Question

True or False:
Tetracycline is an antibody. True / False
Yeast is used in baking industries. True / False
Vaccines make the person susceptible to diseases by making their immune system weak. True / False
Nitrogen is an essential constituent of proteins and nucleic acid. True / False
In pasteurisation is carried out at a temperature of 700C for an hour. True / False
Holi and Diwali are Harvest festivals. True / False
Seed drill leads to wastage of time and requires lot of labour. True / False
Now a days Cultivator is used for ploughing. True / False
2,4- D is used to provide particular nutrients to the plants. True / False
Rhizobium lives in the nodules of leguminous plants. True / False


Match the following:
Mustard a. Fertilizer
Hoe b. Storage of grains
Sickle c. Rabi crop
Silos d. Harvesting
Potash e. Loosening of soil
Sodium metabisulphite f. Penicillin
Hepatitis A g. Protozoa
Alexander Fleming h. Bacteria
Dysentery i. Chemica​

Answer 1

1. False
2. True
3. False
4. True
5. True
6. False
7. False
8. True
9. True
10. True

Mustard - Rabi crop

Hoe - Loosening of soil

Silos - Storage of grains

Sickle - Harvesting

Potash - Fertilizer

Sodium metabusulphite - Chemical preservative

Hepatitis A - Virus

Alexander Fleming - Penicillin

Dysentery - Protozoa

Typhoid - Bacteria