WorksheetsBSCS- CH 3
Total questions: 20
Worksheet time: 10mins
Having a very high birth weight or a very low birth weight increases the mortality rate of human babies. What type of selection may occur over time?
directional selection
disruptive selection
stabilizing selection
artificial selection
A fire has wiped out the vegetation that produces medium sized seeds. As a result, the finches left can feed on seed that are available in two sizes: small and large. What type of selection is likely to take place in this population?
directional selection
disruptive selection
stabilizing selection
artificial selection
In Canada, the people have overfished the salmon in a particular river. They catch the larger salmon and throw the smaller salmon back into the river. Over time, what type of selection is likely to take place?
directional selection
disruptive selection
stabilizing selection
artificial selection
In a forest in Germany, there is a rat who has three fur coat colors: a light creamy color, a medium tan color, and a dark brown color. In this particular forest, the floor is a medium brown and the intermediate tan color mouse is better camouflaged.
directional selection
disruptive selection
stabilizing selection
artificial selection
In interglacial periods in Europe, black bears body sizes got smaller. In the glacial periods in Europe, black bears body sizes got larger. What is this type of selection?
directional selection
disruptive selection
stabilizing selection
artificial selection
Who is most closely related to Taxidea taxus?
Lutra lutra
Panthera pardus
Canis latrans
Canis lupus
Which of these animals does not have/produce an amniotic egg?
Turtle
Leopard
Lamprey
All three of these animals produce the amniotic egg
Which group of animals on this tree are most closely related to birds?
Saurischian dinosaurs
Ornithischian dinosaurs
Crocodiles
None of these are related to birds
If a plant has vascular tissue but no seeds, which of the four plant groups here would it fall into?
Ferns
Cone-bearing plants
Mosses
Flowering plants
What is the difference between a species and a population?
Populations are made up of species.
Populations are the same species, living in a specific geographic location, at the same time, while species are groups of populations that can interbreed regardless of location
There is no difference. They are used interchangeably.
What kingdom would a human belong to?
Plant
Animalia
Protist
Fungi
What would the scientific name of this organism be?
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Order: Crocodila
Family: Alligatoridae
Genus: Alligator
species: mississippiensis
alligator Mississippiensis
Crocodila chordata
Alligator mississippiensis
Reptilia crocodila
Binomial Nomenclature takes which two taxons to name a species?
Genus and Kingdom
Phylum and Class
Family and class
Genus and species
What are the only living hominids today?
Apes
Capuchin Monkeys
Humans
Chimpanzees
