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Plants Practice

Total questions: 60

Worksheet time: 4hrs 22mins

Name
Class
Date
1.

Photosynthesis can only occur in organism that has?

a)

Cell wall

b)

Chloroplast

c)

Vacuole

d)

Epiderm

2.

Organism, such as plant or algae that can generate photosynthesis is called as?

a)

Heterotrophic

b)

Plantae

c)

Autotrophic

d)

Living thing

3.

Determine the function of this structure!

The function of the B structure is?

a)

Prevent from massive transpiration

b)

Generate photosynthesis

c)

Gaseous exchange

d)

Protection

4.

Determine the function of this structure!

What is the function of D structure?

a)

Gaseous exhchange

b)

Protection

c)

Storage of gaseous matter

d)

Generate photosynthesis

5.

Determine the function of this structure!

What is the function of E structure?

a)

Protection

b)

Gaseous exchange

c)

Prevent from massive transpiration

d)

Generate photosynthesis

6.

These are the substances needed in photosynthesis, EXCEPT?

a)

CO2

b)

H2O

c)

C6H12O6

d)

Minerals

7.
Which of the following is considered a waste product of photosynthesis?
a)
glucose
b)
oxygen
c)
carbon dioxide
d)
sunlight
8.

What would happen to a plant if it can't generate any photosynthesis?

a)

Nothing happen

b)

It can't generate respiration

c)

It will die at once

d)

Stored food will be used

9.

What is actually the role of sun light in photosynthesis?

a)

Help to produce sugar

b)

Increase transpiration

c)

Help to produce Oxygen

d)

It has no vital role

10.

Does plant generate photosynthesis at night?

a)

No, there is no light

b)

Yes, but with small intensity

c)

No, there is only respiration can occur at night

d)

Yes, same as during the daylight

11.

The comparison of photosynthesis and respiration during the night is best shown as?

a)

Photosynthesis > Respiration

b)

Photosynthesis < Respiration

c)

Photosynthesis = Respiration

d)

The rate of photosythesis is zero

12.

There are 2 reactions in photosynthesis, Light Dependent and Light Independent Reaction. What is the process occur during the Light Dependent Reaction?

a)

Carbon Fixation

b)

Water Hydrolysis

c)

Oxygen absorbtion

d)

Sugar production

13.
Where do the light-dependent reactions occur? 
a)
thylakoid membrane
b)
stroma
c)
mesophyll
d)
mitochondria
14.
How many sugar molecules are produced from every six molecules of carbon dioxide that enter the Calvin cycle?
a)
1
b)
3
c)
6
d)
12
15.

Here are the comparison between the rate of photosynthesis during the daylight and night. Which one is correct?

a)

Daylight > Night

b)

Daylight < Night

c)

Daylight = Night

d)

It can't be compared

16.

Photosynthesis has a relation with plant's respiration. Which of this statements is the best to describe the relation?

a)

The greater the intensity of photosynthesis, the less repiration can occur

b)

The rate of respiration increase when the rate of photosynthesis is increase

c)

Photosynthesis doesn't affect so much to respiraton

d)

Respiration can inhibit photosynthesis

17.

How does water flow through a plant (from entry to exit)?

a)

stem-root-leaves

b)

leaves-stem-root

c)

root-stem-leaves

d)

root-leaves-stem

18.

Water absorbed by roots through a process called...

a)

difussion

b)

osmosis

c)

respiration

d)

photosynthesis

19.

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

20.

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

a)

Glucose

b)

Oxygen

c)

Water

d)

Carbon Dioxide

21.

This gas is used by plants in photosynthesis

a)

Nitrogen

b)

Helium

c)

Oxygen

d)

Carbon dioxide

22.

This gas is made by plants in photosynthesis

a)

Nitrogen

b)

Carbon dioxide

c)

Helium

d)

Oxygen

23.

Plants get their water for photosynthesis from here

a)

soil

b)

air

c)

river

d)

pond

24.

This green pigment absorbs energy from sunlight

a)

chloroplast

b)

chlorophyll

c)

chromosome

d)

chloramphenicol

25.

This tissue in leaf is where most photosynthesis takes place

a)

cuticle

b)

lower epidermis

c)

palisade mesophyll

d)

spongy mesophyll

26.

These tiny holes in a leaf allow gases to move in and out

a)

stroma

b)

thylakoid

c)

cuticle

d)

stomata

27.

Describe how a plant obtain water

4 lines
28.

Describe how water is transported to the leaves of the plant

4 lines
29.

Green plants use which of the following to prepare food?

a)

Carnon DiOxide

b)

Sunlight

c)

Water

d)

All of these

e)

None of these

30.

Which part of the plant gets carbon dioxide from the air for photosynthesis?

a)

root hair

b)

stomata

c)

leaf veins

d)

sepals

e)

Stem

31.

