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Worksheets

Ecology - Part 1

Total questions: 25

Worksheet time: 13mins

Name
Class
Date
1.

True or False: Herbivores eat both plants and animals.

a)

False: Scavengers

b)

True

c)

False: Omnivores

d)

False: Carnivores

2.

A group of individulas of the same species living in the same place at the same time is called a(n) __________.

a)

ecosystem

b)

population

c)

species

d)

organism

3.

Plants use energy from the sun to produce oxygen and ___________.

a)

carbon dioxide

b)

chloroplasts

c)

glucose (sugar)

d)

water

4.

True or False. To carry out photosynthesis, algae and plants use the abiotic factors sunlight, carbon dioxide, and bacteria.

a)

True

b)

False: oxygen

c)

False: soil

d)

False: water

5.

Energy from glucose is released in the process of ___________.

a)

cellular respiration

b)

photosynthesis

c)

interphase

d)

ATP

6.

The products of respiration are _________.

a)

sugar and carbon dioxide

b)

carbon dioxide and water

c)

carbon dioxide, water, and energy

d)

sugar, oxygen, and energy

7.

Carbon dioxide enters the leaf trhough small openings called __________.

a)

mitochondria

b)

stomata

c)

chloroplasts

d)

roots

8.

Chloroplasts contain a pigment called ____________, which captures the energy in light.

a)

glucose

b)

chlorophyll

c)

ATP

d)

mitochondria

9.

How does photosynthesis benefit heterotrophs?

a)

It creates clean water.

b)

It adds carbon dioxide to the air.

c)

It creates food that they can eat.

d)

It filters the air.

10.

True or False: 6CO2 + C6H12O6 --> 6H2O + O2 is the formula for photosynthesis.

a)

True

b)

False:

6C + H2O --> O2 + C6H12O6

c)

False:

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

11.

What do producers release as a result of photosynthesis?

a)

oxygen

b)

nitrogen

c)

carbon dioxide

d)

hydrogen

12.

What happens during photosynthesis?

a)

The cells use oxygen to make food.

b)

The cells use the energy in sunlight to make food.

c)

The cell use the energy in sunlight to make carbon dioxide.s

13.

If a kestrel eats a mouse that eats grass, the kestrel is a __________.

a)

primary (1st level) consumer

b)

decomposer

c)

secondary (2nd level) consumer

d)

producer

14.

The populations of two or more species living in the same place at the same time is called a(n) _________.

a)

population

b)

community

c)

organism

d)

ecosystem

15.

In an energy pyramid, which level has the highest amount of available energy?

a)

producer

b)

primary consumer

c)

secondary consumer

d)

tertiary consumer

16.

This type of organism cannot make its own food and must rely on other organisms.

a)

stomata

b)

heterotrophs

c)

chloroplasts

d)

autotrophs

17.

True or False: Oxygen and sugar (glucose) are products of photosynthesis.

a)

True

b)

False: Carbon dioxide and sugar

c)

False: Carbon dioxide and water

d)

False: Oxygen and sugar

18.

A(n) ___________ is a community PLUS its abiotic factors.

a)

community

b)

population

c)

organism

d)

ecosystem

19.

____________ captures energy from sunlight during photosynthesis.

a)

Carbohydrates

b)

Chlorophyll

c)

Oxygen

d)

Solar cells

20.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO+ light + H2O --> O+ Sugar
b)
CO+ sugar + H2O --> O+ light
c)
O2 + light + H2O --> CO+ Sugar
d)
CO+ O2 + H2O --> Light+ Sugar
21.
Which organisms perform Photosynthesis?
a)

Autotrophs

b)
Only Heterotrophs
c)
Autotrophs and Heterotrophs
22.

In which organelle does photosynthesis take place?

a)

Nucleus

b)

Mitochondria

c)

Chloroplast

d)

Ribosome

23.

How do trees obtain energy?

a)

they produce food through photoynthesis

b)

they eat grass

c)

they absorb nutrients from decomposing pants and animals

d)

they eat animals

24.

Cellular respiration occurs in the ___________ of plants and animals.

a)

leaves

b)

chloroplasts

c)

mitochondria

d)

roots

25.

Cellular respiration occurs in __________.

a)

autotrophs only

b)

omnivores only

c)

heterotrophs only

d)

both autotrophs and heterotrophs