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Photosynthesis and Balanced Diet

Total questions: 46

Worksheet time: 40mins

Name
Class
Date
1.
What is the name of the structure on a leaf that lets gasses flow in and out?
a)
Stomata
b)
Cell membrane
c)
chlorophyll
d)
chloroplast
2.
What captures the sun's energy?
a)
chloroplast
b)
chlorophyll
c)
stomata
d)
lower epidermis
3.
The purpose of photosynthesis is ...
a)
to make glucose
b)
to break glucose
c)
to capture energy from the sun
d)
to change carbon dioxide
4.
The organelle responsible for the chemical reaction in photosynthesis is the...
a)
chloroplast
b)
cytoplasm
c)
cell membrane
d)
mitochondrai
5.
What gas is released into the air during photosynthesis?
a)
carbon dioxide
b)
oxygen
c)
water 
d)
glucose
6.
What are the reactants of photosynthesis?
a)
glucose and oxygen
b)
water and carbon dioxide
c)
water and oxygen
d)
carbon dioxide and glucose
7.
What are the products of photosynthesis?
a)
glucose and oxygen
b)
glucose and carbon dioxide
c)
water and carbon dioxide
d)
water and oxygen
8.
What does the picture show?  
a)
carbon dioxide molecule
b)
glucose
c)
water molecule
d)
oxygen molecule
9.
What does the picture show?  
a)
carbon dioxide molecule
b)
oxygen molecule
c)
water molecule
d)
glucose molecule
10.
The image is showing the ...
a)
chloroplasts
b)
stomata
c)
chlorophyll
d)
mitochondria
11.
What would happen if the plant population decreased?  
a)
photosynthesis would decrease
b)
photosynthesis would increase
c)
photosynthesis would stay the same
12.
What happens to the process of photosynthesis at night?  
a)
the process slows down / stops
b)
the process speeds up
c)
the process still continues at regular speed
13.
What is the name of this process?
a)
cellular respiration
b)
photosynthesis
c)
glycolysis
d)
stomata
14.
This is the equation for
a)
photosynthesis
b)
cellular respiration
15.

Photosynthesis occurs in specific parts of a plant. Where would it NOT occur?

a)

green leaves

b)

brown tree trunk

c)

green stem

d)

green branch

16.
A plant is releasing a gas. What is the most likely gas?
a)
co2
b)
methane
c)
water vapor
d)
oxygen
17.
Leaves look green because.....
a)
they eat their vegetables
b)
to blend into their environment
c)
they contain a molecule named chlorophyll
d)
they are sick
18.
If all four plants were watered daily but placed in a closet, receiving no sunlight, what process would NOT occur?
a)
Ingestion of carbon dioxide
b)
Filtration of water through the soil
c)
Photosynthesis
d)
Water absorbtion
19.
Which of these is NOT A TRUE statement about why photosynthesis is important:
a)
It captures and makes the sun's energy available to all species
b)
It turns deadly CO2 into Oxygen for us to breath
c)
It helps plants create energy to send to rest of food chain
d)
It makes the water for our planet
20.
Which statement about photosynthesis is correct?
a)
Plants get the energy they need for photosynthesis from water.
b)
Plants get the energy they need for photosynthesis from soil.
c)
Plants get the energy they need for photosynthesis from sunlight.
d)
Plants do not require energy to perform photosynthesis.
21.

__________ is the process that plants use to breathe and make food.

a)

Photographs

b)

Oxygen

c)

Hydrogen

d)

Photosynthesis

22.

If plants breathe in carbon dioxide, what do they breathe out?

a)

Nitrogen

b)

Oxygen

c)

Carbon monoxide

d)

Helium

23.

What is the compund that plants use to absorb the energy from sunlight?

a)

Carbon dioxide

b)

Chlorophyll

c)

Nitrogen

d)

H2O

24.

What color is chlorophyll?

a)

Green

b)

Blue

c)

Red

d)

Purple

25.

What is the tiny openings that let in the carbon dioxide needed for photosynthesis?

a)

stomata

b)

xylem

c)

phloem

d)

chloroplast

26.

What is the main purpose of photosynthesis?

a)

To make food

b)

To create energy

c)

To release oxygen

d)

To absorb sunlight

27.
Which statement about photosynthesis is correct?
a)
Plants get the energy they need for photosynthesis from water.
b)
Plants get the energy they need for photosynthesis from soil.
c)
Plants get the energy they need for photosynthesis from sunlight.
d)
Plants do not require energy to perform photosynthesis.
28.
What part of the plant helps the plant to obtain water?
a)
roots
b)
stem
c)
leaves
d)
fruits, seeds and flowers
29.
Why do plants conduct photosynthesis?
a)
To make light
b)
To make mitochondria
c)
To make glucose
d)
To release carbon dioxide
30.

Select all that are raw materials for Photosynthesis.

a)

Water

b)

Carbon Dioxide

c)

Oxygen

d)

Sunlight (Light Energy)

e)

Glucose (Sugar/food)

31.
What is a protein: 
a)
A polymer composed of many sugars.
b)
A polymer composed of many amino acids. 
c)
A polymer composed of fatty acids. 
d)
A polymer composed of nucleotides. 
32.

Examples of whole grains sources are:

a)

soya bean

b)

brown rice

c)

wholemeal bread

d)

spaghetti

33.

Which of the following are functions of water?

a)

Removes waste products

b)

Maintain body temperature

c)

Transport nutrients

d)

Helps in digestion

34.

Which of the following statements is true?

a)

A balanced diet should not include anything sweet.

b)

Pasta and vegetables are enough to provide a balanced diet.

c)

A balanced diet must include carbohydrates, fats, proteins, minerals, vitamins, water and fibre.

d)

A balanced diet should not include any fats.

35.

What does the body use carbohydrates for?

a)

Carbohydrates enable the tranport of essential nutrients in the body.

b)

Carbohydrates improve digestion.

c)

Carbohydrates are used by the body for growth.

d)

Carbohydrates provide the body with a source of energy.

36.

Which of these foods belong to food group of Dairy?

a)
b)
c)
d)
37.

What group do these foods belong to?

a)

Sugars and Fat

b)

Dairy

c)

Carbohydrates

d)

Proteins

38.

Which of the following foods is a good source of carbohydrates?

a)
b)
c)
d)
39.

Which of the following foods is a good source of carbohydrates?

a)
b)
c)
d)
40.

Fruit and vegetables are a good source of ?

a)

Vitamins

b)

Minerals

c)

Both of the above

41.

Which of the following foods is a good source of protein?

a)

Fruit

b)

Salad

c)

Butter

d)

Meat

42.
__________________ are examples of high energy high nutrient food
a)
Fruits & vegetables
b)
Chocolate & Ice cream
c)
Milk & Cheese
d)
Pancake & Maple syrup
43.
Which component of a healthy, balance diet is responsible for providing energy before an event?
a)
Fats
b)
Proteins
c)
Carbohydrates
d)
Vitamins
44.
Jerry wants to build up his muscles, which food group intake he should increase ? 
a)
Carbohydrates
b)
Fats
c)
Proteins
d)
vitamins
45.
Which food contains carbohydrates?
a)
Fish
b)
Pasta
c)
Egg
d)
Carrot
46.
Chicken, fish and meat contain which nutrient?
a)
Protein
b)
Carbohydrate
c)
Fats
d)
Minerals

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