Maintaining Life Ch4 (DIRT)

Question 1

Give me 4 reason why plant needs water.[4]

Answer 1

For structure , for photosynthesis, for transport of minerals and for transpiration(cooling)

Question 2

What is excreation? [3]

Answer 2

excretion is getting rid of waste material but excretion does not include all waste materials only applies to waste materials that have been truly inside the body.

Question 3

How is urea made? [1]

Answer 3

If we have more protein than we need, the liver changes small molecule of protein to urea.

Question 4

How is urine made? [2]

Answer 4

When urea is made, the artery carries urea to the kidney and then kidney filter all the useless things and than urea dissolves to water thats urine.

Question 5

Tell me the MRS GREN thingy(characteristics of every living thing.)[3]

Answer 5

Movement
Respiration
Sensitivity
Growth
Reproduce
Excreation
Nutrition

Question 6

Write the word equation for photosynthesis[1]

Answer 6

Carbon dioxide+water-oxygen+glucose

Question 7

How does the evaporation of water incell cool down the plant?[1]

Answer 7

When waters evaporate they take the heat with it so it cools the cell down.

Question 8

Why is the water needed for transportation in plant?[1]

Answer 8

As water moves through xlyem vessels, it carries dissolved minerals/salt to other part of the plant.