WorksheetsAfrica #5 ILSL
Total questions: 10
Worksheet time: 7mins
Which of the following molecules contains the most energy?
Match the following macromolecules
Lipid
Protein
Carbohydrate
Which is the best analogy of monomers and polymers?
Monomers are like individual lego bricks and polymers are the structure built by them
Polymers are like individual lego bricks and monomers are the structure built by them
A monomer is like a lunch meat in a food store and a polymer is like the dairy section
Polymers are like a type of truck whereas monomers are like a type of car
Which are the reactants?
carbon dioxide and water
carbon dioxide and sugar
water and sugar
sugar and oxygen
Which are the products?
carbon dioxide and water
carbon dioxide and sugar
water and sugar
sugar and oxygen
If a giraffe ate 5 kg of grass hay, how many kg of of carbohydrates would she have consumed?
3.25 kg
65 kg
0.55 kg
1.5 kg
If a rabbit needs at least 5% of its diet to consist of protein, which food should it consume?
Dandelions
Grapes
Strawberries
Kale
If a baboon needs to consume 0.02kg of lipids, would eating 0.65kg of apples be enough?
Yes
No
We do not have enough information
From highest to lowest, which molecules have the most stored energy?
lipids
carbohydrates
proteins
Which of the following are true about endotherms? (3)
They have to use energy from the food they eat to keep warm
They usually have a higher resting metabolic rate than ectotherms
They are often referred to as warm blooded
They use energy from their surrounding environment to keep warm
They usually have a lower resting metabolic rate than ectotherms
