Biology MCQs

1496 MCQs  — Everyday Science MCQs  (Page 42 of 150)

Attempt Biology Quiz
Which statement correctly describes the transcription of DNA?
A. It produces another dna molecule
B. It produces mrna
C. It is a semi conservation process
D. It occurs at surface of ribosomes
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Triglyceride is also known as_____________?
A. Natural lipid
B. Neutral lipid
C. Neutral wax
D. All of these
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Carbon commonly combines with______________?
A. H
B. N & o
C. P & s
D. All of these
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The sequence of 3 bases on tRNA which is complementary to condon of mRNA is called____________?
A. Gene
B. Anticodon
C. Code
D. Codon
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The survival of an animal depends upon its ability to take some from its environment____________?
A. Chemicals
B. Hydrocarbons
C. Organic molecules
D. Inorganic molecules
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In humans the number of tetrads formed during mitosis is___________?
A. 23
B. 46
C. 0
D. 4
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Non polar organic molecules are ___________ in water?
A. Soluble
B. Insoluble
C. Partially soluble
D. Depends upon condition
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Interconversion of carbohydrates proteins and lipids in living cells are an example of____________?
A. Coordinated catabolic activities
B. Coordinated anabolic activities
C. Both a and b
D. Any one
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Which one of the following is correct sequence of stages of prophase 1 of meiosis
A. Diakinesis diplotene pachytene leptotene zygotene
B. Zygotene leptotene pachytene diplotene diakinesis
C. Leptotene zygotene pachytene diplotene diakinesis
D. Pachytene leptotene diplotene zygotene diakinesis
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Which one of the following syndrome is the result of meiotic non dysjunction?
A. Klinefelters syndrome
B. Turners syndrome
C. Downs syndrome
D. All of these
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Word of the Day
14 Jul
Obscenity
the state or quality of being obscene.
بےہودگی، فحاشی، بے شرمی

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