Unit 1 biology MC

Assuming the food is plant based and using the nutrition label how many grams of starch or in each serving?

Mathematical Equivalence

ON

According to the graph is the reaction endothermic or exothermic

• endothermic

• exothermic

Because water is polar it has ​ (a)   which means it sticks to itself, and ​ (b)   which means it sticks to other materials.

• cohesion
• adhesion

Match the following monomer with its polymer

• proteins

• nucleotides (nucleo-bases)

• nucleic acids

• fatty acids

• carbohydrates (polysaccharides)

• sugar

• water

• Not a polymer

• lipids

• amino acid

Label each part of this water molecule

a

b

c

d

Oxygen

Positive pole

Negative pole

Hydrogen

Catalysts ​ (a)   reactions by ​ (b)   the activation energy of the reaction

• slow down 
• speed up
• lowering
• raising

Match the following term with its example

• Reproduction

• A population over many generations becoming better adapted to the environment

• Evolution

• A seed slowly developing into a an oak tree

• Metabolism

• A chicken laying an egg or tree dropping seeds

• Homeostasis

• You need food and plants need sunlight

• Growth

• sweating when hot or shivering when cold