Question # 1

How many pairs of homologous chromosomes are present in human body cells:

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22

23

24

25

Glycerol is produced by:

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Aspergillus

Bacillus

Saccharomyces

Streptococcus

The type of arthritis in which the joints become totally immoveable:

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osteo-arthritis

gout

rheumatoid

none of these

C-Shaped cartilaginous rings are present in the wall of.

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Bronchi

Bronchioles

Alveoli

Trachea

Diazepan is a drug:

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Analgesics

Antibiotics

Sedatives

Vaccines

Transmission of character (traits) from parent offspring is called:

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Inheritance

Mutation

Regeneration

Reproduction

Inside testes, sperms are produced in:

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Vas deferencs

Sperm duct

Seminiferous tubules

Collecting duct

Diploid (2n) is:

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Egg cell

Sperm cell

Zygote

Endosperm

Cartilage is absent in:

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larynx

trachea

bronchi

bronchioles

Adenine always pairs with:

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Guanine

Cytosine

Uracil

thymine

The materials flow forms one trophic level to the next by means of:

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food chains

food webs

energy pyramids

both A and B

THe alternate form of a gene are called:

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Genotype

Phenotype

Alleles

Replication

Number of bones of sternum is:

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1

8

14

22

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