You must scroll to the top and examine your incorrect choices, with the view to improving your understanding of this topic. Refer to the Study Guide if necessary.
differences in the structure of similar proteins in different species.
how blood groups change over time.
the DNA base sequence on one particular species.
Question 1
Macroevolution is a term that describes ...
the process by which new genera and families of organisms are formed.
a gradual change in the number of species found in the fossil record.
Question 2
an increase in the size of individuals of a population over a long period of time.
changes that can be seen without the need for a microscope.
What is the study of the current distribution of similar species called?
Question 3
Biogeography
Geograph.
Geobiology
Biology.
An example of evolution in current times, is …
Question 4
studying why some mosquitoes carry malaria.
increased beak size in Galapagos finches after a drought.
the study of chimp and gorilla behaviour.
the development of modern elephants from their ancestors.
The wings of experimental fruit flies were clipped short in each generation for fifty generations. The fifty-first generation emerged with normal-length wings. This observation would tend to disprove the idea that evolution is based on ...
Question 5
inheritance of acquired characteristics.
inheritance of natural variations.
natural selection.
survival of the fittest.
Two individuals, a male and a female, are unquestionably members of the same species if they ...
Question 6
can mate and produce fertile offspring.
possess the same number of chromosomes.
breed at the same time.
are phenotypically indistinguishable.
Darker peppered moths became more abundant in the UK when …
Question 7
fewer birds were around to prey on them.
the Clean Air Act was enforced.
trees were covered in soot.
light-coloured moths died in the polluted air.
The number of digits in a pentadactyl limb is ...
Question 8
5
4
3
2
A scientific idea that still has to be tested is referred to as a ...
Question 9
hypothesis.
theory.
fact.
belief.
Which ONE of the following can be used as evidence to support common ancestry?
Question 10
Homologous structures of a whale’s flipper and a bat’s wing.
Different DNA sequencing in different species.
Geographic distribution of different phyla.
Differences between the enzyme structures of different phyla.
Homo habilis ...
Question 11
was the first Homo species without prominent brow ridges.
was called Handyman because he was a toolmaker.
had a larger brain capacity than Homo erectus.
was the first Homo species to leave Africa.
Which ONE of the statements below relates to biological evolution?
Question 12
Modern species evolved from ancestral species.
Artificial selection is essential for the evolution of species.
Humans have now progressed from a technological age into an information age.
Genetic mutations generally cause species to die.
The table alongside shows the percentage similarity of DNA of different primates compared to humans.
Question 13
Gibbon and chimpanzee.
Gibbon and rhesus monkey.
Rhesus monkey and vervet monkey.
Capuchin monkey and vervet monkey.
Which of the following is CORRECT regarding scientific investigations?
Question 14
Repeating the investigation increases the reliability.
Increasing the sample size decreases the validity.
Allowing many variables increases the reliability.
Controlling the variables decreases the validity.
Which ONE of the following refers to small genetic changes within a species?
Question 15
Micro-evolution
Macro-evolution
Natural selection
Artificial selection
Which of the following pairs of primates are most closely related to humans?
