Biology Practice Question and Answer
8 Q: Biological catalyst is___
1380 05f756167e487e60dceca7d90
5f756167e487e60dceca7d90- 1Amino acidsfalse
- 2C6H12O6false
- 3N2false
- 4Enzymetrue
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Answer : 4. "Enzyme"
Q: In the context of the human nervous system, which part of the neuron receives information
1376 06572edfe1691dabf7d6129e9
6572edfe1691dabf7d6129e9- 1Dendritetrue
- 2Mitochondriafalse
- 3Axonfalse
- 4Nerve endingfalse
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Answer : 1. "Dendrite"
Explanation :
1. Dendrites are projections of a neuron (nerve cell) that receive signals (information) from other neurons.
2. Transfer of information from one neuron to another is achieved through chemical signals and electrical impulses, i.e. electrochemical signals.
Q: Heart is a muscle?
1370 061110af188e05669409e4ed9
61110af188e05669409e4ed9- 1unmarked and optionalfalse
- 2Lined and optionalfalse
- 3having fewer mitochondriafalse
- 4stimulated or exacerbated and involuntary by a spontaneously produced stimulustrue
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Answer : 4. "stimulated or exacerbated and involuntary by a spontaneously produced stimulus"
Q: Which one of the following is NOT linked to the cerebrum?
1368 060827c4160a06a7ffdaa9b11
60827c4160a06a7ffdaa9b11- 1It is a part of forebrain.false
- 2It has two parts called cerebral hemispheres.false
- 3It forms the front, superior and lateral side of the brain.false
- 4It is the largest part constituting 60% of the brain.true
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Answer : 4. "It is the largest part constituting 60% of the brain. "
Q: Cynophobia is related with __________.
1368 060c1d9e15370593eb9ee596b
60c1d9e15370593eb9ee596b- 1Fear of insectsfalse
- 2Fear of dogs or rabiestrue
- 3Fear of Mirrorsfalse
- 4Fear of snowfalse
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Answer : 2. "Fear of dogs or rabies "
Q: The joint between atlas and axis is called
1363 063cf90210d9e560db8e561f7
63cf90210d9e560db8e561f7- 1Angular jointfalse
- 2Hinge jointfalse
- 3Saddle jointfalse
- 4Pivot jointtrue
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Answer : 4. "Pivot joint"
Q: Consider following features:
(a) Organ system level of organization
(b) Bilateral symmetry
(c) True coelomates with segmentation of body
Select the correct option of animal groups which possess all the above characteristics.
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63c924581c47ef334be20a45(c) True coelomates with segmentation of body
- 1Annelida, Arthropoda and Chordatatrue
- 2Annelida, Arthropoda and Molluscafalse
- 3Arthropoda, Mollusca and Chordatafalse
- 4Annelida, Mollusca and Chordatafalse
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Answer : 1. "Annelida, Arthropoda and Chordata "
Q: Which of the following glands is called the master gland of the human body?
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6045f75456b72a7edb242043- 1thyroidfalse
- 2Adrenalfalse
- 3liverfalse
- 4Pituitarytrue
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