Modified Science Life Assessment – All 16 Questions

When Marcus sees his newborn puppy for the first time, he is surprised to see that its skin and eyes have a yellowish color. Marcus's mom tells him that this happens when the organ that filters blood does not work properly. Which organ is MOST likely causing the puppy to look yellowish?

• heart

• liver

• lungs

• pancreas

The Texas prairie fox is a mammal found only in the prairie habitat of Central Texas. Efforts are being made to preserve the prairie habitat by limiting development and maintaining natural conditions. Which may occur if the prairie habitat is NOT preserved?

• The prairie foxes may become extinct.

• They may move to live in a forest habitat.

• They may learn to live in any new habitat.

• They may have offspring with changed features.

During recess, Jasmine scraped her elbow, so the nurse put a bandage on her skin. Which function of skin is now being provided by the bandage?

• preventing dehydration

• regulating body temperature

• keeping bacteria out of the body

• sensing touch

A scientist has a rock sample that he says was under water at one time. Which statement supports his claim?

• The scientist is an expert on rocks.

• The rock has fish skeleton fossils inside it.

• Many people agree with the scientist's claim.

• Other scientists believe the rock was underwater too.

Which structure in a plant has a function similar to the skeleton in a cat?

• exoskeleton

• flower

• leaf

• stem

During dry seasons, burrowing owls make deep holes in grasslands. Why has the owl adapted to make a hole its home during these seasons?

• to protect eggs in its nest

• to provide a habitat to other animals

• to cool off during hot temperatures

• to stay warm during cool temperatures

Which method would work BEST to make a direct observation about today's outside temperature?

• use of a radio

• use of a thermometer

• use of an Internet report

• use of a weather forecast

Scientists studied a population of forest rabbits. Some have dark fur and some have light fur. The graph below shows how their numbers changed over five years. What explains the data?

• A change killed off most plants the rabbits eat.

• An invasive species was introduced.

• Water became less available to the rabbits.

• One fur color became more visible to predators.

Which plant structure is MOST similar in function to a turtle's eggs?

• flowers

• pollen

• seeds

• stem

Amphibians are able to exchange oxygen and carbon dioxide through

their smooth, moist skin. Which of these organs has the same purpose?

• heart

• liver

• lungs

• stomach