Worksheets7.12: Organisms & Environment
Total questions: 27
Worksheet time: 14mins
Name
Class
Date
1.
What does xylem do for plants?
a)
Allow them to dance
b)
Absorbs nutrients and water
c)
Protects them from overheating
d)
Defends them from herbivores
2.
The opposite of "organic" is...
a)
innate
b)
inorganic
c)
unorganic
d)
disorganic
3.
Organic compounds must contain...
a)
chlorine and helium
b)
carbon and helium
c)
carbon and hydrogen
d)
chromium and hidrojen
4.
All compounds with carbon (C) are organic.
a)
True
b)
False
5.
Some of the elements found in organic compounds are...
a)
carbon, hydrogen, phosphorous, silver
b)
carbon, hydrogen, neon, sulfur
c)
carbon, hydrogen, nitrogen, silver
d)
carbon, hydrogen, nitrogen, sulfur
6.
Sugar is made of
a)
carbon, oxygen, helium
b)
carbon, hydrogen, octagon
c)
chlorine, hydrogen, oxygen
d)
carbon, oxygen, hydrogen
7.
Carbon dioxide (C2O) is inorganic because...
a)
It has so few atoms
b)
It has only two elements
c)
It contains both carbon and oxygen
d)
It does not contain hydrogen
8.
Organic compounds exist only in living organisms.
a)
True
b)
False
9.
Is this an organic compound?
C8H10N4O2
C8H10N4O2
a)
Yes
b)
No
c)
Cannot be determined
10.
Is this an organic compound?
NaOH
NaOH
a)
Yes
b)
No
c)
Cannot be determined
11.
All life is based on this element:
a)
Hydrogen
b)
Oxygen
c)
Water
d)
Carbon
12.
20% of the air we breathe is...
a)
carbon
b)
nitrogen
c)
oxygen
d)
platinum
13.
___% of the air we breathe is Oxygen
a)
20
b)
30
c)
25
d)
100
14.
Fats and oils that help us store energy are called:
a)
liquids
b)
lipids
c)
liquor
d)
proteins
15.
What macronutrients perform most cell functions?
a)
lipids
b)
proteins
c)
nucleic acids
d)
carbohydrates
16.
Information storage in our bodies occurs in which macronutrient?
a)
carbohydrates
b)
lipids
c)
proteins
d)
nucleic acids
17.
Which molecules break down into sugars?
a)
lipids
b)
carbohydrates
c)
nucleic acids
d)
proteins
18.
Plants' response to gravity (moving closer to the center of the earth) is called
a)
phototropism
b)
geotropism
c)
photosynthesis
d)
geometry
19.
The pressure of water pushing the plasma membrane against the cell wall of a plant cell is called
a)
trigger pressure
b)
turgor pressure
c)
xylem
d)
geotropism
20.
Hydrotropism is when...
a)
plant roots move toward water
b)
plant stems move toward water
c)
plants die from too much water
d)
plants die from dehydration
21.
What feature on fish allow them to absorb oxygen underwater?
a)
fins
b)
gills
c)
wings
d)
tails
22.
A trait or characteristic that helps an organism survive in their environment is called
a)
hydration
b)
geotropism
c)
turgor pressure
d)
adaptation
23.
What is the probability (% chance) that the offspring of these mates will have brown eyes? (B = brown, b = green)
a)
0%
b)
25%
c)
50%
d)
100%
24.
This image represents...
a)
phenotype
b)
genotype
25.
This image represents...
a)
phenotype
b)
genotype
26.
DNA (genes) are located in chromosomes, which are located in the ______ of a cell.
a)
ribosome
b)
nucleus
c)
cytoplasm
d)
cell wall
27.
In asexual reproduction, offspring get their traits from only one parent. In sexual reproduction, they get their traits from two. This means your DNA is ___ your father's and ___ your mother's.
a)
0; 0
b)
100; 100
c)
50; 100
d)
50; 50
100 %
