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MDCAT Question Bank

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1009 available questions

Biology · Question 281

The wings of a bird and the wings of a beetle are considered?

  1. taxonomic
  2. phylogentic
  3. homologous
  4. analogous
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Correct answer: D

analogous

Biology · Question 282

Which of these is a eucoelomate?

  1. Earthworm
  2. Jelly fish
  3. Sycon
  4. Planaria
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Correct answer: A

Earthworm

Biology · Question 283

What percentage of protein is found in the cell membrane?

  1. 20-4-
  2. 40-50
  3. 60-80
  4. 90
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Correct answer: C

60-80

Biology · Question 284

Primordial soup is a set of hypothetical conditions on ancient earth first proposed by?

  1. Dmitri Ivanovsky
  2. Dmitry Anuchin
  3. Nikolay Shatsky
  4. Alexander Oparin
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Correct answer: D

Alexander Oparin

Biology · Question 285

In what year was the first person vaccinated by Edward Jenner?

  1. 1876
  2. 1796
  3. 1696
  4. 1850
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Correct answer: B

1796

Biology · Question 286

Nutrition to egg in ovary is provided by which of the following?

  1. germ cells
  2. milk cells
  3. follicle cells
  4. all of these
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Correct answer: C

follicle cells

Biology · Question 287

The process of spermatogenesis (formation of sperm) takes place in which part of male reproductive system?

  1. Urethra
  2. Epididymis
  3. Oviduct
  4. Seminiferous tubules
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Correct answer: D

Seminiferous tubules

Biology · Question 288

Which scientists gave postulate that giraffes have long necks because they wanted to eat the leaves of tall trees?

  1. Watson and Crick
  2. Lamark
  3. Darwin
  4. All of these
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Correct answer: B

Lamark

Biology · Question 289

In which part of the chloroplast the fixation of carbon dioxide results in the formation of Sugars?

  1. Grana
  2. Stroma
  3. Intergranum
  4. Outer membrane of chloroplast
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Correct answer: B

Stroma

Biology · Question 290

All chromosomes other than sex chromosomes are called:

  1. Autosomes
  2. Allosomes
  3. Microsomes
  4. None of them
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Correct answer: A

Autosomes