Science Texas

What process in the natural world converts radiant energy into chemical energy?

• respiration

• phototropism

• combustion

• photosynthesis

Tags

NGSS.MS-LS1-6

Why is it necessary to have sunlight in this equation?

• Sunlight uses carbon dioxide and water to form sugar.

• The arrow represents the specific direction of sunlight.

• The process cannot occur without energy from the Sun.

• The arrow tells the equation to yield.

Tags

NGSS.MS-LS1-6

Which of these can be found in a plant cell but not in an animal cell?

• chromosome

• nucleus

• chloroplast

• cell membrane

Tags

NGSS.MS-LS1-6

The image depicts a plant and an animal cell. Which organelles will only be found in plant cells? Select TWO correct answers.

• Nucleus

• Cell Wall

• Cytoplasm

• Chloroplast

Tags

NGSS.MS-LS1-2

In addition to other materials, both the respiratory system and the circulatory system move oxygen. Which of the following BEST explains why there are two human body systems to move oxygen?

• One moves oxygen into the body, and the other moves oxygen out of the body.

• One moves oxygen while awake, and the other moves oxygen when asleep.

• One moves oxygen into the body, and the other moves oxygen through the body.

• One moves oxygen to the upper body, and the other moves oxygen to the lower body.

Compared with the genetic material of the original cell in this diagram, after mitosis each of the two new cells contains :

• half the genetic material of the parent cell

• twice as much genetic material as the parent cell

• genetic material that is identical to the parent cell

• new genetic material that is different from that of the parent cell

Which of these is an example of an unsafe practice in a lab?

• testing a substance by tasting it

• watering a plant without wearing gloves

• detecting an odor by moving air toward you with your hand

• pulling your hair back when working with flames

Which of these would always require the use of goggles?

• I and III

• I, II, III, IV

• II only

• II, III

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-6

Complex interactions must occur before solar energy is converted into a form of energy humans need to work and perform many life processes. Choose the sequence that best shows this path of energy.

• radiant energy

  chemical energy

  mechanical energy

• light energy

  mechanical energy

  chemical energy

• mechanical energy chemical energy radiant energy

• mechanical energy

  radiant energy chemical energy

Tags

NGSS.HS-PS3-3

In this diagram, where is light energy converted to chemical energy?

• Sun

• Grass

• Grasshopper

• Hawk

Tags

NGSS.MS-LS1-6