01- The bones of the calcium and phosphorus are weak.

02- Gabbousia fish controls mosquitoes in ponds and wells.

03- Insects always breathe with the tracheae.

04- The sex hormone is dissolved by the adrenal gland.

05- Saltic acid is found in sour fruits.

06- Tartaric acid is found in baking powder, grapes and tamarind.

07- Southwest monsoon is first active in South India.

08- Black soil is suitable for cotton cultivation. It is also called Black Cotton Soil.

09- Under forest policy, 33 percent of the country’s land should be forested.

10- National Forest Scheme was formed in 1952.

11- The population decreased in 1911 and 1921.

12- During the time of external aggression and internal revolt, the President announces the crisis under article 352.

13- Vice President is the ex-officio Chairman of the Rajya Sabha.

14- The Vice President may act as President for a maximum of 6 months.

15- Jammu Kashmir There is such a state in India, which has its own constitution.

16- The value of gravitational acceleration on the surface of the Earth is approximately 9.8 m/s2.

17- The spleen is called the cemetery of blood bank and RBC (red blood cells).

18- RBC (red blood cells) life is 120 days.

19- Hemoglobin is a type of protein that is found in red blood cells.

20- WBC (white blood cells) increase resistance to our body.