Laboratory

Question 1

It serves as a storehouse for plant nutrients and normally provides plants with the nutrients they require to grow and reproduce.

Answer 1

Soil

Question 2

Fertilizers derived from the Latin word _______meaning ?

Answer 2

Fertilis (fruit bearing)

Question 3

Any organic and inorganic material of natural or synthetic origin added to the soil to supply certain elements essential to the growth of plants.

Answer 3

Fertilizers

Question 4

It contains fillers which help enhance their physical properties, improve handling, and reduce costs.

Answer 4

Fertilizer

Question 5

In what year does early farmers use manure to fertilize their crops.

Answer 5

8000 years ago

Question 6

It would have been the most logical fertilizer to use, in which early farmers noticed enhanced crop growth in areas of natural dung accumulation where animals gathered.

Answer 6

Manure

Question 7

In what year does salpetreand guano where shipped from Chile and Peru to the UK and Western Europe.

Answer 7

19th century

Question 8

The first artificial fertilizer, SSP was produced in UK.

Answer 8

1843

Question 9

In what year does potash fertilizer start in 1860 in Germany.

Answer 9

1860

Question 10

In what year does N fertilizer from ammonia discovered

Answer 10

1890

Question 11

In what year does the production of technology N fertilizers came with the production of synthetic ammonia by Haber-borch process

Answer 11

1913

Question 12

What are the names of compounds?

Answer 12

Binary compound
Binary compound (acid)
Binary compound (not hydrogen)
Binary compound (two non mentals)
Ternary compounds

Question 13

In what year does the production and use of urea as a fertilizer

Answer 13

1921

Question 14

What are the types of fertilizers

Answer 14

Inorganic fertilizers
Organic fertilizers
Biofertilizers

Question 15

A nutrient-rich fertilizer made industrially by chemical process, mineral extraction, or by mechanical grinding.

Answer 15

Inorganic fertilizers

Question 16

They provide a known amount of nutrients in a form that is quickly available for plant uptake

Answer 16

Inorganic fertilizers

Question 17

Are compounds that contain two different elements?

Answer 17

Binary compounds

Question 18

What are the metallic cation?

Answer 18

Na+, Ca²+, Fe³+

Question 19

What are the non-metalic anion?

Answer 19

Cl-, O-², S-²

Question 20

Name the following compounds
KBr
CaO
MgCl2
Al2O3
Na2S

Answer 20

-Potassium bromide
-Calcium oxide
-Magnesium chloride
-Aluminum oxide
-Sodium sulfide