Question

part 7: active transport

1. in the picture to the right, an amoeba engulfs a particle of food

a. does this require energy?____
b. is this active or passive transport?____
c. is this endocytosis or exocytosis?____
2 in the picture to the right, an amoeba expels waste.
a. does this require energy?____
b. is this active or passive transport?____
c. is this endocytosis or exocytosis?____

Explanation:

Step1: Understand endocytosis and exocytosis

Endocytosis is taking in substances, exocytosis is expelling. Active transport needs energy, passive doesn't.

Step2: Analyze amoeba engulfing food

Engulfing food is endocytosis. It requires energy and is active transport.

Step3: Analyze amoeba expelling waste

Expelling waste is exocytosis. It requires energy and is active transport.

Answer:

1.
a. Yes
b. Active transport
c. Endocytosis
2.
a. Yes
b. Active transport
c. Exocytosis