Class 8 Biology - Reaching the Age of Adolescence (Worksheet) (#class8Biology)(#class8Science)(#eduvictors)

Class 8 Biology - Reaching the Age of Adolescence (Worksheet)

Fill in the blanks with suitable words.

1. The period of life, when the body undergoes certain noticeable changes, leading to reproductive maturity is called __________. 

2 _______ is the start of the time when a boy is biologically ready to become a father and a girl is ready to become a mother.

3. ______ are thread-like structures in the nucleus carrying genetic information.

CBSE Class 8 Science - Biology Microorganisms Friend and Foe - Worksheet (#cbse)(Class8Biology)(#eduvictors)

Class 8 Science - Biology Microorganisms Friend and Foe - Worksheet 

Fill in the blanks with suitable words:


1. The science which studies about microorganisms is known as _________________.


2. Microbes can be seen with the help of a  _______________.


3. Blue-green algae fix ___________  directly from air to enhance the fertility of the soil.


4. Alcohol is produced with the help of ___________


5. Cholera is caused by ________.