NGSS.MS-LS1-7

"powerhouse of the cell" breaks down sugar molecules to release energy, site of cellular respiration, double membrane, self-replicating, contains own DNA, cristae

• Mitochondria
• Chloroplast
• Cell Wall
• Vesicle

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NGSS.MS-LS1-7

Cellular respiration takes place in the

• ribosomes.
• nucleus.
• mitochondria.
• chloroplasts.

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NGSS.MS-LS1-7

Secretes enzymes

• Pancreas
• Small Intestine
• Urethra
• Ureters

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NGSS.MS-LS1-7

What is the most important function of the digestive system?

• Gas exchange

• Break down food

• Voluntary movement

• Fight bacteria and disease

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NGSS.MS-LS1-7

The system containing the esophagus and small intestine is which of the following?

• digestive

• respiratory

• integumentary

• skeletal

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NGSS.MS-LS1-7

Where does the initial digestion takes place?

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NGSS.MS-LS1-7

It helps us to grow. It is in meat, milk and nuts.

• carbohydrates

• fats

• protein

• fibre

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NGSS.MS-LS1-7

THE BILE JUICE PLAYS AN IMPORTANT ROLE IN THE DIGESTION OF

• PROTIENS

• VITAMINS

• MINERALS

• FATS

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NGSS.MS-LS1-7

When you swallow your food and the food is then getting digestive in stomach acid and different enzymes, that is considered___________.

• physical change

• chemical change

• mechanical digestion

• chemical digestion

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NGSS.MS-LS1-7

The process of producing energy by breakdown of food is called ___________________.

• photosynthesis

• transpiration

• respiration

• nutrition

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NGSS.MS-LS1-7