Biology Quiz - 6
Q1: Which of the following statements is wrong for viroids?
(a) They cause infections.
(b) Their RNA is of high molecular weight.
(c) They lack a protein coat.
(d) They are smaller than viruses.
Q2: When two homozygous black and white andalusian fowls were crossed, the F1 individuals appeared blue and on selfing produces black, blue and white fowl in the ratio of 1 :2 : 1.This is an example of
(a) dominance
(b) incomplete dominance
(c) co-dominance
(d) pleiotropism.
Q3: Virus free plants can be formed by:
(a) Meristem culture
(b) Callus culture
(c) Somatic cell culture
(d) Protoplast fusion
Q4: If mitochondria is absent in mature RBC what will be the source of energy?
(a) TCA
(b) ETS
(c) Link reaction
(d) Glycolysis
Q5: m-RNA is formed by:
(a) Translation
(b) Transcription
(c) Duplication
(d) Capping
Q6: Which one of the following animals is correctly matched with its particular named taxonomic category?
(a) Tiger tigris, the species
(b) Cuttle fish - mollusk, a class
(c) Humans primata, the family
(d) Housefly Musca, an order
Q7: Which of the following were present in prebiotic soup?
(a) Zn, Fe, Al
(b) Proteins, nucleic acids, carbohydrates, lipids
(c) Vitamins
(4) None of these
Q8: Which gas is present predominantly in biogas?
(a) Methane
(b) Ethane
(c) Butane
(d) Propane
Q9: Fungi are filamentous with the exception of 'X' which is unicellular. Identify X?
(a) Yeast
(b) Albugo
(c) Mucor
(d) Lichen
Q10: Bryophytes do not possess:
(a) Vascular tissue
(b) Gametophyte
(c) Alternation of generation
(d) Spores
Q11: Which of the following is mainly produced by the activity of anaerobic bacteria on sewage?
(a) Laughing gas
(b) Propane
(c) Mustard gas
(d) Marsh gas
Answers:
1: (c) They lack a protein coat.
2: (b) incomplete dominance
3: (a) Meristem culture
4: (d) Glycolysis
5: (b) Transcription
6: (a) Tiger tigris, the species
7: (b) Proteins, nucleic acids, carbohydrates, lipids
8: (a) Methane
9: (a) Yeast
10: (a) Vascular tissue
11: (d) Marsh gas
ЁЯСЙSee Also:
Biology Quiz (AIPMT/NEET) Set-5
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