BTechPro2024-2

How much of the total forest area in Latvia is covered by protected areas and areas with various economic activity restrictions?

• 8.2 %

• 18.2 %

• 28.2 %

• 38.2 %

How many saplings are produced at the “Zābaki” (Latvijas Finieris) nursery on average per year?

• 1. 15

• 1. 150 000

• 1 500 000

• 1. 15 000 000

1. Where does the head  brewer of “Teikas alus” Mārtiņš Andžs work as a researcher?

• University of Latvia

• 1. Latvian State Institute of Wood Chemistry

• 1. European Space Agency

• Brewer University of Latvia

1. How many Sustainable Development Goals have been named by the United Nations?

• 12

• 15

• 17

• 25

For what achievements was awarded the Nobel Prize 2023 in chemistry?

• For the discovery and synthesis of quantum dots

• For development of asymmetric organocatalysis

• For the directed evolution of enzymes

• For development of a method for genome editing

Scandium is denoted by the symbol Sc in the periodic table of chemical elements and is in the 4th group of the 3rd period. It is a silvery metal that loses luster in air, is flammable and reacts with water. Which statement about scandium is true?

• Scandium was discovered in 1979 by Swedish chemist Lars Frederik Nilsson from Uppsala University

• 1. In the presence of air, it easily reduces and loses its luster

• As it is also resistant to corrosion, it belongs to the group of noble metals

• Scandium is the main component of the very rare and collectible mineral Thortveitite found in Scandinavia

Which tree has the lightest wood?

• Aspen

• Bamboo

• Balsa

• Birch

Which tree has the densest  wood?

• Black ironwood

• Honduran mahogany

• Northern red oak

• Silver birch

How long is the only forest in Greenland?

• 15 km

• 50 km

• 150 km

• 500 km

In what year did the first international scientific conference take place?

• 1760

• 1820

• 1860

• 1920