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WorksheetsBSA 3-1 CHEM 11 FINALS
Total questions: 50
Worksheet time: 3hrs 32mins
The most common form of fat in the body
hormones
triglycerides
unsaturated fatty acids
saturated fatty acids
These fats are mostly liquid or commonly as oils
saturated fatty acids
phospholipids
unsaturated fatty acids
glycolipids
Compound lipids with nitrogenous base as well as phosphoric acids are termed as _____
phospholipids
phosphatides
glycolipids
lipoproteins
The 4 types of carbon-based molecules are lipids, proteins, nucleic acids, and:
Polymers
Carbohydrates
Amino acids
Sugars
Enzyme rates can be affected by...
pH
temperature
enzyme structure
all of the above
Which of the following is not a lipid?
steroid
fat
lipase
phospholipids
Which of the following describes the difference between a phospholipid and a fat?
Phospholipids are polar and fats are nonpolar.
Phospholipids are nonpolar and fats are polar.
Phospholipids have one more fatty acid than fats.
Phospholipids have one less fatty acid than fats.
Smallest unit of proteins
glucose
lipids
nucleotides
amino acids
How many amino acids does our body need in a day to function properly?
11
20
9
4
36
What is the role of protein in the body?
Is the main source of energy for the body
Helps to build and repair body tissue
Provide warmth and cushioning to the body's organs
Helps to transport vitamins through the body
All of the above are roles of protein in the body
If I am consuming animal products, such as meat, dairy products, and eggs, what type of protein am I taking in?
Fat soluble protein
Incomplete protein
Complete protein
Saturated protein
Unsaturated protein
What could be an issue if I do not consume enough protein regularly?
Lead to a break down of muscle and tissue in the body
Increase the amount of energy
Dehydration of the body's cells
Weight gain which can lead to heart disease
Both A and D are correct
The element _______is found in all of the organic compounds.
Iron
Carbon
Nitrogen
Oxygen
The main function of a carbohydrate is
long term energy storage
stores genetic information
short term energy storage
regulates and controls all body proccesses
Carbohydrates are made of what elements?
CHO
CHON
CHONP
CHONS
Used for short term (quick) energy.
lipids
carbohydrates
proteins
nucleic acids
ATG TGA CAG
In eukaryotes, which organelle is DNA usually found in?
cell membrane
vacuole
chloroplast
nucleus
What do genes do?
make proteins
store energy
create covalent bonds
create hydrogen bonds
Label the picture in order:
phosphate ; sugar ; base
phosphate ; base ; sugar
base ; sugar ; phosphate
base ; phosphate ; sugar
DNA is shaped in a:
double helix
tightly packed swirl
twisted ladder
nucleotide
In which phase do the chromatids split apart?
prophase
metaphase
anaphase
telophase
DNA is made of ______ strands.
1
2
3
4
After kidneys the urine goes through the
ureters
urinary bladder
urethra
All of the following are normal constituents of urine except-
acetone
bicarbonate
urea
creatinine
Turbidity in the urine sample indicates
pus
blood
bacteria
all of the above
Normal pH range of urine lies between
2-6
4-8
6-10
8-12
In a healthy person, the main job of the kidney is to produce urine that contains
indigestible foods and bacteria.
glucose and amino acids.
toxic waste products of metabolism.
water and plasma proteins.
What's havier, the bag of Dora or the head of Doraemon? Explain your answer. 6 points.
