EOQA1 Review

Descrição

Quiz sobre EOQA1 Review, criado por sealescience em 03-11-2014.
sealescience
Quiz por sealescience, atualizado more than 1 year ago
sealescience
Criado por sealescience aproximadamente 10 anos atrás
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Resumo de Recurso

Questão 1

Questão
Which of the following is an observation that could be made about the mammoth?
Responda
  • The mammoth was related to the elephant
  • The mammoth’s tusks were curved and pointed
  • The mammoth’s tusks were used for protection
  • The mammoth was a slow moving animal

Questão 2

Questão
The process by which organisms keep their internal conditions constant is called...
Responda
  • evolution
  • metabolism
  • phoytosynthesis
  • homeostasis
  • response to stimuli

Questão 3

Questão
Which of the following characteristics of life best explains why birds fly south for the winter?
Responda
  • Living things respond to their environment
  • Living things maintain internal balance
  • Living things are made of units called cells
  • Living things pass DNA from parent to offspring

Questão 4

Questão
Which of the following shows the levels of cellular organization from least complex to most complex?
Responda
  • a. tissue → cell → organ
  • b. organ → cell → tissue
  • c. organ → tissue → cell
  • d. cell → tissue → organ

Questão 5

Questão
What do all eukaryotic and prokaryotic organisms have in common?
Responda
  • a. A nucleus
  • b. Membrane bound organelles
  • c. They are multicellular organisms
  • d. Ribosomes and a plasma membrane

Questão 6

Questão
Choose the answer that best describes this cell.
Responda
  • a. This is a prokaryotic cell because it has a nucleus
  • b. This is a plant cell because it has a cell wall and large vacuole
  • c. This is eukaryotic cell because it lacks a nucleolus
  • d. This is an animal cell because it has ribosomes

Questão 7

Questão
Adrian believes if he increases the protein in his diet he will gain muscle mass. What is Adrian’s dependent variable?
Responda
  • a. The amount of protein in his diet
  • b. The amount of bread in his diet
  • c. The amount of muscle mass he gains
  • d. The amount he works out

Questão 8

Questão
Analyze the experimental design setup. Determine the independent variable.
Responda
  • a. the plant height
  • b. the amount of light
  • c. the amount of fertilizer
  • d. the type of plant

Questão 9

Questão
Water sticks to other water molecules. This can be explained by the property of ...
Responda
  • cohesion
  • adhesion
  • high specific heat
  • change in density

Questão 10

Questão
Water is a polar molecule because
Responda
  • a. it contains two hydrogen atoms for each oxygen atom.
  • b. both ends carry a positive charge.
  • c. each end of the molecule has a different charge.
  • d. both ends carry a negative charge.

Questão 11

Questão
Water is separated into dipoles. Which end carries a negative charge?
Responda
  • the oxygen atom
  • the hydrogen atoms

Questão 12

Questão
Why is carbon uniquely suited to build organic macromolecules
Responda
  • a. Carbon can form four covalent bonds to form complex compounds
  • b. Carbon can only bond with other carbon atoms
  • c. Carbon is able to form 8 covalent bonds
  • d. Carbon is not suited to build organic macromolecules

Questão 13

Questão
Which of the following are the most common elements in organic compounds.
Responda
  • carbon
  • helium
  • copper
  • oxygen
  • potassium
  • hydrogen

Questão 14

Questão
Through which process do large polymers gain the parts of water in order to split into a monomer and smaller polymer?
Responda
  • photosynthesis
  • cellular respiration
  • dehydration synthesis
  • hydrolysis

Questão 15

Questão
Why do cells need carbohydrates?
Responda
  • a. Carbs provide cells with energy
  • b. Carbs provide cells with protein
  • c. Carbs provide cells with potassium
  • d. None of the above

Questão 16

Questão
Which of the following describes the structure of a carbohydrate?
Responda
  • a. A long hydrocarbon chain connected to a carboxyl group
  • b. Carbon rings made for hydrogen, carbon, and oxygen in 1:2:1 ratio
  • c. A central carbon with 3 groups and one hydrogen attached
  • d. A double helix made from repeating nucleotides

Questão 17

Questão
Which of the following describes the role of a phospholipid?
Responda
  • a. Phospholipids store short term energy for the cell
  • b. Phospholipids catalyze chemical reactions
  • c. Phospholipids form the cell’s membrane
  • d. Phospholipids carry hereditary information

Questão 18

Questão
Which of the following diagram represents a molecule that stores hereditary information?
Responda

Questão 19

Questão
Isobel’s doctor told her she is feeling weak because her diet is too low in protein. What advice would you give Isobel in order to improve her health?
Responda
  • Add more oil and butter to your diet.
  • Add more bread, rice, and vegetables to your diet.
  • Add more fruit and pasta to your diet.
  • Add more beans, nuts, and meat to your diet.

Questão 20

Questão
What is the monomer of a protein?
Responda
  • monosaccharide
  • fatty acid
  • nucleotide
  • amino acid

Questão 21

Questão
What is the monomer of a lipid?
Responda
  • fatty acid
  • amino acid
  • monosaccharide
  • nucleic acid

Questão 22

Questão
What is the polymer of monosaccharide?
Responda
  • polysaccharide
  • lipid
  • polypeptide chain
  • nucleotide

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