Question 2 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d08cf59b460d7261f315.JPG' />
From the above figure complete the following cycle , By filling the blank (d)
Question 3 :
Suggest a suitable word for the following statement. Chemicals added to food to prevent growth of microorganisms.
Question 4 :
Unscramble the jumbled words underlined in the following statement: Cells of our body produce $\underline {santiidobe}$ to fight pathogens.
Question 5 :
Suggest a suitable word for each of the following statement.Chemicals which kill or stop the growth of pathogens
Question 7 :
The disease caused by a protozoan and spread by an insect is
Question 8 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d08cf59b460d7261f314.JPG' />
From the above figure complete the following cycle , By filling the blank (c)
Question 9 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d08ef59b460d7261f318.JPG' />
From the above image find out what changes will you observe in B when the released gas passes through it
Question 13 :
Paheli dug two pits, A and B, in her garden. In pit A, she put a polythene bag packed with some agricultural waste. In pit B, she dumped the same kind of waste but without packing it in a polythene bag. She, then covered both the pits with soil. What did she observe after a month?
Question 16 :
Unscramble the jumbled words underlined in the following statement: Cells of our body produce $\underline {santiidobe}$ to fight pathogens.
Question 18 :
Suggest a suitable word for the following statement. Nitrogen-fixing microorganism present in the root nodules of legumes.
Question 19 :
Unscramble the jumbled words underlined in the following statement.Yeasts are used in the wine industry because of their property of $\underline {meronettinaf}$ .
Question 20 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d08af59b460d7261f312.JPG' />
From the above figure complete the following cycle , By filling the blank (a)
Question 21 :
Suggest a suitable word for each of the following statement.Chemicals which kill or stop the growth of pathogens
Question 22 :
Unscramble the jumbled words underlined in the following statement.Yeasts are used in the wine industry because of their property of $\underline {meronettinaf}$ .
Question 24 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d086f59b460d7261f30c.JPG' />
From the above image name the food item on which the organism lives.
Question 28 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d089f59b460d7261f310.JPG' />
Observe the above image and find out how does the disease spread from one plant to another.
Question 29 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d088f59b460d7261f30f.JPG' />
Observe the above image and name the causative agent of this disease.
Question 30 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d088f59b460d7261f30f.JPG' />
Observe the above image and name the causative agent of this disease.
Question 31 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d087f59b460d7261f30e.JPG' />
Observe the image and write the name of the disease
Question 32 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d087f59b460d7261f30d.JPG' />
From the above image find out whether the microorganism grow well in dry or in moist conditions.
Question 34 :
Pathogenic micro-organisms present in host cells are killed by medicines called
Question 35 : <img style='object-fit:contain' src='https://teachmint.storage.googleapis.com/question_assets/cbse_ncert/61b1d086f59b460d7261f30c.JPG' />
From the above image name the food item on which the organism lives.
Question 36 :
Unscramble the jumbled words underlined in the following statement: $\underline {curbossulite}$ is an air-borne disease caused by a bacterium.
Question 37 :
Unscramble the jumbled words underlined in the following statement: $\underline {Xanrhat}$ is a dangerous bacterial disease.
Question 38 :
Unscramble the jumbled words underlined in the following statement: $\underline {Xanrhat}$ is a dangerous bacterial disease.
Question 39 :
In the soil, which nutrient is enriched by blue-green algae or cyanobacteria?
