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Africa Summative 3

Total questions: 82

Worksheet time: 2hrs 15mins

Name
Class
Date
1.

Which organelle is responsible making food (Glucose) using sunlight?

a)

Cell Membrane

b)

Nucleus

c)

Chloroplast

d)

Mitochondria

2.

Why does a seed not need sunlight during germination?

a)

a) It gets energy from the soil

b)

It already stores energy in the seed

c)

It absorbs energy from water

d)

It uses oxygen for photosynthesis

3.
How does carbon dioxide get into the leaves of a plant?
a)
It's absorbed by the roots
b)
It's made in a chemical reaction in the stem
c)
It enters through the stomata
d)
It goes through the flowers
4.
Which of these conditions would decrease the rate of photosynthesis in a plant?
a)
Above average precipitation
b)
Changing the daylight hours from 14 hrs to 10 hrs
c)
Changing the CO2 concentration from 380 ppm to 410 ppm
d)
All of these choices
5.
Which choice correctly shows the gases that enter and exit plants during photosynthesis?
a)
Enter: Oxygen
Exit: Carbon dioxide
b)
Enter: Water vapor
Exit: Glucose
c)
Enter: Carbon dioxide
Exit: Oxygen
d)
Enter: Light
Exit: Water vapor
6.
Organisms that need nitrogen to survive
a)
only plants
b)
only animals
c)
only bacteria
d)
all living organisms
7.
Which of the following is an example of an AUTOTROPH?
a)

Apple tree

b)
Dog
c)
Mushroom
d)
Human
8.
Cellular Respiration's goal is to
a)
make water
b)
make ATP
c)
make glucose
d)
make  oxygen
9.
What gas is released into the air during cellular respiration?
a)
oxygen
b)
carbon dioxide
c)
water 
d)
glucose
10.

What gas is forming bubbles on this plant?

a)

Methane

b)

Carbon dioxide

c)

Oxygen

d)

Nitrogen

11.

Organisms that essential to the healthy functioning of an ecosystem are called

a)

biotic species

b)

keystone species

c)

flagship species

d)

essential species

12.

If there are 2,000,000 kcal available at the producer level, how many kcal will be available at the secondary consumer level?

a)

2,000,000 kcal

b)

200,000 kcal

c)

20,000 kcal

d)

2,000 kcal

13.

15 out of 25 kids chose to go swimming at camp. What percent is that?

a)

15%

b)

20%

c)

45%

d)

60%

14.

Why are populations that are geographically close more likely to be genetically similar?

a)

They have different environmental conditions.

b)

They are more likely to interbreed due to proximity.

c)

They have different diets.

d)

They are affected by the same predators.

15.

Which suspect is likely guilty?

a)

Suspect 1

b)

Suspect 2

c)

Suspect 3

d)

Suspect 4

16.

Why are some elephants tuskless?

a)

because having tusks makes them a target for poachers.

b)

because they inherited a mutation that makes them tuskless

17.

Which of the following organelles is responsible for cellular respiration?

a)

Mitochondria

b)

Nucleus

c)

Endoplasmic Reticulum

d)

Ribosome

18.

Which of the following could be a cub from parents that the following genotypes? Male = Dd, Hh, KK Female = dd, Hh, kk. Mark all that apply.

a)

KK

b)

Kk

c)

kk

19.

Where do primary consumers get the glucose they need for cellular respiration?

a)

Plants

b)

Mitochondria

c)

Sun

d)

other animals

20.

In photosynthesis, _______ energy from the sun gets converted to _________ energy stored in glucose.

a)

chemical, chemical

b)

light, chemical

c)

kinetic, potential

21.

Look at the genotype data: Why does each lion have two alleles for each gene?

a)

organisms inherit (receive) one allele from mom and one allele from dad

b)

organisms have two dominant alleles for every gene

c)

organisms have two alleles in case one is not inherited correctly

d)

organisms inherit both alleles from their mother

22.

What is the main source of energy for a germinating seed?

a)

Sunlight through photosynthesis

b)

Nutrients from the soil

c)

Stored starch and food inside the seed

d)

Carbon dioxide from the air

23.

Analyze the graphic above. What are the chemicals represented by the X?

a)

H2O + O2

b)

H2O + CO2

c)

C6H12O6 + O2

d)

C6H12O6 + CO2

24.
Carbon, Hydrogen, Oxygen and Nitrogen are elements in what biomolecule?
a)
Carbohydrate
b)
Lipid
c)
Protein
25.

According to this diagram, plants use nitrogen to make _________________________

a)

bacteria

b)

animals

c)

proteins

d)

decomposers

26.
What are the building blocks of proteins?
a)
amino acid
b)
fatty acid
c)
nucleotide
d)
lipid
27.

What process puts nutrients like nitrogen back into atmosphere and soil once animals and plants die?

a)
decomposition
b)
precipitation
c)
condensation
d)
bacteria
28.
How much energy is available to be passed on to the next trophic level in an ecosystem?
a)
100%
b)
10%
c)
50%
d)
75%
29.

