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Biology 10th Class English Medium Online Test MCQs With Answers
Question # 1
A purple flowered pea plant has the genotype PP, which of the following statements about this plant is FALSE.
Choose an answer
Its phenotype will be white flowers .
It has a homozygous dominant genotype.
When bred to a white flowered plant all offspring will be purple flowered.
All the gametes produced will have the same flower colour allele
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Question # 2
No. of components of coordination process is:
Choose an answer
4
7
3
5
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Question # 3
______is unable to see during day time.
Choose an answer
Rabbit
Owl
Cat
Human
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Question # 4
If you look at an intact human brain, what you see the mostis a large, highly convoluted outer surface, this is the:
Choose an answer
Cerebrum
Cerebellum
Pons
Medulla oblongata
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Question # 5
Medicines which induce sedation by reducing irretability and excitement are called:
Choose an answer
Analgesics
Antibiotics
Sedative
Vaccines
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Question # 6
The glottis is guarded by a flap of tissue called:
Choose an answer
Trachia
Glottis
Bronchi
Epiglottis
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Question # 7
In Genetic Engineering palsmid is used as:
Choose an answer
Vector
Endonucleases
Binder enzyme
Donor
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Question # 8
Where the sperms of male rabbit are deposited in the female rabbit?
Choose an answer
Horns
Cervix
Follicle
Ovaries
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Question # 9
Length of spinal cord is:
Choose an answer
10 cm
20 cm
30 cm
40 cm
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Question # 10
In _________ the buds do not detach from the parent body.
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Hydra
amoeba
Becteria
Corals
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Question # 11
Most of the gaseous exchange in a leaf occurs through:
Choose an answer
Stomata
General surface
Cuticle
Lenticels
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Question # 12
In ecosystem the role of decomposers is played by
Choose an answer
animals
plants
bacteria and fungi
algae
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Question # 13
A group of organisms of the same species inhabiting a species geographical area ta a particular time is called:
Choose an answer
population
community
ecosystem
species
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