Lesson 3 & 4

Question 1

A tiny nonliving particle that enters and then reproduces inside a living cell

Answer 1

Virus

Question 2

An organism that provides a source of energy or a suitable environment for a parasite to live with in or on

Answer 2

Host

Question 3

A substance used in s vaccination that consists of pathogens that have been weakened or killed but can still trigger the body to produce chemicals that destroy the pathogens

Answer 3

Vaccine

Question 4

Single celled organisms that lack nucleus;prokaryotes

Answer 4

Bacteria

Question 5

A eukaryotic organism that cannot be classified as an animal, plant, or fungus

Answer 5

Protist

Question 6

An organism that benefits by living with, on, or in a host in a parasitism interaction

Answer 6

Parasite

Question 7

Tissue vascular plants nonvascular plants vertebrates invertebrates

Answer 7

H

Question 8

A group of similar cells that preform a specific function

Answer 8

Tissue

Question 9

A plant that has true vascular tissue for transporting materials

Answer 9

Vascular plants

Question 10

An animal with a backbone

Answer 10

Vertebrate

Question 11

An animal without a backbone

Answer 11

Invertebrate

Question 12

A low growing plant that lacks true vascular tissue for transporting materials

Answer 12

Nonvascular plants