Semester Exam Review - 7th Science

An organism inherits its genetic instructions from the parent(s)

• False

• True

Which best describes a physical change during the digestive process?

• Stomach acid breaks down proteins

• Bile breaks down fat

• Saliva breaks down large molecules into smaller molecules

• Chewing food to break down large pieces for swallowing

When plants bend toward light, they are exhibiting -

• gravitropism

• geotropism

• phototropism

• bendytropism

Amoebas reproduce asexually through binary fission. The offspring is -

• genetically identical to the parent

• receiving half of its genetic material from each parent

• is a different species that the parent

• contains only half the genetic material from the parent

The cell wall is most like which organ system?

• excretory

• circulatory

• nervous

• integumentary

Water loss in cells of a plant will cause a plant to wilt.

• False

• True

Budding is a type of asexual reproduction.

• False

• True

Sexual reproduction involves sperm fertilizing an egg and creating offspring. The offspring will -

• be a diverse combination of the parent's genetic material

• have twice as much genetic material as the parents

• be genetically identical to the parents

• be genetically identical to its siblings

Which stimulus would cause an organism to respond by increasing internal body temperature?

• increased heart rate after exercise

• a viral infection of the cells of the lungs

• digestion occurring in the stomach

• long exposure to cold temperatures

The main function of the muscular system is to move the body.

• False

• True