Science Form 1 Chapter 3 (Homeostasis)

Which of the following is a physical factor involved in homeostasis?

• The osmosis pressure

• The level of sugar in the blood

• The change in the body temperature

• The change in the water content of the body

Which of the following can regulate water in the plant?

• Diffusion

• Transpiration

• Respiration

• Photosynthesis

Diagram shows two students doing exercise. What happens to their body temperature after exercise?

• Increase

• Decrease

• Remains the same

• Continues to increases

Tags

NGSS.MS-PS3-5

Which of the following activity shows the fastest pulse rate?

• 
• 
• 
• 

Homeostasis controls the following: Select all the correct answers

• body temperature

• water regulation

• blood pressure

• height

The homeostasis control center is located in ...

• lung

• brain

• heart

• stomach

Why does hairs lie flat in hot days?

• add trapped air

• reduce trapped air to easily release heat

• increase body temperature

• increase the water content

Why does the blood vessels constrict in the cold?

• increases blood flow to the skin

• Reduces blood pressure to the skin to reduce heat release

• increase oxygen

• avoid injury

Tags

NGSS.HS-LS1-3

The process of losing water in plants is called ...

• respiration

• transpiration

• telecomunication

• photosynthesis

During the day, the stoma on the plant will open so that

• increase sunlight

• increase the water absroption

• excess water is evaporated through the process of transpiration

• it attract insect

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-6