Chlorosis, i.e., yellowish hue on the leaves results from
Correct answer D. All of these
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MDCAT Biology MCQs
Page 38 of MDCAT Biology multiple-choice questions with answers. Tap an option to check yourself.
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- Biological Molecules 74
- Coordination and Control 72
- Biology Diagnostic 70
- Cell Structure and Function 67
- Biotechnology 65
- Reproduction 58
- Bioenergetics 55
- Circulation 50
- Inheritance 48
- Digestion 45
- Immunity 45
- Support and Movement 45
- Acellular Life (Viruses) 45
- Homeostasis 45
- Respiration and Gaseous Exchange 45
- Evolution 45
- Enzymes 45
- Cell Cycle 41
- Chromosome and DNA 40
- Biology Introduction 38
- Ecosystem 27
Apomixis is a form of
Correct answer C. Parthenogenesis
____ is a quiescent form of phytochrome.
Correct answer B. P660
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Resumption of normal growth by a dormant embryo is called
Correct answer B. Germination
Evolution of pollen tube is parallel to the evolution of
Correct answer D. Seed
In asexual reproduction offspring are genetically
Correct answer D. Both a and c
Critical day length for cocklebur is
Correct answer D. 15.5 hrs
End of menstrual cycle in old age is called
Correct answer B. Menopause
Nutrition to egg in ovary is provided by
Correct answer B. Follicle cells
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During birth which of following act as birth canal?
Correct answer D. Vagina
Which of these cycles operate in human females?
Correct answer B. Menstrual cycle
In which of the following animals, placenta is formed?
Correct answer C. Eutherian
The animals in which there are separate male and female individuals are called
Correct answer A. Unisexual
Fetus is human embryo from the beginning of
Correct answer B. 3rd month
Total gestation period is about
Correct answer C. 280 days
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Duration of menstrual cycle is
Correct answer D. 28 days
Fertilization of ovum occurs
Correct answer A. In proximal part of oviduct
2nd meiotic division in oocyte is completed
Correct answer B. When oocyte is fertilized by sperm
Sertoli cells
Correct answer D. Both a and b
Example of ovoviviparous
Correct answer C. Duckbill platypus