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Factors Influencing Growth

Total questions: 34

Worksheet time: 25mins

Name
Class
Date
1.

Which of the following is a genetic factor that affects an organism's growth?

a)

Temperature

b)

Nutrition

c)

Genes inherited from parents

d)

Amount of sunlight

2.

How do environmental factors influence the growth of plants?

a)

By altering their genetic makeup

b)

By providing the necessary conditions for growth

c)

By changing the color of the plants

d)

They have no effect

3.

Which factor is NOT an environmental conditions that can influence the growth of organisms?

a)

availability of food

b)

birth rate

c)

availability of space

d)

availability of water

4.

Overall, the oyster population has what type of trend?

a)

Nothing

b)

Increasing

c)

Decreasing

d)

All over the place

5.

Overall, what is happening to the population in Sooner, OK?

a)

Increasing

b)

Decreasing

c)

Staying the same

d)

Not enough data

6.

What can you infer about incubation temperature and the gender of the hatchlings?

a)

24.5 degrees produces more males than females

b)

26.5 degrees produces more males than females

c)

The incubation temperature doesn't affect the gender.

d)

24.5 degrees produces more hatchlings

7.

An environmental changes drastically reduced the population of Lavender plants. The Lavender plants provided the only source of food for a nearby population of bees. Which statement describes the likely effect of this change?

a)

The number of bees will decrease because they will not have enough food.

b)

The number of bees will stay the same.

c)

The number of bees will stay the same because they will find food elsewhere.

d)

The number of bees will increase.

8.

If a disease destroying red oak trees swept through an ecosystem, what would happen to the acorn eating squirrel population?

a)

Nothing

b)

It would increase

c)

It would decrease

d)

All of the above.

9.

If the amount of resources increases, the population would

a)

increase

b)

decrease

c)

stay the same

d)

go extinct

10.

If a trait varies within a pair of identical twins, it is most likely caused by

a)

genetic traits

b)

inherited traits

c)

what you eat

d)

the environment

11.

The shape of a plant's leaf is an example of a

a)

Genetic factor

b)

Environmental factor

12.

The amount of water available is an example of a

a)

Genetic factor

b)

Environmental factor

13.

__________ refers to a plant's response toward or away from a stimulus.

a)

Tropism

b)

Photoperiodism

c)

Metamorphosis

d)

Auxin

14.

Phototropism is:

a)

when plants grow toward a light source.

b)

a directed growth or movement in response to a stimuli.

c)

the growth of a plant in a particular direction in response to gravity.

d)

when plants change their growth to bend around an object or grow up a wall or tree.

15.

Gravitropism is:

a)

when plants grow toward a light source.

b)

the growth of a plant in a particular direction in response to gravity.

c)

a directed growth or movement in response to a stimulus.

d)

when plants respond to touch and change their growth to bend around an object or grow up a wall or tree.

16.

Thigmotropism is:

a)

a directed growth or movement in response to a stimulus.

b)

when plants grow toward a light source.

c)

when plants grow in a particular direction in response to gravity.

d)

when plants respond to touch and change their growth to bend around an object or grow up a wall or tree.

17.

This is an example of what?

a)

Gravitropism

b)

Thigmotropism

c)

Phototropism

18.

This is an example of what?

a)

Gravitropism

b)

Thigmotropism

c)

Phototropism

19.

This is an example of what?

a)

Phototropism

b)

Thigomotropism

c)

Gravitropism

20.

______ is a change in a plant's direction of growth in response to the direction form which a stimulus comes.

a)

Growth

b)

Thigmotropism

c)

Tropism

d)

Gravitropism

21.

Which type of tropism is represented in the GIF of a Venus Fly Trap?

a)

Hydrotropism

b)

Thigmotropism

c)

Phototropism

d)

Gravitropism

22.

Which of the following is an environmental factor that can influence the growth of an organism?

a)

Eye color

b)

Amount of sunlight

c)

Inherited genes

d)

Blood type

23.

What is the likely effect on a plant if it receives less water than usual?

a)

It will produce more seeds

b)

It will grow faster

c)

It may not grow as well

d)

It will change its genetic makeup

24.

A factor from an organism's surroundings that influences it in some way

a)

Environmental factor

b)

Genetic factor

25.

Genes passed (DNA) from parent to offspring that determine characteristics for success

a)

Genetic factor

b)

Environmental factor

26.

The type of soil a tree is rooted in is an example of a

a)

Genetic factor

b)

Environmental factor

27.

The color of a flower is an example of a

a)

Genetic factor

b)

Environmental factor

28.

The color of an Elk's fur is an example of a

a)

Genetic factor

b)

Environmental factor

29.

Two trees' roots competing for water is an example of a(n)

a)

Genetic factor

b)

Environmental factor

30.

A person deciding to workout, lift weights, and become buffed is an example of a(n)

a)

Genetic factor

b)

Environmental factor

31.

The spots on a fawn when it is first born is an example of a

a)

Genetic factor

b)

Environmental factor

32.

How tall a Pine Tree grows on average is an example of a

a)

Genetic factor

b)

Environmental factor

33.

The amount of sun a plant can get is an example of a(n)

a)

Genetic factor

b)

Environmental factor

34.

The amount of humidity in an area is an example of a(n)

a)

Genetic factor

b)

Environmental factor