Biology 1

1. What is the smallest unit of matter that retains the properties of an element? A) Molecule B) Atom C) Proton D) Compound

C) Proton

2. Which subatomic particle has a positive charge A) Electron B) Proton ✅ C) Neutron D) Ion

C) Neutron

3. Electrons are found in the ___ of an atom. A) Nucleu B) Electron cloud ✅ C) Proton fiel D) Neutron shell

C) Proton

4. The bond formed when atoms share electrons is a: A) Ionic bond B) Hydrogen bon C) Covalent bond D) Metallic bond

D)Metallic Bond

5. The bond formed when one atom transfers an electron to another is a: A) Covalent bond B) Hydrogen bond C) Ionic bond ✅ D) Polar bond

D) Polar Bond

6. Water molecules stick to each other because of: A) Cohesion B) Adhesion C) Polarity D) Covalent bonding

B) Adhesion

7. Water molecules stick to other surfaces due to: A) Cohesion B) Adhesion C) Hydrogen bonding D) Ionic bonding

B)Adhesion