1. What is a tissue?
A. Group of organs
B. Group of cells with similar function
C. Group of systems
D. Single cell
Answer: B
Which level of organization comes after cells?
A. Organ
B. Tissue
C. System
D. Organism
Answer: B
Which tissue covers body surfaces?
A. Muscle
B. Nervous
C. Epithelial
D. Connective
Answer: C
Which tissue connects and supports other tissues?
A. Epithelial
B. Muscle
C. Connective
D. Nervous
Answer: C
Which tissue is responsible for movement?
A. Connective
B. Muscle
C. Nervous
D. Epithelial
Answer: B
Which tissue transmits signals in the body?
A. Nervous
B. Muscle
C. Epithelial
D. Connective
Answer: A
Blood is classified as which type of tissue?
A. Muscle
B. Connective
C. Epithelial
D. Nervous
Answer: B
The smallest unit of an organ is:
A. Cell
B. Tissue
C. System
D. Organ
Answer: A
The heart is an example of:
A. Tissue
B. Organ
C. System
D. Cell
Answer: B
A group of organs working together forms a:
A. Tissue
B. System
C. Cell
D. Organism
Answer: B
Which organ pumps blood?
A. Brain
B. Lungs
C. Heart
D. Liver
Answer: C
Which system is responsible for breathing?
A. Digestive
B. Circulatory
C. Respiratory
D. Nervous
Answer: C
Which system transports nutrients and oxygen?
A. Digestive
B. Circulatory
C. Nervous
D. Skeletal
Answer: B
The brain belongs to which system?
A. Digestive
B. Respiratory
C. Nervous
D. Circulatory
Answer: C
Which organ is part of the digestive system?
A. Heart
B. Liver
C. Brain
D. Kidney
Answer: B
Which tissue lines internal organs?
A. Muscle
B. Connective
C. Epithelial
D. Nervous
Answer: C
Which connective tissue is rigid?
A. Blood
B. Bone
C. Fat
D. Cartilage
Answer: B
Cartilage is found in:
A. Heart
B. Nose and ears
C. Brain
D. Skin
Answer: B
Which muscle is involuntary?
A. Skeletal
B. Smooth
C. Voluntary
D. Cardiac voluntary
Answer: B
Cardiac muscle is found in:
A. Brain
B. Heart
C. Lungs
D. Liver
Answer: B
Which tissue stores fat?
A. Adipose tissue
B. Blood
C. Bone
D. Muscle
Answer: A
Which organ filters blood?
A. Liver
B. Kidney
C. Heart
D. Brain
Answer: B
Which system removes waste?
A. Respiratory
B. Digestive
C. Excretory
D. Nervous
Answer: C
Skin is an example of:
A. Tissue
B. Organ
C. System
D. Cell
Answer: B
Which tissue allows body movement?
A. Nervous
B. Muscle
C. Connective
D. Epithelial
Answer: B
The basic unit of life is:
A. Tissue
B. Organ
C. Cell
D. System
Answer: C
Organs combine to form:
A. Cells
B. Tissues
C. Systems
D. Molecules
Answer: C
Which system controls body activities?
A. Circulatory
B. Digestive
C. Nervous
D. Respiratory
Answer: C
Which tissue protects the body?
A. Epithelial
B. Muscle
C. Nervous
D. Bone
Answer: A
Which organ is responsible for thinking?
A. Heart
B. Brain
C. Kidney
D. Liver
Answer: B
Which system includes bones?
A. Muscular
B. Skeletal
C. Nervous
D. Digestive
Answer: B
The function of red blood cells is to:
A. Fight disease
B. Carry oxygen
C. Store fat
D. Produce hormones
Answer: B
Which tissue helps in quick responses?
A. Muscle
B. Nervous
C. Connective
D. Epithelial
Answer: B
Which organ is involved in gas exchange?
A. Heart
B. Lungs
C. Liver
D. Kidney
Answer: B
Which system breaks down food?
A. Respiratory
B. Digestive
C. Nervous
D. Skeletal
Answer: B
Which tissue is flexible but strong?
A. Bone
B. Cartilage
C. Blood
D. Muscle
Answer: B
Which organ produces bile?
A. Kidney
B. Liver
C. Heart
D. Brain
Answer: B
Which system protects internal organs?
A. Skeletal
B. Digestive
C. Nervous
D. Respiratory
Answer: A
Smooth muscles are found in:
A. Bones
B. Organs
C. Brain
D. Skin
Answer: B
Which system helps movement?
A. Digestive
B. Skeletal & Muscular
C. Nervous
D. Circulatory
Answer: B
Which organ stores urine?
A. Kidney
B. Bladder
C. Liver
D. Heart
Answer: B
Which system carries hormones?
A. Circulatory
B. Nervous
C. Digestive
D. Skeletal
Answer: A
Which tissue type forms glands?
A. Muscle
B. Epithelial
C. Nervous
D. Connective
Answer: B
Which organ controls coordination?
A. Heart
B. Brain
C. Liver
D. Kidney
Answer: B
Which system includes the stomach?
A. Digestive
B. Respiratory
C. Nervous
D. Circulatory
Answer: A
Which organ removes carbon dioxide?
A. Heart
B. Lungs
C. Liver
D. Brain
Answer: B
Which tissue forms tendons?
A. Muscle
B. Connective
C. Nervous
D. Epithelial
Answer: B
Which system includes glands?
A. Endocrine
B. Skeletal
C. Respiratory
D. Digestive
Answer: A
Which organ regulates blood sugar?
A. Pancreas
B. Heart
C. Kidney
D. Brain
Answer: A
50. Which level is the highest organization?
A. Cell
B. Tissue
C. Organ
D. System
Answer: D