WorksheetsCell Energy
Total questions: 18
Worksheet time: 9mins
Name
Class
Date
1.
A food that is high in Calories and could be used for energy storage in animals is MOST LIKELY high in
a)
Lipid
b)
Protein
c)
Carbohydrate
d)
nucleic acids
2.
Elodea uses _____________ to power its cellular processes.
a)
ATP
b)
STP
c)
ADP
3.
Most organisms break down sugar to produce usable energy through the process of
a)
Diffusion
b)
Chemosynthesis
c)
photosynthesis
d)
cellular respiration
4.
Which plant cell organelle uses light energy to produce sugar?
a)
mitochondria
b)
chloroplasts
c)
cell membrane
5.
During respiration, members of the animal kingdom USE ______ and THEN release ______ as a waste gas.
a)
oxygen, hydrogen
b)
carbon dioxide, oxygen
c)
Oxygen, Carbon Dioxide
6.
Which organelle is the powerhouse of the cell, the site of cellular respiration?
a)
Mitochonria
b)
Chloroplast
c)
Endoplasmic Reticulum
d)
Ribosome
7.
What is the product P?
a)
Glucose
b)
Energy
c)
hydrogen
d)
nitrogen
8.
Which of these chemicals is needed in order for the metabolic reactions of photosynthesis to occur?
a)
fructose
b)
glucose
c)
oxygen
d)
water
9.
What reactant is missing in order for photosynthesis to occur
a)
water
b)
oxygen
c)
chlorophyll
d)
radiant energ
10.
Plants provide energy to animals for their life processes by
a)
providing carbon dioxide
b)
serving as a food source
c)
receiving energy from the sun
d)
providing shelter from weather
11.
You should pack foods high in ________ to provide the most energy or kilocalories per gram of food
a)
lipids (FATS)
b)
Carbohydrates
c)
proteins
12.
What is the smallest unit that can carry on all functions of life?
a)
cell
b)
atom
c)
element
d)
molecule
13.
Living cells use ____________ as their main source of energy.
a)
Lipids
b)
Carbohydrates
c)
Proteins
d)
Nucleic acids
14.
When a mother bear nurses a cub, she gives the cub what it needs for growth and development in the form of milk or food, which is the cub's source of
a)
Comfort
b)
vitamins
c)
energy
d)
to shut them up
15.
All Organic Compounds contain what element
a)
nitrogen
b)
oxygen
c)
carbon
d)
hydrogen
16.
All living things need energy; it is a requirement for life. In a typical cell, ATP, the high energy molecule, is produced in the __________ in the presence of of a sugar, glucose, and ______________.
a)
nucleus, oxygen
b)
ER, Carbon Dioxide
c)
Mitochondria, Oxygen
d)
vacuole, water vapor
17.
Chlorophyll means what?
a)
purple leaf
b)
yellow leaf
c)
green leaf
d)
brown leaf
18.
Why is CO2 higher at 8am?
a)
the plants weren't hungry
b)
the sun wasn't out and they couldn't preform photosynthesis
c)
There wasn't enough plants
100 %
