🔬 Part 1: Multiple Choice

1. Which scientist first used the term "cell" after observing cork under a microscope?

Anton van Leeuwenhoek

Robert Hooke

Matthias Schleiden

Theodor Schwann

2. According to cell theory, which statement is TRUE?

Only plants are made of cells

All living things are made of one or more cells

Cells can form from non-living matter

Only animals have cells

3. Which of the following are basic units of life? (Check all that apply)

Cells

Atoms

Tissues

Organs

4. What type of microscope was essential for discovering cells?

Electron microscope

Light microscope

Digital microscope

Scanning microscope

📝 Part 2: Fill in the Blanks

5. Complete the three principles of cell theory:

a) All living things are made of one or more ______________.

b) The ______________ is the basic unit of life.

c) All cells come from ______________ cells.

6. Fill in the missing information:

The cell theory was developed by three main scientists: ______________ Schleiden (studied plants), Theodor ______________ (studied animals), and Rudolf ______________ (stated that cells come from other cells).

7. Complete the sentence:

Robert Hooke observed ______________ tissue under a microscope and named the empty spaces he saw "______________" because they reminded him of monastery rooms.