CONDITIONS FOR LIFE ON EARTH
a. Hydrosphere
b. Atmosphere
b. Atmosphere
All living beings are made up of the same kind of substances:
a. Organic substances
b. Inorganic substances
c. Both
c. Both
Cells with nucleus:
a. Prokaryotic
b. Eukaryotic
b. Eukaryotic
How many vital functions do living beings have?
a. 4
b. 3
b. 3
Who is often referred to as the father of taxonomy?
a. Carl von Linneo
b. Ludwig van Beethoven
a. Carl von Linneo
The geosphere is:
a. The solid base made up of rocks and minerals
b. All the living beings inhabiting the Earth
a. The solid base made up of rocks and minerals
Biomulecules are lipids, proteins and sodium chloride:
a. True
b. False
b. False
Biomulecules are: carbohydrates, lipids, proteins and nucleic acids.
Structure containing DNA:
a. Nucleus
b. Mitochondrion
c. Ribosome
a. Nucleus
The vital function through which living beings respond to internal or external changes is:
a. Reproduction
b. Interaction
c. Nutrition
b. Interaction
Binomial nomenclature means we use .................. words to name a specie.
a. 1
b. 2
c. 3
b. 2
The Earth is neither very far from the sun nor very close to it:
a. True
b. False
a. True
Liquid water is an essential component for living beings, in fact ............ of living matter is made up of water.
a. 50%
b. 70%
c. 90%
b. 70%
Prokaryotic cells can be animal or vegetal:
a. True
b. False
b. False
Eukaryotic cells can be animal or vegetal
Specialised reproductive cells known as gametes are necessary for this process:
a. Sexual reproduction
b. Asexual reproduction
a. Sexual reproduction
Multicellular organisms are made up of more than one cell and are always prokaryotic.
a. True
b. False
b. False
Multicellular organisms are made up of more than one cell and are always Eukaryotic.
The atmosphere contains a gas called ................... which protects us from the damaging radiation of the Sun.
a. Oxygen
b. Carbon dioxide
c. Ozone
c. Ozone
Molecules that contain a lot of energy. They also provide heat insulation and form part of the plasma membrane:
a. Proteins
b. Lipids
c. Carbohydrates
b. Lipids
The mitochondrion is:
a. The organelle specialised to perform photosynthesis
b. The organelle responsible for synthesising proteins
c. The organelle specialised to generate energy
c. The organelle specialised to generate energy
Autotrophic nutrition involves the intake of:
a. Organic matter
b. Inorganic substances
b. Inorganic substances
Groups of specialist cells that carry out the same function:
a. Organs
b. Systems
c. Tissues
c. Tissues
Which of these characteristics is the reason there is liquid water on Earth?
a. The distance between the Earth and the Sun
b. The existence of an atmosphere
c. The size of the Earth
d. The existence of seasons
a. The distance between the Earth and the Sun
Which biomolecules provide living beings with energy?
a. Carbohydrates
b. Lipids
c. Proteins
d. Nucleic acids
a. Carbohydrates
One micrometre is:
a. 0,001 cm
b. 0,001 mm
c. 0,0001 m
b. 0,001 mm
Put the following interaction stages in order:
Responding (effectors), Detecting stimuli (receptors), Preparing a response (coordination)
Detecting stimuli, preparing a response and responding.
Order the taxa from the broadest to the narrowest rank:
family, order, species, kingdom, class, genus, phylum