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 Biology Questions

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Q:

Phycology is the branch of botany in which we study about__________

A) Algae B) fungi
C) Ecology D) Virus
 
Answer & Explanation Answer: A) Algae

Explanation:
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Q:

Which best summarizes the concept of natural selection?

A) the fittest organisms survive and reproduce B) an organism will always adapt to its environment
C) an organism will always mutate to survive D) a mutation always makes a species fitter
 
Answer & Explanation Answer: A) the fittest organisms survive and reproduce

Explanation:

Natural selection is the differential survival and reproduction of individuals due to differences in phenotype. It is a key mechanism of evolution, the change in the heritable traits characteristic of a population over generations.

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1 4086
Q:

Which best describes a tetrad?

A) A diploid cell B) Two gametes
C) Four chromatids D) A haploid cell
 
Answer & Explanation Answer: C) Four chromatids

Explanation:

A tetrad is best described by Four chromatids. It is formed from two homologous chromosomes, each consisting of two chromatids in the first stage of meiosis called prophase1.

 

A_tetrad_is_made_up_of1562827273.jpg image

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6 4047
Q:

Smallest bone of human body is _________

A) Nails B) Fibula
C) Bone of nose D) Stapes
 
Answer & Explanation Answer: D) Stapes

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10 4044
Q:

The type of fracture where bone is broken at several places

A) Complicated fracture B) Green stick fracture
C) Impact fracture D) Comminuted fracture
 
Answer & Explanation Answer: D) Comminuted fracture

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8 4043
Q:

The main buffer system of the human blood is

A) H2CO3 B) H2SO4
C) CO2 D) O3
 
Answer & Explanation Answer: A) H2CO3

Explanation:

the_main_buffer_system_of_the_human_blood_is1556690852.jpg image

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4 4019
Q:

Mycolog is the branch of botany in which we study about

A) Algae B) Fungi
C) Bacteria D) Virus
 
Answer & Explanation Answer: B) Fungi

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7 4017
Q:

The pair of spinal nerves in main are

A) 30 B) 31
C) 32 D) 33
 
Answer & Explanation Answer: B) 31

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Filed Under: Biology

12 4016