Genetics

Why would a fish dive deeper in the summer compared to the winter months?

• maintain a cool body temperature

• get as much oxygen as possible

• be close to the plants they eat

• avoid the larger predator fish

Why would a plant have broader and flatter leaves

• conserving heat in a tundra

• collecting water in a desert

• avoiding insects in a prairie

• absorbing light in a rain forest

Why would a flower or plant have markings only visible to insects that can see ultraviolet light waves?

• avoid parasitic insects

• attract pollen gathering insects

• seek out moisture in the soil

• create a strong scent to attract bats

What would you do if you want to keep flowers going the same color each generation?

• cross pollinate the flowers with others that have different colors

• let natural selection happen

• let the wind bring the pollen to the plant to pollinate

• pollinate the flower with its own pollen

Crickets use chirping to attach a mate because of this you are less likely to find a mate if you can not chirp. This is an example of

• learned behavior

• genetic replication

• natural selection

• selective breeding

Why do elephants have such large ears?

• the elephant ears can be nearly two meters long

• the ears help the elephant cool itself on a hot day

• the elephant ears have many blood vessels close to the surface

• Elephant ears consist of thin layers of cartilage and skin

Which are examples of Sexual Reproduction?

• I and II

• I and III

• II and III

• III and IV

Predators have eyes that are close together and face forward while prey have eyes that are further apart and are often located on the side of the head. The eyes of the prey are most likely adapted to?

• allow them to see over a wider area to detect predators

• make it easier to see for long distances

• give better focus to catch moving prey

• be able to better locate its offspring in a large herd

How does a white fur on a rabbit help it survive in the arctic?

• it makes the hare warmer during the winter

• it helps the hare blend into its environment

• it makes the hare appear larger to predators

• it helps the hare stay warm during the winter

What would be the reason that four puppies have different hair colors then their mom?

• binary fission

• regeneration

• asexual reproduction

• sexual reproduction