Semester Exam Review 2019

In animal cells like the one shown, which organelle is used for storing water?

• nucleus

• mitochondria

• cell membrane

• vacuole

What is the function of the chloroplasts in plant cells?

• transform (change) sunlight into food for the plant through photosynthesis

• protect the cell

• contain genetic material

• allow things to pass through the cell

The circulatory system works with the digestive system to--

• carry hormones to cells

• carry nutrients from food to cells

• carry blood to the heart

• carry white blood cells to bacteria

Which best describes how the skeletal and muscular systems work together?

• they send chemical messages through the body

• they protect cells

• they bring nutrients to cells

• they move and hold you up

Which of the following do plant and animal cells NOT have in common?

• nucleus

• cell membrane

• chloroplast

• vacuole

How do the walls of a school represent a cell membrane?

• they get rid of waste

• they control all of the school's activities

• they produce energy at lunch

• they allow visitors to enter and exit

Which of the following best describes an organism that reproduces asexually?

• it is genetically identical (the same) to its parent

• it produces offspring when sex cells join

• it shows more genetic variation than its offspring

• it has half the chromosomes of its parents

The main role of the respiratory system can be described as--

• bring oxygen into and carbon dioxide out of the body

• to break down food

• to fight disease

• to carry nutrients to each cell of the body

The systems which rid your body of waste material are

• Excretory, circulatory, respiratory

• Circulatory, muscular, excretory

• Respiratory, reproductive, excretory

• Digestive, excretory, respiratory

Like other animals, iguanas reproduce sexually. What can you infer about a population of iguanas?

• It will grow very quickly

• It has some genetic variation

• Its members are genetically identical

• Its members will not survive a disease