B1 Unit 2 Lesson 4

What is vascular tissue in plants?

• A type of tissue that produces energy for the plant through photosynthesis
• A type of tissue that provides support and structure to the plant
• A network of specialized cells that transport water, nutrients, and sugars throughout the plant.
• A type of tissue that stores water and nutrients in the plant

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What does the xylem do?

• Transport water and nutrients
• Produce water and nutrients
• Store water and nutrients
• Remove water and nutrients

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What does the phloem do?

• Transport water and minerals
• Store energy
• Produce oxygen
• Carries dissolved sugars throughout a plant.

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In a plant, what is the stomata?

• A type of flower
• A type of root
• A type of stem
• Tiny openings or pores on the surface of leaves and stems of plants

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What is the pharynx?

• A part of the throat that connects the nasal cavity and mouth to the stomach.
• A tubelike passageway at the top of the throat that receives air, food, and liquids from the mouth or nose.

• A bone in the middle ear that helps with hearing.
• A muscle in the leg that helps with walking.

The is a tube that is held open by C-shaped rings of cartilage.

(a)  

The two narrow tubes that lead into the lungs are called the ?

• Alveoli
• Trachea
• Esophagus
• Bronchi

What are the main organs of the respiratory system?

• Heart
• Stomach
• Liver
• Lungs

What is the large muscle below the lungs that contracts and relaxes as air moves into and out of your lungs?

• Pancreas
• Spleen
• Liver
• Diaphragm

What system works to supply your body with oxygen?

• Circulatory system
• Digestive system
• Nervous system
• Respiratory system