Grade Bilateria MCQ (Multiple Choice Questions) PDF - 142

MCQ 706: Group of animals which have bilateral symmetry are known as Grade

1. Radiata
2. Chordata
3. Bilateria
4. Vertebrae

MCQ 707: Leucocytes travel to the site of invasion and protect the body against

1. foreign invaders
2. invaders
3. food particles
4. antibodies

MCQ 708: Which one of these is a freshwater sponge?

1. sycon
2. spogilla
3. euplectella
4. leucoselenia

MCQ 709: The action potential is triggered in the post-synaptic neuron by causing changes in its permeability to

1. lipids
2. certain ions
3. proteins
4. free radicals

MCQ 710: A sheet of skeletal muscles which are present in the chest is

1. lungs
2. chest cavity
3. diaphragm
4. ribs