Sentence:
This station serves as the southern terminus of the subway line.

Question:

• Plural of ‘Terminus’: Termini (also acceptable: Terminuses)

Explanation:

• Terminus (noun):

  • English Meaning: The last stop or station at the end of a bus, train, or subway route; a final goal or finishing point.

  • Bangla Meaning: রেললাইনের শেষ স্টেশন; ট্রাম, বাস বা বিমানপথের প্রান্তিক।

• Plural Form: Termini (preferred, Latin origin) / Terminuses (acceptable in modern English)

Example Sentences:

1. The glacier’s terminus has been retreating steadily due to climate change.

2. They built a café near the tramway’s terminus to attract tourists and travelers.

Quick Tip:

• Use Termini when referring to multiple end points of routes; Terminuses is less formal

সঠিক উত্তর: খ) Species.

Species - can be used as both singular and plural.

• Species:
Bangla meaning:  প্রজাতি।
Example: Over a hundred species of insect are found in this area.

• প্রশ্নে উল্লেখিত বাকি অপশন গুলো 
• Parentheses: [plural]
Bangla meaning: বন্ধনী। 
Singular form: Parenthesis.

• Alumni: [Plural]
Bangla meaning: প্রাক্তন ছাত্র/ছাত্রী। 
Singular form: Alumnus.

• Genus (প্রকার, জাত; শ্রেণি) এর plural হচ্ছে - Genera.

• Codex:
English meaning: an ancient book that was written by hand.
Bangla  meaning: প্রাচীন গ্রন্থাদির পাণ্ডুলিপি।

Plural form: Codices.

Source: Cambridge & Accessible Dictionary.