Biology is the study of life and living things. It can be divided into different areas that look at the structure, function, anatomy, and behavior of organisms.
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Question 941:
In which of the following does external fertilization take place?
Options:
A) toad
B) lizard
C) bird
D) cockroach
Show Answer
The correct answer is A .
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Question 942:
The structure labelled 5 is the
Options:
A) nucleolus
B) Golgi body
C) mitochondrion
D) vacuole
Show Answer
The correct answer is B .
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Question 943: The mode of feeding in Amoeba and Hydra is
Options:
A) heterotrophic
B) holophytic
C) autotrophic
D) symbiotic
Show Answer
The correct answer is A .
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Question 944: Which of the following is true of climax community?
Options:
A) it persists until the enviroment or climate changes
B) it changes drastically from one year to the next
C) it is first stage in succession
D) It is made up of the tallest trees and the smallest
Show Answer
The correct answer is A .
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Question 945:
The joint at Y in the figure above is
Options:
A) ball and socket
B) hinge
C) pivot
D) rivet
E) none of the above
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The correct answer is B .
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Question 946: Tissue respiration is important for the
Options:
A) absorption of oxygen into the alveoli
B) release of carbon (IV) oxide into the lungs
C) release of energy for the body use
D) exhalation of carbon(IV) oxide from the lungs
Show Answer
The correct answer is C .
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Question 947:
In the diagram, the part labelled IV indicated that the yeast population has
Options:
A) reached its maximum size
B) reached senescence
C) stopped metabolizing food
D) started dying
Show Answer
The correct answer is A .
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Question 948: the function of the long-winged reproductives of the termites colony is to
Options:
A) disperse the population
B) feed the young
C) participate in swarming
D) protect the young
Show Answer
The correct answer is A .
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Question 949: The type of asexual reproduction that is common to both Paramecium and protists is
Options:
A) budding
B) sporulation
C) fragmentation
D) fission
Show Answer
The correct answer is D .
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Question 950: which of the following is an agent of a sexually transmitted disease?
Options:
A) Entamoeba histolytica
B) Salmonella typhi
C) Treponema pallidum
D) Clostridium tetani
Show Answer
The correct answer is C .