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Homeostasis
Test Description: Homeostasis, vaccines, photosynthesis and cell respiration
Instructions: Answer all questions to get your test result.
1) An enzyme that digest starch will not digest glucose because enzymes are
A
synthetic
B
organic
C
generalized
D
specific
2) What are enzymes in the human body primarily responsible for?
A
Transporting nutrients through the body
B
Repairing damaged cells
C
Speeding up chemical reactions*
D
Directing bodily movements
3) What does it mean for an enzyme to denature
A
it loses its shape
B
it is no longer organic
C
it works more effectively
D
it leaves the body
4) Photosynthesis enables plants to produce most of the glucose that they need. What is not required for photosynthesis to take place?
A
water
B
carbon dioxide
C
oxygen
D
light
5) Green plants produce their own food during photosynthesis. Which of these statements about photosynthesis is TRUE?
A
Water is one product of photosynthesis.
B
Oxygen is one product of photosynthesis.
C
Chlorophyll is one product of photosynthesis
D
Carbon dioxide is one product of photosynthesis.
6) Which cell organelle creates energy for the cell by performing cellular respiration?
A
nucleus
B
chloroplast
C
mitochondria
D
vacuole
7) Why is cell respiration and photosynthesis opposite?
A
The plant takes in carbon dioxide and releases oxygen and then the human takes in oxygen CO2
B
What is released in photosynthesis is not used in cell respiration.
C
Photosynthesis occurs at night
D
Respiration only happens during the day
8) What do we call an antigen-binding protein produced by white blood cells.
A
Antiseptic
B
Antigen
C
Antibiotic
D
Antibody
9) A new vaccine was developed and then tested on a large sample of individuals. This new vaccine will be considered effective if it helps prepare the body to fight future invasion by
A
inhibiting the response of red blood cells
B
stimulating the reproduction of microbes
C
stimulating the production of antibodies
D
inhibiting the action of immune cells
10) Which of the following best describes the contents of a flu vaccine?
A
a virus that attacks the flu virus
B
medicine that activates if the flu virus becomes present in a host
C
dead or weakened particles of the flu virus
D
bacteria that distract the flu virus from attacking the host's cells
*select an answer for all questions
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