Užduočių lapas tema Biologija slaugos stojamiesiems egzaminams su atsakymais

Who first used the word "cells" after looking at thin slices of cork under a microscope?

1. AGregor Mendel
2. BRobert Hooke
3. CLouis Pasteur
4. DCharles Darwin

What does xylem carry in a plant?

1. ASugars from the leaves to the roots
2. BSeeds from the flowers to the soil
3. COxygen from the leaves to the roots
4. DWater and minerals from the roots upward

What is a mutagen?

1. ASomething that can cause changes in DNA
2. BA cell that divides without control
3. CA protein that repairs damaged DNA
4. DAn enzyme that copies DNA

What does the enzyme lipase break down?

1. AStarch into sugars
2. BDNA into nucleotides
3. CFats into fatty acids and glycerol
4. DProteins into amino acids and peptides

When plotting the results of an experiment, which variable usually goes on the y-axis?

1. AThe dependent variable
2. BThe time the experiment started
3. CThe independent variable
4. DThe controlled variable

Augalas, kurio genotipas Aa, kryžminamas su aa augalu. Kokia palikuonių dalis, tikėtina, turės recesyvinį požymį?

1. ANė vienas
2. B3/4
3. C1/2
4. D1/4

A single-celled microbe has a nucleus and a cell wall made of chitin, and it reproduces by budding. What is it most likely to be?

1. AA virus
2. BA yeast
3. CAn amoeba
4. DA bacterium

A green plant is kept in a sealed jar in complete darkness for a day. What happens to the carbon dioxide level in the jar?

1. AIt rises, because the plant respires but cannot photosynthesise
2. BIt falls, because plants take in more CO₂ when they respire in the dark
3. CIt falls, because the plant keeps photosynthesising
4. DIt stays the same, because plants do not respire