PRINCIPLES OF BIOLOGY ACTUAL EXAM
PAPER 2026 QUESTIONS WITH ANSWERS
GRADED A+
◉one characteristic shared by sucrose and maltose is _____ Answer:
they are disaccharides
-disaccharides consist of two monosaccharides.
◉Cellulose is a _____ made of many _____. Answer: polymer ...
glucose. moleculesCellulose is a polysaccharide, constructed from many
monosaccharides.
◉Generally, animals cannot digest the linkages between the glucose
molecules in cellulose. How then do cattle get enough nutrients from
eating grass? Answer: Microorganisms in their digestive tracts
hydrolyze the cellulose to glucose.
◉In what polysaccharide form do plants store sugar to be available later
for energy? Answer: starch
◉Glycogen is _____. Answer: a polysaccharide found in animals
, ◉glucose + glucose —> _____ by _____. Answer: maltose + water ...
dehydration synthesis
◉Which of these is a source of lactose? Answer: milk
◉Which of these is a polysaccharide? Answer: cellulose
-Cellulose is a carbohydrate composed of many monomers.
◉_____ is the most abundant organic compound on Earth. Answer:
Cellulose, a component of plant cell walls, is the most abundant organic
compound found on earth.
◉The complex carbohydrate that you are most likely to have eaten
recently is _____. Answer: starch
◉Which one of the following is a function of carbohydrates (as a class)?
Answer: energy source
◉Which one of the following components of a tossed salad will pass
through the human digestive tract with the least digestion? Answer:
cellulose (in the lettuce)
◉Which is the correct term for compounds that do not mix with water?
Answer: hydrophobic
PAPER 2026 QUESTIONS WITH ANSWERS
GRADED A+
◉one characteristic shared by sucrose and maltose is _____ Answer:
they are disaccharides
-disaccharides consist of two monosaccharides.
◉Cellulose is a _____ made of many _____. Answer: polymer ...
glucose. moleculesCellulose is a polysaccharide, constructed from many
monosaccharides.
◉Generally, animals cannot digest the linkages between the glucose
molecules in cellulose. How then do cattle get enough nutrients from
eating grass? Answer: Microorganisms in their digestive tracts
hydrolyze the cellulose to glucose.
◉In what polysaccharide form do plants store sugar to be available later
for energy? Answer: starch
◉Glycogen is _____. Answer: a polysaccharide found in animals
, ◉glucose + glucose —> _____ by _____. Answer: maltose + water ...
dehydration synthesis
◉Which of these is a source of lactose? Answer: milk
◉Which of these is a polysaccharide? Answer: cellulose
-Cellulose is a carbohydrate composed of many monomers.
◉_____ is the most abundant organic compound on Earth. Answer:
Cellulose, a component of plant cell walls, is the most abundant organic
compound found on earth.
◉The complex carbohydrate that you are most likely to have eaten
recently is _____. Answer: starch
◉Which one of the following is a function of carbohydrates (as a class)?
Answer: energy source
◉Which one of the following components of a tossed salad will pass
through the human digestive tract with the least digestion? Answer:
cellulose (in the lettuce)
◉Which is the correct term for compounds that do not mix with water?
Answer: hydrophobic