The tiny pores present in the leaves of the plants for exchange of gases are called _____

a)

Stomata

b)

Tracheae

c)

Chloroplast

d)

Spiracles

e)

Pores

32.
The important gases, carbon dioxide and oxygen, enter and leave the leaf through the
a)
upper epidermis
b)
phloem
c)
stomata
d)
guard cells
33.
Which structures open and close stomata to allow gas exchange but prevent water loss in leaves?
a)
Epidermis
b)
Vascular tissue
c)
Guard cells
d)
Spongy mesophyll
34.

Plants make food through photosynthesis

a)

True

b)

False

35.

Using their __________, plants combine sunlight, carbon dioxide and water to make glucose and oxygen

a)

Flowers

b)

Leaves

c)

Stem

d)

Roots

36.

There are little pores on the bottom of the leaf called ________

a)

stem

b)

root

c)

stomata

d)

palisade mesophyll

37.

'___________' comes into the plant through the roots

a)

Oxygen

b)

Water

c)

Carbon Dioxide

d)

Goku

38.

What is the function of the leaf on the plant?

a)

Absorbs water

b)

Absorbs Nutrients

c)

Photosynthesis

d)

Anchors the plant

39.

Number 3 is...

a)

Node

b)

Internode

c)

Petiole

d)

Axillary Bud

40.

Number 5 is...

a)

Blade

b)

Margin

c)

Midrib

d)

Serrate

41.

Why are plants important for all other living organisms?

a)

They are important for making our environment look attractive.

b)

They are important predators for other organisms.

c)

They are important consumers of other organisms.

d)

Without them, food chains would fail as plants are the producers.

42.

Why do leaves need a large surface area?

a)

To absorb as much water as possible.

b)

To absorb as much sunlight as possible.

c)

To absorb as much food as possible.

d)

To absorb as much chlorophyll as possible.

43.

What is the function of the midrib?

a)

It provides strength throughout the leaf, keeping it upright and sturdy in the wind.

b)

It provides sunlight to the leaf for it to carry out photosynthesis.

c)

It attaches the leaf to the plant’s stem.

d)

It is tiny openings or pores, which allow carbon dioxide to enter and oxygen to exit the leaf.

44.

What is the function of the petiole?

a)

It provides strength throughout the leaf, keeping it upright and sturdy in the wind.

b)

It provides sunlight to the leaf for it to carry out photosynthesis.

c)

It attaches the leaf to the plant’s stem.

d)

It is tiny openings or pores, which allow carbon dioxide to enter and oxygen to exit the leaf.

45.

What is the function of the stomata?

a)

It provides strength throughout the leaf, keeping it upright and sturdy in the wind.

b)

It provides sunlight to the leaf for it to carry out photosynthesis.

c)

It attaches the leaf to the plant’s stem.

d)

They are is tiny openings or pores, which allow carbon dioxide to enter and oxygen to exit the leaf.

46.

Why are leaves thin?

a)

To allow as much water as possible into the leaf.

b)

To minimise the distance for carbon dioxide to travel into leaf cells.

c)

To allow as much water as possible out of the leaf.

d)

To allow as much sunlight as possible to hit the leaf surface.

47.

A structure in the body made from different tissues.

a)

Cell

b)

Tissue

c)

Organ

d)

Organ System

48.

Cell organelle that controls what enters and leaves a cell.

a)

Nucleus

b)

Cell Membrane

c)

Cell Wall

d)

Mitochondria

49.

A chemical reaction that changes chemical energy/sugar into energy for a cell to use.

a)

Photosynthesis

b)

Cellular Respiration

c)

Digestion

d)

Mitosis

50.

The form or shape of something.

a)

Matter

b)

Energy

c)

Structure

d)

Function

51.

Cell organelle that acts as the control center of the cell.

a)

Nucleus

b)

Cell Membrane

c)

Mitochondria

d)

Chloroplast

52.

Cell organelle in plants where photosynthesis happens.

a)

Nucleus

b)

Ribosomes

c)

Mitochondria

d)

Chloroplasts

53.

A group of the same cells that do the same function.

a)

Mitosis

b)

Tissue

c)

Organ

d)

Organism

54.

A set of interconnected parts that work together to do something.

a)

System

b)

Subsystem

c)

Function

d)

Structure

55.

The basic unit of structure and function in an organism.

a)

Cell

b)

Organ

c)

Atom

d)

Molecule

56.

Cell organelle that produces energy for the cell.

a)

Nucleus

b)

Chloroplast

c)

Mitochondria

d)

Ribosome

57.

A chemical reaction that changes solar energy into chemical energy/sugar for the cell.

a)

Cellular Respiration

b)

Photosynthesis

c)

Mitosis

d)

Digestion

58.

One living thing.

a)

Tissue

b)

Organ

c)

Organism

d)

Atom

59.

The organelle that provides support in plant cells.

a)

Chloroplast

b)

Cell Membrane

c)

Cell Wall

d)

Nucleus

60.

Purpose or job; what something does.

a)

Structure

b)

Function

c)

System

d)

Matter

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