7th Grade Science Final Exam Review

Which of the following is not a main component of cell theory?

• Cells are the basic unit in living things
• All living things are made up of cells.
• Cells come from cells.
• All cells are eukaryotic.

Tags

NGSS.MS-LS1-1

Which of the following contains genetic material responsible for heredity and cellular control?

• ribosome
• vacuole
• nucleus
• mitochondria

Tags

NGSS.MS-LS3-2

NGSS.MS-LS3-1

Which numbered part of the plant cell shown below primarily provides support for the plant’s structure?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-LS1-2

Leaves are composed of vascular tissue that brings water in so that ground tissue can conduct photosynthesis. Based on this information, what level of organization describes leaves?

• Tissue
• Organ
• Organ system
• Organism

This drawing shows a human body system. What is the primary function of this body system?

• The protection of vital organs from injury

• The chemical breakdown of food into smaller pieces

• The transport of nutrients, water, and oxygen to body cells

• The production of hormones that regulate growth and metabolism

Tags

NGSS.MS-LS1-3

Which body system is described in Column B?

• circulatory system

• endocrine system

• digestive system

• skeletal system

The nervous system of the human organism is most like which cell organelle?

• Mitochondrion
• Nucleus
• Chloroplast
• Cell membrane

What causes a plant to wilt when it is not watered?

• The plant lacks the turgor pressure to maintain its structural support.

• The plant lacks the transpiration to maintain its structural support.

• Root hair cells are not long enough to provide the structural support.

• Transpiration allows water to be lost through the stomata of the plant.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS1-5

The stem and leaves of the plant in the diagram below are exhibiting which behavior?

• Gravitropism

• Geotropism

• Autotropism

• Phototropism

A student is creating a graphic organizer to explain the result of offspring from sexual reproduction. What information would be incorrect if it was placed in the student’s graphic organizer?

• Requires two cells from different parents
• Creates genetically uniform offspring
• Offspring have a better chance for survival
• Offspring have increased resistance to disease

Tags

NGSS.MS-LS3-2