1. Balanoglossus is commonly known as:

• A. As earthworm
• B. As tape worm
• C. As corn worm
• D. As tongue worm

Correct Answer: D. As tongue worm

2. In which phase does a centromere divide into two?

• A. In Metaphase I
• B. In Prophase I
• C. In Metaphase II
• D. In Anaphase II

Correct Answer: D. In Anaphase II

3. The oil-producing gland in the tail of some birds is called:

• A. Preen gland
• B. Mucus gland
• C. Green gland
• D. Sebaceous gland

Correct Answer: A. Preen gland

4. In which of the following is the anus absent?

• A. In leech
• B. In roundworm
• C. In earthworm
• D. In flatworm

Correct Answer: D. In flatworm

5. The synthesis of urea in the liver occurs through:

• A. Nitrogen cycle
• B. Krebs cycle
• C. Glycolysis
• D. Ornithine cycle

Correct Answer: D. Ornithine cycle