Sleep movements in plants are which type of movement?
Correct answer A. Turgor movements
Topic / 70 questions
Biology Diagnostic MCQs
Page 2 of Biology Diagnostic 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
Which of the following is most likely to happen in an animal during winter?
Correct answer A. Thermogenesis
In mammals, what does sebum from sebaceous glands help with?
Correct answer B. Protection against microorganisms
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How long after the previous meal do hunger pangs usually start?
Correct answer A. 12-24 hours
The one that stores calcium?
Correct answer C. Sarcoplasmic reticulum
The one which is a weed killer?
Correct answer C. 2 4-D
The one which causes contraction of wall of the uterus during and after birth?
Correct answer C. Oxytocin
Which one of the following syndrome is the result of meiotic non dysjunction?
Correct answer D. All of these
The red green colour blindness is sex linked recessive condition in man. A father with normal vision and a color blind mother world expect to produce.?
Correct answer A. Color blind sons and daughter with normal vision
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The one which is present in all aerobic species?
Correct answer A. Cytohrome c
Competition between species will be greatest if they attempt to occupy the same
Correct answer D. Niche
All of the following are involved in nitrification except
Correct answer C. Rhizohium
What percentage of light reaching the earth is used in photosynthesis?
Correct answer D. 1%
What is the characteristic feature of consumers?
Correct answer B. Heterotroph
The greatest diversity of animals in the lake is found in which one of the following zones?
Correct answer B. Littoral zone
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Kangaroo rat most probably would be found in
Correct answer D. Desert
Scurvy and beriberi are caused by the deficiency of:
Correct answer C. Vitamin C and B
The windpipe or trachea lies
Correct answer D. None of these
All of the following veins carry deoxygenated blood except
Correct answer B. Inferior vena cava
The major constituent of blood plasma is
Correct answer C. Water