Which among the following is not correct about Chondrichthytes?

Which among the following is not correct about Chondrichthytes? Correct Answer Chondrichthytes are jawless fishes

Chondrichthytes have powerful jaws. They have stream-lined body. Notochord is present through-out their life. Their skin is covered with pointed denticles. Some chondrichthytes like Tripado have electric organs to paralyze the prey. Some of them also use poisonous sting to catch prey.
Bissoy MCQ

Related Questions

Which among the following is the main difference between Chondrichthytes and Osteichthytes?
In the following passage, some of the words have been left out. Read the passage carefully and select the correct answer for the given blank out of the four alternatives.
_____________ who argue in this way support their case by pointing to the lack of a general consensus of opinion which obtains in many parts of the field which the philosopher regards as his own; and also by ____________ out that, even within this field, there is a growing tendency ___________ the part of certain sciences to separate themselves from philosophy and _____________ independent. Thus the psychologist and the logician are sometimes very anxious to have it understood that they belong among the scientists and ___________ among the philosophers.
among the scientists and ___________ among the philosophers.
Which of the following sections of citizens should be excluded from the benefits of reservations according to the principles of 'Creamy Layer' as propounded by the Supreme Court in Mandal Commission judgment?
1. Advanced sections among the other Backward Classes
2. Advanced sections among the Scheduled Castes
3. Advanced sections among the Schedule Tribes
4. Advanced sections among the economically backward classes
Select the correct answer:
Assertion (A): Distributive justice is based on the principle that there has to be equal distribution amongst the equals.
Reason (R): Reasonable classification is the essence of equality as justice cannot be achieved by promulgating uniform law for everyone.
1. Both A and R are correct and R is the correct reason for A.
2. Both A and R are correct but R is not the correct reason for A.
3. Both A and R are incorrect.
4. A is incorrect but R is correct.
Choose the correct option:
Question : How many girls are taller than Shravan in his class ?

Statements :
I. When students of Shravan's class are ranked in descending order of their heights, Shravan's rank is 17th from the top among all the students and 12th among boys.
II. Shravan's rank from the bottom on the basis of height among boys is 18th and among all students, 29th.
In agroup of six women, there are four dancers, four vocal musicians, one actress and three violinists. Girija and Vanaja are among the violinists while Jalaja and Shailaja do not know how to ply on the violin. Shailaja and Tanuja are among the dancers. Jalaja, Vanaja, Shailaja and Tanuja are all vocal musicians and two of them are also violinists. If Pooja is an actress, who among the following is both a dancer and a violinist ?
Read the following information carefully and answer the questions that follow: Seven persons Tina, Vini, Yasir, Rishi, Sanya, Pankaj and Urmila live on the separate floors of a 7- floor building. Ground floor is number one; second floor is number two and so on. Each of them goes to a city viz. Paris, Istanbul, Shanghai, Durban, London, Madrid and Dubai but not necessarily in the same order. Only three people live above the floor on which Sanya lives. Only one person lives between Sanya and the one who goes to Paris. Vini lives just below the person who goes to Madrid. Only three people live between the one who goes to Paris and London. The person who goes to Madrid lives on an even numbered floor. Urmila lives just above Rishi. Urmila does not go to London. Only two persons live between Pankaj and the one who goes to Durban. Pankaj lives above the person who goes to Durban. Yasir does not go to Istanbul. Tina does not live just above or just below Sanya. The one who goes to Shanghai does not live just above or just below Pankaj. Who among the following lives on floornumber 7?
Which of the following statements are correct with respect to PTR/ Pupil Teacher ratio:
1. The PTR norms for the country are 30:1 for primary level education, 35 : 1 for upper primary level education and 30 : 1 for secondary level education.
2. The PTR compliance is aided by Sarva Siksha Abhiyan program for elementary and secondary education.
3. Tripura, Sikkim and Nagaland have the worst PTR among Indian states.
4. Kerala is the most compliant among the large states.
Select the correct option:
Under the Information Technology Act:
1. Intermediary is not liable for any third party information if its function is limited to providing access to a communication system.
2. Intermediary is not liable if it does not initiate the transmission, does not select receiver and does not select information.
3. Intermediary is not liable if he aids or induces the third party to commit unlawful act.
Which of the statements given above is/are correct?
Which of the following statement/statements is/are correct? Give correct answer:
1. An ordinary Bill can only originate in council of states
2. A Bill pending in House of people shall not lapse by reason of the prorogation of the House
3. A Bill pending in the council of state which has not been passed by the House of people shall not lapse on a dissolution of the House of the people
4. A Bill pending in the House of people shall not lapse by reason of the dissolution of the House.