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Botany Mcqs :: All Aptitude Test ::

Home » GAT Subject » Botany Mcqs » Aptitude Test - 9
1.Pentaradial symmetry symmetery
A. Hydra
B. Star fish
C. Ameoba
D. Hydra
2.Hydroskeleton is found in:
A. Frog
B. Grasshopper
C. Earthworm
D. Frog
3. Mesenteries are found in:
A. Diploblastic
B. Friploblastic
C. Psuedocoelomate
D. Diploblastic
4.A mutation has changed an isoleucine residue of a protein to Glutamic acid, which statement best describes its location in a hydrophilic exterior
A. On the surface since it is hydrophilic in nature
B. In side the core of the protein since it is hydrophobic in nature
C. Any where inside or outside
D. On the surface since it is hydrophilic in nature
5.Glycine and proline are the most abundant amino acids in the structure of
A. Hemoglobin
B. Myoglobin
C. Insulin
D. Hemoglobin
6.Some proteins contain additional amino acids that arise by modification of an amino acid already present in a peptide, examples include
A. 4 -hydroxy proline
B. 5- hydroxy Lysine
C. Gamma Amino Butyric Acid
D. 4 -hydroxy proline
7.Choose the incorrect statement out of the followings
A. Only L amino acids are found in the biological system
B. Glycine is optical inactive
C. Tyrosine is a modified amino acid
D. Only L amino acids are found in the biological system
8.Choose a nano peptide out of the followings
A. Oxytocin
B. Vasopressin
C. Bradykinin
D. Oxytocin
9.Which out of the following amino acids carries a net positive charge at the physiological p H ?
A. Valine
B. Leucine
C. Isoleucine
D. Valine
10.Which out of the following amino acids is a precursor for a mediator of allergies and inflammation?
A. Histidine
B. Tyrosine
C. Phenyl Alanine
D. Histidine
11.Mother of a mal nourished child has been instructed to include a complete protein in diet for her child, which out of the followings proteins should be recommended?
A. Pulses
B. Wheat
C. Soy Protein
D. Pulses
12. All of the below mentioned amino acids can participate in hydrogen bonding except one
A. Serine
B. Cysteine
C. Threonine
D. Serine
13.All of the following amino acids are both glucogenic as well as ketogenic except
A. Isoleucine
B. Leucine
C. Tyrosine
D. Isoleucine
14.Which out of the following amino acid is a precursor of niacin (Vitamin)?
A. Tyrosine
B. Threonine
C. Tryptophan
D. Tyrosine
15.The greatest buffering capacity at physiological p H would be provided by a protein rich in which of the following amino acids?
A. Serine
B. Cysteine
C. Alanine
D. Serine
16.Which of the following peptides is cyclic in nature-?
A. Glutathione
B. Gramicidin
C. Met encephalin
D. Glutathione
17.Which out of the followings is not a fibrous protein?
A. Carbonic anhydrase
B. Collagen
C. Fibrinogen
D. Carbonic anhydrase
18.Which of the following amino acid is a limiting amino acid in pulses?
A. Leucine
B. Lysine
C. Methionine
D. Leucine
19.Which out of the following is not a haemo protein ?
A. Catalase
B. Myeloperoxidase
C. Glutathione peroxidase
D. Catalase
20.All the below mentioned proteins are metalloproteins except
A. Carbonic anhydrase
B. Xanthine oxidase
C. Lactate dehydrogenase
D. Carbonic anhydrase
21.Which out of the following is a peptide antibiotic?
A. Erythromycin
B. Gramicidin
C. Ciprofloxacin
D. Erythromycin
22. Choose the Anticancer peptide out of the followings
A. Bleomycin
B. Methotrexate
C. Cytosine Arabinoside
D. Bleomycin
23.Which of the following amino acids is most compatible with an α- helical structure?
A. Tryptophan
B. Alanine
C. Leucine
D. Tryptophan
24.A virus is made up of _______
A. Protein coat and nucleic acid
B. Protein coat and mitochondria
C. Nucleic acid and cell membrane
D. Protein coat and nucleic acid
25.The protein coat of viruses that enclose the genetic material is called _______
A. Virion
B. Capsid
C. Peplomers
D. Virion
26.Which of the following statements are true about a virion?
A. Lytic phage
B. Lysogenic phage
C. The viral capsid
D. Lytic phage
27.Which of the following is the genome of the virus?
A. DNA
B. RNA
C. DNA or RNA
D. DNA
28.Which of the following is the largest virus?
A. Megavirus chilensis
B. Arbo virus
C. Herpes virus
D. Megavirus chilensis
29.Which of the following statements are true about the capsomeres?
A. It is an individual unit of the capsid
B. It is a viral protein for replication
C. It is a unit of nucleic acid in viruses
D. It is an individual unit of the capsid
30.Which of the following statements are true about the peplomeres?
A. It is an individual unit of capsids
B. It is a spike-like projection on the enveloped viruses
C. It is a projection on the viral membrane
D. It is an individual unit of capsids
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