Types of Sentences worksheet with punctuation practice and sentence type identification.

Task: Identify the correct punctuation mark for each sentence and classify each sentence as declarative, interrogative, exclamatory, or imperative.

#### Solution:

1. Invertebrates are animals without a backbone.
- Punctuation: Period (.)
- Type: Declarative (It makes a statement.)

2. What are the three main groups of mollusks?
- Punctuation: Question mark (?)
- Type: Interrogative (It asks a question.)

3. Conch salad and conch fritters are very tasty!
- Punctuation: Exclamation point (!)
- Type: Exclamatory (It expresses strong emotion or excitement.)

4. A tentacle is an arm-like part that contains the stinging cells.
- Punctuation: Period (.)
- Type: Declarative (It makes a statement.)

5. Get out of the water; I see jellyfish nearby.
- Punctuation: Semicolon (;) followed by a period (.)
- Type: Imperative (It gives a command or instruction.)

6. There are many text features in a non-fiction book.
- Punctuation: Period (.)
- Type: Declarative (It makes a statement.)

7. Name a few text features for me please.
- Punctuation: Period (.)
- Type: Imperative (It gives a request or instruction.)

8. Why are text features important?
- Punctuation: Question mark (?)
- Type: Interrogative (It asks a question.)

9. Crustaceans have an outer skeleton that protects their bodies.
- Punctuation: Period (.)
- Type: Declarative (It makes a statement.)

10. What is an exoskeleton?
- Punctuation: Question mark (?)
- Type: Interrogative (It asks a question.)

---

Final Answer:

1. Period (.) - Declarative
2. Question mark (?) - Interrogative
3. Exclamation point (!) - Exclamatory
4. Period (.) - Declarative
5. Semicolon (;), Period (.) - Imperative
6. Period (.) - Declarative
7. Period (.) - Imperative
8. Question mark (?) - Interrogative
9. Period (.) - Declarative
10. Question mark (?) - Interrogative

Boxed Final Answer:
\[
\boxed{
\begin{array}{ll}
1. & \text{Period (.) - Declarative} \\
2. & \text{Question mark (?) - Interrogative} \\
3. & \text{Exclamation point (!) - Exclamatory} \\
4. & \text{Period (.) - Declarative} \\
5. & \text{Semicolon (;), Period (.) - Imperative} \\
6. & \text{Period (.) - Declarative} \\
7. & \text{Period (.) - Imperative} \\
8. & \text{Question mark (?) - Interrogative} \\
9. & \text{Period (.) - Declarative} \\
10. & \text{Question mark (?) - Interrogative} \\
\end{array}
}
\]