Analyze the graphic above. Which of the following statements accurately names and describes the function of the organelle labeled B?

a)

A mitochondrion produces energy from food to power cellular processes.

b)

A mitochondrion produces food using radiant energy.

c)

A chloroplast produces energy from food to power cellular processes.

d)

A chloroplast produces food using radiant energy.

30.
What may happen if the snowshoe hare was removed from the food web pictured?
a)
The insects in the habitat would increase.
b)
The shrew population would decrease due to being only hawk food source.
c)
The willow tree population would decrease.
d)
Foxes would dies due to no food source. 
31.

Which of the following contains the Crime Scene DNA?

a)

Band #1

b)

Lane #1

32.
The rabbit in this food web would be considered a:
a)
Decomposer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
33.
In an energy pyramid, energy_______ as you move up the pyramid.
a)
Increases
b)
Decreases
c)
Stays the same
d)
Changes up and down
34.
If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?
a)
10 Kcal
b)
1 Kcal
c)
100 Kcal
d)
1000 Kcal
35.
If these organisms were arranged in a food pyramid, which organism would have the least amount of total energy available?
a)
coyote
b)
insect
c)
lizard
d)
shrub
36.

Which of the following processes do plants do?

a)

photosynthesis

b)

cellular respiration

c)

BOTH photosynthesis and cellular respiration

d)

NEITHER photosynthesis and cellular respiration

37.

This may cause a population to increase

a)

increase of food supply

b)

removal of predators

c)

removal of disease

d)

all of these

38.

Elephant populations that experience poaching have many more tuskless elephants compared to populations that are protected. Why?

a)

Tusk-less elephants were more likely to survive the poachers

b)

Individuals lost their tusks because they needed to avoid the poachers.

39.

What is net energy?

a)

Total number of energy available from prey

b)

Total energy cost of prey

c)

Total energy available from prey MINUS total energy cost of prey

d)

The sum of all possible prey's available energy

40.

If a hyena consumes 1 warthog, what is its net energy?

a)

-2,000 kcal

b)

+7,000 kcal

c)

-7,000 kcal

d)

+12,000

41.

Baby genotype: C/D

Mother genotype: A/C

Father genotype: C/D

Which allele did the FATHER give to the baby?

a)

A

b)

B

c)

C

d)

D

42.

Which of the following elements are found in carbohydrates? Select all that are present.

a)

Carbon

b)

Hydrogen

c)

Oxygen

d)

Nitrogen

43.

Looking at the image of the skull and digestive system, would you say this animal was an omnivore, carnivore or herbivore.

a)

Omnivore

b)

Herbivore

c)

Carnivore

44.

How does geography influence genetics?

a)

It determines the color of the lions.

b)

It shapes migration routes, barriers, and breeding patterns.

c)

It affects the size of the lions.

d)

It changes the diet of the lions.

45.

According to this diagram, plants absorb

a)

nitrates

b)

nitrogen fixing bacteria

c)

animals

d)

decomposers

46.

How might a lack of sunlight disrupt the food web?

a)

It would cause consumers to consume less.

b)

It would prevent decomposers from decomposing matter

c)

It would prevent producers from producing nutrients.

d)

It would not disrupt the food web at all.

47.
What do the arrows show in a food chain picture?
a)

They always point to the smallest animals.

b)

They point to the animal that tastes the best.

c)

They always point to the producers.

d)

They point in the direction that energy is flowing.

48.

Energy is released from ATP when

a)

the last phosphate bond breaks

b)

the bond between adenine and sugar breaks

c)

the bonds in the sugar molecule break

49.

Which of the following is NOT a human impact?

a)

drought

b)

war

c)

agriculture

d)

defoestation

50.

Which of the following is/are sources of elephant DNA? Select all that apply.

a)

dung

b)

hair roots

c)

tusks

d)

skin cells

51.

Which of the following is NOT required for seed germination?

a)

Water

b)

Oxygen

c)

Warmth

d)

Sunlight

52.

What charge does DNA have?

a)

positive

b)

no charge (neutral)

c)

negative

d)

none of the above

53.

If a seed is kept cold and dry, what will most likely happen?

a)

It will germinate quickly

b)

It will begin photosynthesis

c)

It will remain dormant and not germinate

d)

It will produce flowers immediately

54.

Which DNA fragments mover through a gel the fastest?

a)

shortest fragments

b)

medium-sized fragments

c)

longest fragments

d)

they all mover at the same rate

55.

The length of a DNA fragment is measured i

a)

mm (mililiters)

b)

um (microliters)

c)

cm (centimeters)

d)

bp (base pairs)

56.

Three DNA segments exist with the following 4 letter repeats. Which will move the furthest through a gel during electrophoresis?

a)

12

b)

8

c)

4

d)

2

57.

