Adaptation in Plants

1.       Which of the following plants is a xerophyte?

• a) Lotus                  

         

• b) Date palm      

• c) Mango

• d) Pine

1.      Why do Cactus survive in the desert?

• a) It has a succulent stem                        

• b) Long roots that go deep into the soil

• c) Leaves are reduced to spines

• d) All of the above

Tags

NGSS.MS-LS1-5

Why do Pine trees survive on hills?

        

    

• a) It has a conical shape  

• b) It has needle-like leaves  

• c) It has a thick fleshy stem

• d) Both a and b

Tags

NGSS.MS-LS2-1

Which of the following tree is a deciduous tree?

                     

                     

• a) Gulmohar  

• b) Sheesham

• c) Mango

• d) Peepal

Where do mangrove trees grow in India?

                  

                       

• a) Rajasthan

• b) Punjab

• c) West Bengal

• d) Himachal Pradesh

Which of the following is the characteristic feature that belongs to the plants that grow in grassland?

      

      

• a) They are tall trees

• b) Needle-like leaves

• c) Roots go very deep

• d) Breathing roots

Why do Wolffia plants float on water?

  

• a) They have hollow stems

• b) They have spongy bodies

• c) They have ribbon-like leaves

• d) They have broad leaves

How do lotus plants stay in the water?

        i)      It has a hollow flexible stem   iii ) Stomata are present on the upper surface of the leaves     

      ii)          Leaves are needle-like        iv) Flat broad leaves with a waxy coating

• a) Only option i            

   

• b)  Option

  i and ii          

• c) Option i, ii, iii

• d) Option i, iii, iv

1.      Which of the following plants has ribbon-like leaves?

                  

                               

• a) Vallisneria

• b) lily

• c) water hyacinth

• d) water lettuce

How do underwater plants breathe?

                             

            

• a) Stomata   

• b) Air spaces in stems

• c) root hair

• d) All of the above

Tags

NGSS.MS-LS1-6