Biology
Grade-8
Easy
Question
- Universe originated is 20 billion years ago
- The big bang theory explains to us the origin of universe. According to this theory, universe began as just a simple point then expanded and grow as it is right now
- Theory of special creation suggests that earth was 4000 years old
- According to theory of biogenesis, living organisms arise from pre-existing living forms. It can not arise from nonliving things
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A rotating cloud of hot gases and cosmic dust is called ____________.
A rotating cloud of hot gases and cosmic dust is called ____________.
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Theory of biogenesis was given by__________.
Theory of biogenesis was given by__________.
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__________ is defined as change over time.
__________ is defined as change over time.
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Which of the following is FALSE?
Which of the following is FALSE?
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Which of the following is an example of behavioural adaptation:
Which of the following is an example of behavioural adaptation:
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Which of the following is a structural adaptation:
Which of the following is a structural adaptation:
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____________________ is a change in behaviour that comes from experience and is not present in an animal at its birth.
____________________ is a change in behaviour that comes from experience and is not present in an animal at its birth.
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The following image represents:
The following image represents:
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___________ is the thick, insulating layer of fat present underneath the skin and helps to keep the body warm.
___________ is the thick, insulating layer of fat present underneath the skin and helps to keep the body warm.
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Which of the following is not an innate behaviour?
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This is an example of:
This is an example of:
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This is an example of:
This is an example of:
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When the peacock spreads its feathers to attract females for mating, the type of behaviour is called?
When the peacock spreads its feathers to attract females for mating, the type of behaviour is called?
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Match the following:
Match the following:
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Camels can survive a week or more without water.
Camels can survive a week or more without water.
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