What are the two types of digestive systems invertebrates may have?
- Correct Answer: gastric and monogastric
- complete and simple
- complete and fluid
- complete and incomplete
Explanation: Invertebrates have one of two types of digestive system. They are called incomplete and complete digestive systems. Both are shown in Figure below . An incomplete digestive system consists of a digestive cavity with one opening. The single opening serves as both mouth and anus. A complete digestive system consists of a digestive tract with two openings. One opening is the mouth. The other is the anus.
More Random Questions
Q: What gas is used in balloons?
Ans: Helium
Ans: Helium
Q: What is the function of the exhaust system?
Ans: Removes combustion gases
Ans: Removes combustion gases
Q: Who won the Irani Cup on October 6, 2024?
Ans: Mumbai
Ans: Mumbai
Q: Inverted T wave in ECG indicates:
Ans: All of the above
Ans: All of the above
Q: What is the goal of Buddhism?
Ans: Nirvana
Ans: Nirvana
Q: Which blood pressure is highest when the heart contracts during ventricular systole?
Ans: arterial
Ans: arterial
Q: Which medal has Indian Para Shooter Mona Aggarwal won in the World Shooting Para Sports Tournament on April 29, 2024?
Ans: Gold
Ans: Gold
Q: Which tool was used for weaving in ancient villages?
Ans: Loom
Ans: Loom
Q: What does a red rectangular sign with a black symbol indicate?
Ans: Warning
Ans: Warning
Q: What cells secrete signaling molecules that promote sperm production and can control whether germ cells live or die?
Ans: sertoli cells
Ans: sertoli cells
Q: What was the consumer confidence level in February 2025?
Ans: 19% improving
Ans: 19% improving
Q: What are polymers of amino acids called?
Ans: polypeptides
Ans: polypeptides
Q: Living things on the ocean floor are known as?
Ans: benthos
Ans: benthos
Q: What cycle is part of cellular respiration and makes atp and naph?
Ans: carbon cycle
Ans: carbon cycle
Q: Where did the Revolt of 1857 begin?
Ans: Meerut
Ans: Meerut
