Question Text
Question 2 :
True or False. The Earth is the only planet in the solar system on which life is known to exist.
Question 5 :
Which planet is nearest to the Sun.It is the smallest planet of our solar system?
Question 6 :
The disease caused by a protozoan and spread by an insect is
Question 8 :
Suggest a suitable word for the following statement. Nitrogen-fixing microorganism present in the root nodules of legumes.
Question 9 :
Pathogenic micro-organisms present in host cells are killed by medicines called
Question 13 :
Suggest a suitable word for the following statement. Chemicals added to food to prevent growth of microorganisms.
Question 14 :
Unscramble the jumbled words underlined in the following statement: $\underline {Xanrhat}$ is a dangerous bacterial disease.