Assertion. Small Tiedmann's bodies are associated with the ring ambulacral vessel in the echinoderms.
Reason. Tiedmann's bodies contain phagocytes to dispose of the bacteria.

[A] : There are 10 tidemanns bodies in ambulacral system of echinoderms . [R] : They are enzyme destroying bodies and act as lymphatic glands .

[A] : There are 10 tidemanns bodies in ambulacral system of echinoderms . [R] : They are enzyme destroying bodies and act as lymphatic glands .

[A] : There are 10 tidemanns bodies in ambulacral system of echinoderms . [R] : They are enzyme destroying bodies and act as lymphatic glands .

[A] : There are 10 tidemanns bodies in ambulacral system of echinoderms . [R] : They are enzyme destroying bodies and act as lymphatic glands .

Assertion. Ambulacral system of echinoderms contains water. Pores in the madreporite let water enter this system.

Assertion: A negative acceleration of a body can be associated with a 'speeding up' of the body. Reason: Increase in speed of a moving body is independent of its direction of motion.

Assertion: A negative acceleration of a body can be associated with a 'speeding up' of the body. Reason: Increase in speed of a moving body is independent of its direction of motion.

Assertion: A negative acceleration of a body can be associated with a 'speeding up' of the body. Reason: Increase in speed of a moving body is independent of its direction of motion.

Assertion :- Skeletal muscles are closely associated with the skeletal components of the body. Reason :- Skeletal muscles are primarily involved in locomotory actions and changes of body postures.

Assertion :- Skeletal muscles are closely associated with the skeletal components of the body. Reason :- Skeletal muscles are primarily involved in locomotory actions and changes of body postures.