Contents

Movement in which the whole plant shifts from one place to another is called……
a) autonomic             
b) paratonic  
c) rapid

a

Explanation: these are spontaneous or self control movements



Which of the following show autonomic movements?
a) Chlamydomonas    
b) zoospores and motile gametes of lower plants
c) Volvox                   
d) all of these

d

Autonomic movements are classified into……..types.
a) two 
b) three          
c) four
d) five

b

Explanation: 1. Epinasty, 2. Hyponasty and 3. Nutation



The type of autonomic movement in plants in which the upper surface of the leaf shows more growth in the bud condition than the lower surface which result in the opening of the buds is called
a) Epinasty                
b) Hyponasty
c) Nutation                 
d) geotropism

a

The type of autonomic movement in plants in which the lower surface of the leaf shows more growth in the bud condition than the upper surface which result in the closing of the buds is called
a) Epinasty                 
b) Hyponasty
c) Nutation                 
d) geotropism

b

The type of movement in which the growing tip of the the young stem moves in zig zag manner due to alternate change in growth on opposite side of the apex is called……..
a) Epinasty                 
b) Hyponasty
c) Nutation                
d) geotropism

c

Contents Details