4.1 Practice Questions

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Quiz on 4.1 Practice Questions, created by sealescience on 07/01/2015.
sealescience
Quiz by sealescience, updated more than 1 year ago
sealescience
Created by sealescience over 9 years ago
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Resource summary

Question 1

Question
Cells require energy in order to...
Answer
  • change their shape.
  • make new cell components.
  • eliminate waste material
  • reproduce

Question 2

Question
ATP...
Answer
  • contains three phosphates
  • contains two phosphates
  • is like a fully charged battery
  • is the body's main currency of energy

Question 3

Question
ADP...
Answer
  • contains 3 phosphates
  • contains 2 phosphates
  • is a product of ATP hydrolysis
  • is like a used battery

Question 4

Question
The sun is considered the ultimate source of energy for life on Earth because
Answer
  • all organisms carry out photosynthesis
  • all organisms carry out cellular respiration
  • either photosynthetic organisms or organisms that have eaten them provide energy for most organisms on earth
  • the sun heats the Earth's atmosphere

Question 5

Question
The process of cellular respiration...
Answer
  • is only performed by organisms that are incapable of photosynthesis
  • breaks down food molecules to release stored energy
  • occurs only in animals
  • occurs in BOTH plant and animals

Question 6

Question
When cells break down food molecules, energy...
Answer
  • is released all at once
  • is NOT converted into body heat and released
  • is temporarily stored in ATP molecules
  • causes excitation of electrons in chlorophyl molecules

Question 7

Question
What is an organism that uses energy from the sun to make organic compounds?
Answer
  • autotroph
  • heterotroph
  • photosynthesis
  • cellular respiration

Question 8

Question
Which of the following organisms are autotrophic?
Answer
  • grass
  • owls
  • ants
  • sunflowers

Question 9

Question
Which of the following organisms are heterotrophic?
Answer
  • owls
  • sunflowers
  • ants
  • grass
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