Q48. Define cells, cell membrane, nucleus and cytoplasm.

 

Q49. Distinguish between a parasite and a saprotroph.

 

Q50. Show with the help of a sketch that the plants are the ultimate source of food

 

Q51. Can we imagine life on earth in the absence of photosynthesis?

 





Q52. Draw a diagram showing photosynthesis.

 

Q53. Write a note on pitcher plant?

 

Q54. How nutrients are replenished in the soil?

 

 

 

 

 


Last modified: Thursday, 25 November 2021, 4:47 PM