carbon dioxide
- Dwater and carbon dioxide
26The leaves of a plant appear green because chlorophyll
- Areflects blue light
- Breflects green light
- Cabsorbs blue light
- Dabsorbs green light
27The first process in the light-dependent reactions of photosynthesis is
- Alight absorption
- Belectron transport
- Coxygen production
- DATP formation
28Light dependent reactions begin in photosystem II, [blank_start]absorbing light[blank_end]. Next comes the [blank_start]ETC[blank_end]. After that, comes the next photosystem, [blank_start]photosystem I[blank_end]. Finally comes the [blank_start]Hydrogen Ion movement and ATP formation[blank_end].
- Aabsorbing light
- BETC
- Cphotosystem I
- DHydrogen Ion movement and ATP formation
29Which substance from the light-dependent reactions of photosynthesis is a source of energy for the Calvin cycle?
- AADP
- BH2O
- CNADPH
- Dpyruvic acid
30The light-independent reactions of photosynthesis are also known as the
- ACalvin cycle
- Bcarbon cycle
- Csugar cycle
- DATP cycle
31ATP synthase in the chloroplast membrane makes ATP, utilizing the energy of highly concentrated
- Achlorophyll
- Bhydrogen ions
- Celectrons
- DNADPH
32CAM plants are specialized to survive under what conditions that would harm most other kinds of plants?
- Alow temperatures
- Bhot, dry conditions
- Cexcess water
- Dlong day lengths
33Cells use the energy available in food to make a final energy-rich compound called
- Awater
- Bglucose
- CATP
- DADP
34Each gram of glucose contains approximately how much energy?
- A1 calorie
- B4 calories
- C1 Calorie
- D4 Calories
35The process that releases energy from food in the presence of oxygen is
- Asynthesis
- Bcellular respiration
- CATP synthase
- Dphotosynthesis
36The first step in releasing the energy of glucose in the cell is known as
- Afermentation
- Bthe Krebs cycle
- Cglycolysis
- Delectron transport
37The net gain of energy in glycolysis from one molecule of glucose is
- A4 ATP molecules
- B8 ADP molecules
- C2 ATP molecules
- D3 pyruvic acid molecules
38In eukaryotes, the Krebs cycle takes place within the
- Achloroplast
- Bnucleus
- Cmitochondrion
- Dcytoplasm
39The electron transport chain uses the high-energy electrons from the Krebs cycle to
- Aproduce glucose
- Bmove H+ ions across the inner mitochondrial membrane
- Cconvert acetyl-CoA to citric acid
- Dconvert glucose to pyruvic acid
40Because fermentation takes place in the absence of oxygen, it is said to be
- Aaerobic
- Banaerobic
- Ccyclic
- Doxygen-rich
41The process carried out by yeast that causes bread dough to rise is
- Aalcoholic fermentation
- Blactic acid fermentation
- Ccellular respiration
- Dyeast mitosis
42During heavy exercise, the buildup of lactic acid in muscle cells results in
- Acellular respiration
- Bfermentation
- Coxygen debt.
- Dthe Krebs cycle
43The rate at which materials enter and leave the cell depends on the cell's
- Avolume
- Bspeciation
- Cweight
- Dsurface area
44In order for a cell to divide successfully, the cell must first
- Aduplicate its genetic information
- Bdecrease its volume
- Cincrease its number of chromosomes
- Ddecrease its number of organelles
45The process that increases genetic diversity within a population is
- Aasexual reproduction
- Bcell division
- Csexual reproduction
- Dbinary fission
46Sister chromatids are attached to each other at an area called the
- Acentriole
- Bspindle
- Ccentromere
- Dchromosome
47If a cell has 12 chromosome, how many chromosomes will each of its daughter cells have after mitosis and cytokinesis?
- A4
- B6
- C12
- D24
48In plant cells, what forms midway between the divided nuclei during cytokinesis?
- Anuclear membrane
- Bcell membrane
- Ccentromere
- Dcell plate
49The timing in the cell cycle in eukaryotic cells is believed to be controlled by a group of closely related proteins known as
- Achromatids
- Bcentromeres
- Ccyclins
- Dcentrioles
50Which statement does NOT describe external regulatory proteins?
- AThey respond to events occurring inside a cell
- BGrowth factors are one group of external regulatory proteins
- CThey can speed up or slow down the cell cycle
- DSome can cause cells to slow down or stop their cell cycles
51Bone marrow cells that produce blood cells are best categorized as
- Aembryonic stem cells
- Bpluripotent
- Cadult stem cells
- Dtotipotent cells
52Which type of cell has the potential to develop into any type of cell?
- Atotipotent
- Bpluripotent
- Cmultipotent
- Ddifferentiated
53Unlike mitosis, meiosis in male mammals results in the formation of
- Aone haploid gamete
- Bthree diploid gametes
- Cfour diploid gametes
- Dfour haploid gametes
54A gene map shows
- Athe number of possible alleles for a gene
- Bthe relative locations of genes on a chromosome
- Cwhere chromosomes are in a cell
- Dhow crossing-over occurs
Información
- Descripción
- 1 Honors (Midterm) Biology Honors Test sobre Midterm Quiz, creado por Stefania Schoen el 23/01/2017.
- Autor
- Stefania Schoen
- Idioma
- English
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