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Chapter 13.3 Plant Processes

Total questions: 21

Worksheet time: 21mins

Name
Class
Date
1.

The food made by plants is called _____________.

a)

glucose

b)

organelles

c)

xylem

d)

water

2.

On the lower epidermal layer of leaves are small openings called ______________ which allow carbon dioxide and oxygen to pass through.

a)

glucose

b)

chloroplasts

c)

xylem

d)

stoma

3.

What happens in the first step of photosynthesis?

a)

Water molecules are split apart

b)

Glucose is created

c)

Bubbling and fizzing

d)

Nitrogen is fused

4.

______________ is made in the second step of photosynthesis.

a)

nitrogen

b)

glucose

c)

carbon dioxide

d)

chlorophyll

5.

Which of the following types of responses is shown when a plant grows toward or away from light?

a)

thigmotropism

b)

phototropism

c)

hydrotropism

d)

gravitropism

6.

Which of the following responses are shown when a plant grows toward or away from a touch?

a)

Thigmotropism

b)

Gravitropism

c)

Phototropism

d)

Hydrotropism

7.

When a plant grows away from the ground toward the sky, it is demonstrating _______________.

a)

Positive thigmotropism

b)

Negative thigmotropism

c)

Positive gravitropism

d)

Negative gravitropism

8.

When a houseplant grows toward a window, the plant is demonstrating ________________.

a)

Negative geotropism

b)

Positive hydrotropism

c)

Negative phototropism

d)

Positive phototropism

9.

A ______________ is a response that results in plant growth toward or away from a stimulus.

a)

tropism

b)

chloroplast

c)

stomata

d)

photograph

10.

What type of tropism is demonstrated by a venus fly trap when it snaps shut on an insect?

a)

thigmotropism

b)

hydrotropism

c)

phototropism

d)

gravitropism

11.

The green pigment in plants that absorbs and reflects green light is called ______________.

a)

Chlorophyll

b)

Mesophyll

c)

Stoma

d)

Xylem

12.

Changes in an organism's environment that cause a response are called ____________

a)

stimuli

b)

periods

c)

hormones

d)

photosynthesis

13.

A _____________ is a membrane bound organelle in which photosynthesis occurs.

a)

stoma

b)

tropism

c)

mitochondria

d)

chloroplast

14.

What plant process occurs in the chloroplasts (located in the leaf) and allows a plant to make its own food?

a)

Respiration

b)

Photosynthesis

c)

Transpiration

d)

Capillary Action

15.

What are the products (result) of photosynthesis?

a)

Carbon dioxide and water

b)

Oxygen and glucose

c)

Carbon dioxide and oxygen

d)

Glucose and carbon dioxide

16.

What are the raw materials needed for photosynthesis to occur?

a)

Carbon Dioxide (CO2)

b)

Water (H2O)

c)

Radiant energy

d)

Chlorphyll

e)

All of the above

17.

What substances exit the leaf through the stomata? Select all that are correct

a)

Water (H2O) as a gas

b)

Oxygen (O2)

c)

Glucose (C6H12O6)

d)

Carbon Dioxide (CO2)

18.

Which substance(s) enter the leaf as an ingredient for photosynthesis?

a)

Glucose

b)

Oxygen

c)

Water

d)

Carbon Dioxide

19.

The process of photosynthesis takes ____________ energy from the sun and transforms it into ________________ energy.

a)

chemical, radiant

b)

chemical, electrical

c)

radiant, chemical

d)

radiant, electrical

20.

Respiration is the process by which chemical energy is released from the food that plants make, Where does it occur?

a)

Cholorplast

b)

Mitochondria

c)

Water

d)

Stomata

21.

How are the processes of photosynthesis and respiration related?

a)

They both occur in the chloroplast.

b)

They both occur in the mitochondria.

c)

The products of respiration become the reactants for photosynthesis.

d)

Neither benefit the plant.