Contents

Hydra reproduce by….
a) binary fission                  
b) multiple fission
c) budding                           
d) parthenogenesis

c



Vegetative propagation e. g grafting etc. takes place through….
a) mitosis                                             
b) meiosis
c) binary fission                  
d) all of these

a

The renewal of organisms or the worn cells or tissues is called…..
a) vegetative propagation
b) asexual reproduction
c) regeneration                  
d) mitosis

c

The  accidental death of cells or tissues is called
a) apoptosis  
b) necrosis           
c) death  
d) all

b

The programmed death of cell is called…..
a) necrosis                
b) apoptosis         
c) death  
d) all

b

Meiosis: