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Spring Semester Review Set 2
King - Science
25
Science
7th Grade
05/27/2009

Additional Science Flashcards

 


 

Cards

Term

Cnidarians use their ____ to capture food.

Definition
tentacles
Term
Unlike most other types of ____, slugs do not have a shell.
Definition
gastropods
Term

____, the class that contains clams,

is named for the two shells each member has.

Definition
Bivalves
Term
Earthworms grind soil in the ____.
Definition
gizzard
Term
All arthropods have an external covering called the ____.
Definition
exoskeleton
Term
____ make up the largest group of arthropods.
Definition
Insects
Term

Of the following, which is NOT an echinoderm?

 

a.

sea star

c.

sand dollar

b.

lobster

d.

sea urchin

Definition
lobster
Term

Of the following, which is an endothermic vertebrate?

a.

garter snake

c.

shark

b.

leopard frog

d.

dolphin

Definition
dolphin
Term
Frogs hear with their ____.
Definition
tympanum
Term
What is the purpose of mammals' hair or fur?
Definition

insulates the body from cold

protection from wind and rain

insulates the body from heat

 

 

D. All of these

Term

Of the following, which is NOT a vascular plant?

a.

moss

c.

fern

b.

pine tree

d.

horsetail

Definition

moss

Term

Ancient seedless plants compacted and

eventually turned into the ____ we use today.

Definition
coal
Term

Nonvascular plants include ____.

Definition
mosses and liverworts
Term
Ferns are the most abundant of the ____ plants.
Definition
seedless vascular
Term

The oldest trees alive are the ____.

Definition
gymnosperms
Term

Roots have all of the following functions EXCEPT to ____.

a.

anchor the plant

c.

store food

b.

absorb water

d.

make food

Definition
make food
Term
The major function of leaves is to ____.
Definition
make food
Term
Photosynthesis is the process in which plants use energy from light to produce ____.
Definition
food
Term
Water enters plants through the ____.
Definition
roots
Term

The green color of tree leaves is due

to green light energy reflected from ____.

Definition
chlorophyll
Term
Most of the life of any cell is spent in a period of growth called ____.
Definition
interphase
Term
The chromosomes in the nucleus of a cell contain a code known as ____.
Definition
DNA
Term
Haploid numbers of chromosomes are usually found in the ____ of an organism.
Definition
sex cells
Term

Each human skin cell has ____ pairs of chromosomes.

Definition
23
Term

In ____ a body part regrows

 and may form a new organism.

Definition
regeneration
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