Identify the terrestrial mammals from the following .
(i) Balaenoptera (ii) Elephas
(iii) Delphinus (iv) Panthera
(v) macropus

Options

A. i.iiand iv
B. ii,iv and v
C. ii, iiiand iv
D. ii and iv only

Answer

To identify the terrestrial mammals from the given options, we can follow these steps:

### Step-by-Step Solution:

1. **Understand the Question**: We need to identify which of the given animals are terrestrial mammals, meaning they live on land.

2. **Analyze Each Option**:
- **(i) Balaenoptera**: This refers to the blue whale, which is an aquatic mammal. Therefore, it is not a terrestrial mammal.
- **(ii) Elephas**: This refers to elephants, which are large mammals that live on land. So, this is a terrestrial mammal.
- **(iii) Delphinus**: This refers to dolphins, which are also aquatic mammals. Hence, it is not a terrestrial mammal.
- **(iv) Panthera**: This is a genus that includes big cats like lions and tigers, which are terrestrial mammals. So, this is a correct option.
- **(v) Macropus**: This refers to kangaroos, which are also terrestrial mammals that live on land. Thus, this is a correct option.

3. **Summarize the Findings**: From the analysis:
- Terrestrial mammals identified:
- Elephas (Elephant)
- Panthera (Big cats)
- Macropus (Kangaroo)
- Non-terrestrial mammals:
- Balaenoptera (Blue whale)
- Delphinus (Dolphin)

4. **Final Answer**: The terrestrial mammals from the given options are:
- (ii) Elephas
- (iv) Panthera
- (v) Macropus