Why are you alive?
Interactive Video
•
Science
•
5th Grade
•
Practice Problem
•
Hard
Yulianti Yulianti
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the fundamental principle that the universe tries to achieve, which living things constantly work against?
Evolution
Entropy
Replication
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do cells maintain their separation from the rest of the universe and stay 'exciting'?
By absorbing all available energy from their surroundings.
By actively pumping out excess molecules to maintain concentration differences.
By constantly changing their shape and size.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the energetic building block of life that almost every living thing uses to power its internal machinery?
DNA
Proteins
Adenosine Triphosphate (ATP)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What process allows cells to convert electromagnetic energy from the sun into chemical energy stored in molecules like ATP and glucose?
Respiration
Fermentation
Photosynthesis
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What significant event led to the cell becoming the ancestor of all animals?
It started producing its own ATP
It merged with another cell without killing it
It learned to store ATP
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What became the primary function of the formerly independent cell after merging, leading it to become the first mitochondrion?
To make ATP
To protect the host cell from danger
To photosynthesize
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do mitochondria produce ATP?
By directly absorbing sunlight
By combusting sugar molecules with oxygen
By storing excess glucose
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