Parazoa Quiz PDF: Questions and Answers - 315

MCQ 1571: The pores which help in the removal of water from the body of sponges are called

1. ostulus
2. osculum
3. ostia
4. spongecoel

MCQ 1572: Only 20 types of amino acids can give rise to over

1. 10,000 proteins
2. 10,500 proteins
3. 10,100 proteins
4. 11,500 proteins

MCQ 1573: The animals from Grade Bilateria have well defined

1. dorsal surfaces only
2. ventral surfaces only
3. epidermis
4. dorsal and ventral surfaces

MCQ 1574: The protein factories of bacteria are

1. mesosome
2. ribosomes
3. spores
4. plasmids

MCQ 1575: The phage in which lysis of host cell takes place is

1. prophage
2. lytic phage
3. virulent phage
4. metaphage