The graph shows the changes in the mule deer population from 1978 to 2001. In what year was the population the highest?

a)

1979

b)

1983

c)

1986

d)

1991

58.

The graph shows the changes in the mule deer population from 1978 to 2001. During what time period was the mule deer population affected by increased limiting factors?

a)

1978-1980

b)

1983-1986

c)

1986-1990

d)

1999-2000

59.

What trophic level does the snake belong to?

a)

producer

b)

primary consumer

c)

secondary consumer

d)

tertiary cosumuer

60.

How would this starfish population change over time if sea turtles (predators) preferred to eat dark colored starfish?

a)

the population would become larger in size

b)

the population would become darker in color over time

c)

the population would become smaller in size

d)

the population would become lighter in color over time

61.

Based on these results, whose blood was found at the crime scene?

a)

Bob

b)

Sue

c)

John

d)

Lisa

62.

What is the monomer of proteins?

a)

glucose (monosaccharide)

b)

glycerol

c)

amino acid

d)

nucleotide

63.

Carbohydrates are made of molecules containing which elements?

a)

Carbon, Helium & Oxygen

b)

Carbon, Hydrogen & Oxygen

c)

Carbon, Hydrogen, Oxygen & Nitrogen

d)

Carbon, Hydrogen, Oxygen, NItrogen & Phosphorous

64.

Baby genotype: 123/125

Mother genotype: 123/127

Father genotype: 123/125

Which allele did the FATHER give to the baby?

a)

123

b)

125

c)

127

d)

both 123 and 125

65.

Proteins are made of molecules containing which elements?

a)

Carbon, Helium & Oxygen

b)

Carbon, Hydrogen & Oxygen

c)

Carbon, Hydrogen, Oxygen & Nitrogen

d)

Carbon, Hydrogen, Oxygen, NItrogen & Phosphorous

66.

What is the relationship between mass and kcal?

a)

the larger an organism is, the more energy it contains

b)

the larger an organism is, the less energy it contains

c)

the larger an organism is the faster it moves

d)

the larger an organism is, the less energy it needs

67.

For which gene is cub 709 heterozygous?

a)

FCA 26

b)

FCA 45

c)

FCA 77

d)

FCA 96

68.

Which groups of lions show a closer genetic relationship?

a)

Tigers and the Sabi Sands lions

b)

Kalahari and Umfolozi

c)

Fannie Roberts and Etosha

69.

Organisms that need nitrogen to survive.

a)

only plants

b)

only animals

c)

only bacteria

d)

all living things

70.

How do animals get the nitrogen they need?

a)

From the air they breathe

b)

From the water they drink

c)

From the food they eat

d)

From the sun

71.

Bacteria fix nitrogen from the atmosphere into a form plants can use.

a)

True

b)

False

72.

What does aerobic mean?

a)

without ATP

b)

without oxygen

c)

with ATP

d)

with oxygen

73.

What compound is broken down in cellular respiration?

a)

ATP

b)

water

c)

glucose

d)

carbon dioxide

74.

What does photosynthesis produce?

a)

water for plants

b)

glucose for all living things

c)

glucose for plants

d)

ATP for plants

75.

What is the name of the green pigment in plants?

a)

chloroplast

b)

glucose

c)

chlorophyll

d)

ATP

76.

What is the definition of photosynthesis?

a)

plants use glucose to produce ATP

b)

uses the sun's energy to produce glucose

c)

the breakdown of carbon dioxide to glucose

d)

uses the sun's energy to produce ATP

77.

What is the correct equation for cellular respiration?

a)

6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy

b)

6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy

c)

6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O

d)

6CO2 + 6H2O + Energy -> 6O2 + C6H12O6

78.

Where do plants receive their energy from?

a)

carbon dioxide from the air

b)

water from the roots

c)

the sun

d)

oxygen from the air

79.

Analyze the graphic above. Which of the following statements accurately names and describes the function of the organelle labeled A?

a)

A mitochondrion produces energy from food to power cellular processes.

b)

A mitochondrion produces food using radiant energy.

c)

A chloroplast produces energy from food to power cellular processes.

d)

A chloroplast produces food using radiant energy.

80.

Analyze the graphic above. What cellular process is occurring in the organelle labeled B?

a)

Photosynthesis

b)

Cellular Respiration

c)

Chemosynthesis

d)

Protein Synthesis

81.

Analyze the graphic above. What are the chemicals represented by the Y?

a)

H2O + O2

b)

H2O + CO2

c)

C6H12O6 + O2

d)

C6H12O6 + CO2

82.

Which statement best describes adaptation's role in natural selection?

a)

Adaptations are a result of natural selection.

b)

Adaptations limit an organism's ability to reproduce and survive, removing those genes from the gene pool.

c)

Organisms that are more adapted survive longer and reproduce more often, which leads to an increase of those genes in the population

d)

Adaptations are the only contributing factor to natural selection.

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