Feeding In Plants

Question 1

Why do we call green plants the producers?

Answer 1

Green plants are able to make their own food from simple raw materials around them. This process is called photosynthesis.

Question 2

Energy is needed for photosynthesis and this energy comes from _____.

Answer 2

Sunlight

Question 3

What is chlorophyll?

Answer 3

Substance that absorbs sunlight.

Question 4

What do chloroplasts contain a lot of ?

Answer 4

Lots of chlorophyll

Question 5

What is light energy used for ?

Answer 5

Convert carbon dioxide and water into sugar (glucose).

Question 6

The sugar is the plant’s food whereas the oxygen is made as a ____-________.

Answer 6

By-product

Question 7

During photosynthesis the energy from sunlight becomes converted into the ______ _____ energy in the glucose.

Answer 7

Chemical

Bond

Question 8

What is the equation for photosynthesis?

Answer 8

Carbon dioxide + water = glucose + oxygen

Question 9

What is the chemically written version of the formula?

Answer 9

6CO2 + 6H2O = C6H12O6 + 6O2

Question 10

Green plants make food from ______ substances.

Answer 10

Simple

Question 11

What happens if too much glucose is dissolved in the cell sap?

Answer 11

It will make a strong solution. This would draw water in from other cells by osmosis.

Question 12

Starch is ___ and does not cause the same problem as glucose. This is why insoluble substances like starch are used for _____ in plants.

Answer 12

Insoluble

Storage