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Nafs 3

Total questions: 52

Worksheet time: 1hrs 13mins

Name
Class
Date
1.

living and nonliving system in a place .........

a)

Ecosystem

b)

food chain

2.

Number of the individuals of the same kind ..........

a)

adaptation

b)

population

3.

All populations form ...........

a)

Community

b)

technology

4.

Cactus plant lives in ..............

a)

desert

b)

forests

5.

Rainy forests have................

a)

cactus

b)

a lot of trees

6.

Fires only have negative effects on the environment.

a)

True

b)

False

7.

Throwing garbage in rivers helps improve water quality.

a)

True

b)

False

8.

An __________ includes all living and non-living things in an environment.

a)

population

b)

abitotic

c)

ecosystem

d)

invasive species

9.

Which organism make their own food through the process of photosynthesis?

a)

herbivore

b)

decomposer

c)

consumer

d)

producer

10.

How do consumers get their energy?

a)

providing food for other organisms

b)

eating other organisms

c)

surviving in an ecosystem

d)

none of these

11.

A primary consumer...

a)

is an animal at the top of the food chain

b)

is a carnivore

c)

is an animal at the beginning of the food chain

d)

none of these

12.

The feeding relationship from one organism to another in an ecosystem is known as a ____________________.

a)

producer

b)

food chain

c)

herbivore

d)

carnivore

13.

A lion hunts and eats an antelope. In this case, the lion is the:

a)

Prey

b)

Parasite

c)

Consumer

d)

Producer

14.
An organism that can make its own food is called?
a)
Consumer
b)
Producer
c)
Decomposer
d)
Herbivore
15.

What animals can be found in the desert?

a)

Camels, Parrots, Beetles, Monkeys

b)

Camels, Meerkats, Scorpions, Grasshoppers, Horned Toads

c)

Fish, Lions, Bears, Dragonflies, Deer

d)

Unicorns, Dragons, Flying Pigs, Mermaids

16.

Animal that hunts and kills other animals for food.

a)

Prey

b)

Consumer

c)

Predator

17.

Plants provide ............................for the animals.

a)

Carbon dioxide

b)

Oxygen

c)

Nutrients

18.
Which characteristic would most likely be inherited by a baby?
a)
brown hair
b)
crying a lot
c)
ability to jump high
d)
his ability to talk
19.
Which trait does a puppy inherit from its parents?
a)
fur color and pattern
b)
obedience to commands
c)
food brand preference
d)
affection for a specific home
20.
Having blue eyes like mom
a)
learned behavior
b)
inherited trait 
21.
Riding a bike
a)
inherited trait
b)
learned behavior 
22.
Why are your chromosomes arranged in pairs?
a)
Scientists have no idea
b)
Because you get one from your mom and one from your dad
c)
Because pairs can divide easier
d)
Because DNA is awesome
23.
An allele whose trait only shows up when no dominant allele is present.
a)
hidden allele
b)
dominant allele
c)
recessive allele
d)
present allele
24.

What is a trait?

a)

A physical characteristic passed down from your mom

b)

A behavioral characteristic passed down from your dad

c)

A physical or behavioral characteristic passed down from your parents

d)

A behavioral characteristic passed down by your mom

25.
The trait that covers up or dominates another form of the trait
a)
recessive
b)
dominant
c)
strong
d)
weak
26.
The trait that is covered over by another form of the trait; it seems to disappear
a)
dominant
b)
recessive
c)
weak
d)
strong
27.

What is a pedigree?

a)

A type of genetic disorder

b)

A way of tracing a trait through a family tree

c)

A scientific tool for measuring traits

d)

A chart used for breeding animals

28.

What is the importance of understanding pedigrees in biology?

a)

It helps in studying inheritance patterns, genetic disorders, and family health history.

b)

It is used to classify different species of plants and animals.

c)

It provides a method for measuring environmental impacts on genetics.

d)

It is primarily concerned with the physical characteristics of organisms.

29.
Matter is anything that takes up space
a)
True
b)
False
30.
Liquids have a certain shape and a volume of their own. Liquids are something you can touch.
a)
True
b)
False
31.
What are the states of matter?
a)
solid, liquid, and juice
b)
solid and liquid
c)
solid and gas
d)
solid, liquid, and gas
32.
Which state of matter has particles that are tightly packed?
a)
liquid
b)
gas
c)
solid
33.
Something that takes up space and has mass.
a)
volume
b)
matter
c)
mass
d)
density
34.
Liquid matter takes the shape of _______.
a)
a gas
b)
water
c)
a pet
d)
Its container
35.
Helium is a ____________.
a)
liquid
b)
solid
c)
gas
36.
Sand is a ___________________.
a)
liquid
b)
solid
c)
gas
37.
I am the smallest whole particle of matter. 
a)
atom
b)
compound
c)
molecule
d)
mixture
38.

What term means "take up space"

a)

Volume

b)

Matter

c)

Mass

d)

Substance

39.

Amy has a small sample of an unknown element that she is trying to identify. Amy divides the mass of the sample by its volume.


Which property of matter is Amy using to identify the element?

a)

Weight

b)

Density

c)

Texture

d)

Freezing point

40.

Solids have a definite _______________.

a)

smell

b)

shape

c)

picture

41.

The amount of matter something contains is its ______________.

a)

mass

b)

solid

c)

weight

42.
What is a insulator?
a)
a material that slows the transfer of heat
b)
a material that transfers heat easily
c)
a material that is fluffy
d)
a material that is temperature controlled
43.

What is the BEST example of a conductor of thermal energy?

a)

A wooden block

b)

A wool oven mitt

c)

A plastic mug

d)

A metal pan

44.
What is a conductor?
a)
a material that slows the transfer of heat
b)
a material that transfers heat easily
c)
a material that is fluffy
d)
a material that is temperature controlled
45.
A conductor allows energy to easily pass by.  
a)
True 
b)
False
46.
A great conductor of energy is:
a)
wood
b)
plastic
c)
metal
d)
cloth
47.
Conductors are materials that...
a)
Allow heat to pass through
b)
Stop heat from passing through
c)
Allow cold to pass through
d)
Stop cold from passing through
48.

True or False: Many metals are good conductors.

a)

True

b)

False

49.

True or False: A metal spoon is not a good conductor because it is metal.

a)

True

b)

False

50.

True of False: Wood is a good conductor.

a)

True

b)

False

51.

True or False: Insulators are used on the outside of electrical wires because heat does not flow through it.

a)

True

b)

False

52.

Select All: Which of the following are considered good insulators.

a)

metal

b)

rubber

c)

plastic

d)

wood

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