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Biology Past Questions and Answers

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Biology Questions

Question 4416:

The hormones produced in the hypothalamus are ____________

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A Auxin and somatotropium
B Oxytocin and vasopressin
C Parathormone and progesterone
D Testosterone and insulin
E Thyroxine and nor-adrenalin

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Question 4417:

Which is NOT a viral disease?

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A Chicken pox
B Common cold
C Measles
D Poliomyelitis
E Tuberculosis

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Question 4418:

A pair of genes which controls a trait is described as ____________

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A Allele
B Dominant
C Hybrid
D Recessive
E Variant

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Question 4419:

In genetics, test cross is used to ____________

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A Confirm the number of offspring in F1
B Confirm the number of gametes present in parents
C Test for heterozygosity
D Test for X and Y chromosomes
E Test for the phenotypic ratio

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Question 4420:

What is NOT characteristic of fresh water habitats?

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A High osmotic concentration
B Low oxygen concentration
C They are flooded during the rainy season
D Temperature changes daily
E They have limited size-and depth

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