The antennae of cockroach has receptors for

Options

A. Tactile and olfactory
B. Only olfactory
C. Gustatory
D. Only tactile

Answer

### Step-by-Step Solution:

1. **Identify the Function of Antennae in Cockroaches**:
- The antennae of cockroaches serve as sensory organs that help them interact with their environment.

2. **Determine the Types of Receptors Present**:
- The antennae are equipped with receptors that provide two primary senses: touch and smell.

3. **Understanding Touch Sensation**:
- The touch receptors in the antennae allow cockroaches to feel their surroundings, helping them identify objects, potential food sources, and harmful substances.

4. **Understanding Smell Sensation**:
- The olfactory receptors in the antennae enable cockroaches to detect smells, which is crucial for locating food and sensing danger.

5. **Evaluate the Options Given**:
- The question likely provides multiple-choice answers. The correct option should mention both tactile (touch) and olfactory (smell) receptors.

6. **Eliminate Incorrect Options**:
- Any option that includes gustatory (taste) would be incorrect, as taste receptors are not located in the antennae but rather in the hypopharynx of the cockroach.

7. **Select the Correct Answer**:
- Based on the analysis, the correct answer is the option that states the antennae have tactile and olfactory receptors.

### Final Answer:
The antennae of cockroaches have receptors for touch (tactile) and smell (olfactory).

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