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EOCT Review. #2 35 Questions. Created by Brandy McClain. 1. Neither enzyme functions at all at a pH of. 2 5 8 13. 2. DNA transcription takes place in the cell’s:. Nucleus Mitochondria Ribosomes Chloroplast. 3.
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EOCT Review #2 35 Questions Created by Brandy McClain
1 Neither enzyme functions at all at a pH of • 2 • 5 • 8 • 13
2 DNA transcription takes place in the cell’s: • Nucleus • Mitochondria • Ribosomes • Chloroplast
3 Which number in the diagram below indicates a structure that directly controls the movement of substances into and out of a cell? • 3 • 5 • 8 • 1
4 Which process depends on the sun’s energy to produce glucose? • Photosynthesis • Diffusion • Active Transport • Osmosis
5 A protein molecule is shown in the diagram below. Which statement best describes the main function of this type of molecule? • It acts as an enzyme in biological reactions • It stores energy for metabolic processes • It determines what traits may be inherited • It helps transport materials across a cell membrane
6 What term is used to describe organisms that use photosynthesis to produce their own food? • An omnivore • A consumer • A heterotroph • A autotroph
7 Which of the following makes up a cell membrane’s bilayer? • Phospholipids b. Nucleic Acids c. Carbohydrates d. Amino Acids
8 What is the function of an ATP molecule? • Storage of fat • Storage of energy • Storage of glucose • Storage of ADP
9 What type of cell is illustrated in the diagram below? • Prokaryote • Bacterial • Plant • Animal
10 Placing a plant cell in a hypotonic solution will cause the cell to • Shrivel • Divide • Stay the same • Swell
11 Which series best describes increasinglevels of organization in nature? • Population Communities Species • Ecosystem Communities Population • Population Communities Ecosystem • Communities Species Population
12 Amino acids are the monomers that join together to form: • Nucleic acids • Proteins • Carbohydrates • Lipids
13 The organism below (mushroom) is what type of feeder? • Heterotroph • Autotroph • Producer • None of above
14 A breeder crossed a dog that was homozygous dominant for a particular trait with a dog that is homozygous recessive for the same trait. What percentage of the puppies produced will be homozygous recessive? • 75% • 25% • 50% • 0%
15 The complementary mRNA sequence for the DNA sequence GAACCT is • GAACCU • CTTGGA • CUUGGA • GAACCT
16 Pepsin is an enzyme that works best in an environment that is • Acidic • Basic • Neutral • alkaline
17 An animal cell excretes a protein to outside its membrane by the formation of a vesicle. Which process is involved in this transport? • Phagocytosis • Exocytosis • Endocytosis • Passive transport
18 DNA (chromosome) replication occurs during • Interphase • Prophase • Metaphase • Anaphase
19 Lamarck stated that organisms acquired their traits by: • Inheriting the trait from their ancestors b. Using or not using their trait c. Wanting their trait d. Asking for their trait
20 A biome that has lowprecipitation, cold temperatures, and permafrost is the • Tundra • Desert • Tropical Rainforest • Temperate Forest
21 What organelle is represented by structure “F”? • Mitochondria • Chloroplast • Nucleus • Ribosome
22 All the diamond-back rattle snakes living in a desert make up a • Community • Population • Biome • Habitat
23 A niche is defined as the • Physical location of an organism b. Members of the same species in a pond c. Role that an organism fills in its habitat d. Kind of food that an organism eats
24 Energy for this ecosystem originally comes from the • Grass c. Sun • Fish d. Water
25 Below show that, in their very early stages of development, the embryos of different vertebrates resemble each other. This similarity suggests that they • Have identical DNA sequences • Are adapted for life in the same place • Probably have the same ancestor • Can breed to produce fertile offspring
26 Which biotic factor is a characteristic of all ecosystems? • Climatic changes • Interactions among organisms • Variations in soil • Changes in air pressure
27 What is represented by structure “B” • tRNA • mRNA • DNA • None of the above
28 Which of these molecules is NOT organic? • Water • Lipid • Carbohydrate • Protein
29 The figure below illustrates what type of solution? • Hypotonic • Hypertonic • Isotonic • None of above
30 What is the structure labeled “A” on the paramecium • Cilia • Nucleus • Mitochondria • Contractile vacuole C B A
31 About how many deer can Walla-walla Island sustain for a long time? • 100 • 80 • 40 • 20
32 Enzymes for intracellular digestion are stored in the • Vacuoles • Lysosomes • Nucleoli • Mitochondria
33 What is represented by structure “C” • mRNA • Anticodon • Codon • DNA
34 What stage of mitosis is shown in the drawing below? • Prophase • Metaphase • Anaphase • Telophase
35 The process shown in the diagram below does NOT result in the formation of a: • diploid cell • haploid cell • sex cell • gamete