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science

Total questions: 29

Worksheet time: 16mins

Name
Class
Date
1.

This type of reproduction involves two parents.

a)

Asexual reproduction

b)

Sexual reproduction

2.

Which answer choice is NOT a type of asexual reproduction?

a)

budding

b)

fragmentation

c)

fertilization

d)

binary fission

3.

Which organisms reproduce by binary fission where one single cell splits into two identical cells?

a)

starfish and flatworm

b)

giraffe and zebra

c)

bacteria and amoeba

d)

spider plant and strawberry plant

4.

This is a condition of the skin that shows up as different types of bumps.

a)

Sperm

b)

Erection

c)

Acne

d)

Menstruation

5.

In …………………………… we learn to chew food, then to walk and to talk.

a)

Infancy

b)

Adolescence

c)

Adulthood

d)

Old age

6.

Which of the following is NOT an advantage of transpiration

a)

removes excess water

b)

Creates suction pull

c)

Lower plant body temperature

d)

transports food

7.

How do plants breathe?

a)

Through the stem

b)

Through the stomata

c)

Through the chloroplast

8.

What gas is needed in order to perform respiration at the cellular level?

a)

oxygen

b)

carbon dioxide

c)

hydrogen

d)

nitrogen

9.

Cellular respiration takes place in the cells of all organisms.

a)

false

b)

true

10.

Jumbled words

a)

tranpirationi

b)

tranpiratoin

c)

transpiration

d)

tiranpition

11.

Name this process

a)

respiration

b)

photosynthesis

c)

gaseous exchange

12.

Product of photosynthesis are

a)

carbon dioxide and glucose

b)

oxygen and glucose

c)

water and glucose

13.

Foods synthesized in the process of Photosynthesis by plants is stored as

a)

Starch

b)

Protein

c)

Vitamins

d)

Fats

14.

Which of the following is not necessary for photosynthesis

a)

Chlorophyll

b)

Carbon dioxide gas

c)

Oxygen

d)

Water

15.
What is the correct equation for cellular respiration?
a)
6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy
b)
6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O
c)
6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy
d)
6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
16.
In what way is photosynthesis and respiration related to each other?
a)
The reactants of photosynthesis are the reactants of respiration.
b)
The products of photosynthesis are the reactants of respiration.
c)
The products of photosynthesis are the products of respiration.
17.
When respiration occurs with oxygen, it is called _______
a)
anaerobic
b)
aerobic
c)
light-dependent
d)
fermentation
18.

The function of transpiration is to transport _______ and ____________ from the roots to the leaves

a)

water, mineral salts

b)

food, nutrients

c)

water, food

19.

Which of the following indicates the pathway of water through a plant?

a)

root hair cell --> xylem --> stomata

b)

stomata --> root hair cell --> xylem

c)

xylem --> stomata --> root hair cell

20.
How do plants get their energy?
a)
through a reaction called chlorophyll 
b)
by a process called photosynthesis 
c)
by absorbing mineral nutrients from soil 
d)
by eating other organisms 
21.
_______ are tubes that carry nutrients to other parts of the plant. 
a)
stomata 
b)
roots 
c)
xylem 
d)
xylophone 
22.
The plant tissue that carries food materials DOWNWARD from the leaves to the rest of the pant is the ______.
a)
Phloem
b)
Stomata
c)
Chlorophyll
d)
Xylem
23.
Plant absorbs water through the _________. 
a)
stem
b)
roots 
c)
leaves 
d)
all of the above
24.
Transpiration is
a)
the movement of water through a plant from the roots up the stem
b)
the loss of water from the leaves of a plant by the process of evaporation
c)
the flow of water into plant roots by osmosis from the soil
d)
the process of minerals and sugars moving through plant veins
25.

Root hairs help in absorption of water by

a)

increasing the surface area

b)

decreasing the surface area

c)

holding the plant in the soil

d)

none of the above

26.
Which organ system removes cellular wastes as the result of cellular respiration?
a)
nervous
b)
digestive
c)
excretory
d)
circulatory
27.
what do the lungs do in the excretory system
a)
dispose of carbon dioxide through exhalation
b)
disposes of smog thru exhalation
c)
dispose of ultraviolet rays through exhalation
d)
dispose of rays through exhalation
28.

Substances transported in plants are

a)

water

b)

minerals

c)

food

d)

all of the above

29.
The process of removal of the body’s wastes is called
a)
gas exchange.
b)
respiration.
c)
excretion.
d)
filtration.

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