1 Biology (+1)

Q.1 Which of the following organelle has single membrane:(A) Nucleus (B) Cell wall(C) Mitochondria (D) Sphaerosomes

[CBSE PMT 1999]Q.2 In a polysaccharide, the individual monosaccharides are

linked by a :(A) Glycosidic bond(B) Peptide bond(C) Ester bond(D) Phosphodieoter bond

[AMU (MED.)2011, KERALA PMT 2011]Q.3 Controlling centre of cell is :

(A) Nucleus (B) Nucleolus(C) Mitochondria (D) Ribosome

[AFMC 1996]Q.4 Function of centriole is:

(A) Formation of spindle fibres(B) Formation of nucleolus(C) Initiation of cell division(D) Formation of cell plate.

[CBSE PMT 2000, CPMT 1996, J&K CET 2005]Q.5 Structure of nuclear membrane helps in

(A) Organisation of the spindle(B) Synapsis of homologous chromosome(C) Nucleo cytoplasmic Exchange of material(D) Anaphasic separation of daughter chromosome

[R PMT 2005]Q.6 Which of the following is an essential fatty acid :

(A) Linoleic acid (B) Palmitic acid(C) Stearic acid (D) Oleic acid

[D PMT 2003]Q.7 Inulin found in plant cell is a :

(A) Lipid (B) Protein(C) Polysaccharide (D) Vitamin [BHU 2002]

Q.8 Which is non- reducing sugar :(A) Glucose (B) Galactose(C) Mannose (D) Sucrose

[ORISSA JEE 2004, BIHAR 2005]Q.9 Glycoproteins contain :

(A) Protein & fat(B) Protein & salt(C) Protein & Vitamin(D) Protein & Carbohydrates. [KCET 2000]

Q.10 Lipids are insoluble in water, because lipids moleculeare :(A) Neutral (B) Zwitter ions(C) Hydrophobic (D) Hydrophilic

[CBSE PMT 2002]

(MCQ) +1Time : 45 min. Biology (Series-A) M.M.120

Q.11 Which of the following is polymerized to form proteins :(A) Protein (B) Carbohydrates(C) Amino acids (D) Muramic acid.

[MHCET 2003]Q.12 Cellulose is a :

(A) Monosaccharide(B) Oligosaccharide(C) Homopolysaccharide(D) Heteropolysaccharide. [MANIPAL 2005]

Q.13 The repeating unit of glycogen is :(A) Fructose (B) Lactose(C) Glucose (D) Galactose

[WB JEE 2010]Q.14 Which of the following has a single membrane

(A) Ribosome (B) Nucleolus(C) Chloroplast (D) Peroxisome

[MP PMT 1999]Q.15 Inulin is a polymer of :

(A) Glucose (B) Galactose(C) Fructose (D) Arabinose

[WB JEE 2011]Q.16 DNA differs form RNA :

(A) In the nature of sugar alone(B) In the nature of purines alone(C) In the nature of sugar & pyrimidines(D) None of the above [BHU 2003]

Q.17 How many nucleotides are present in one turn of DNAhelix.(A) 4 Pairs (B) 8 Pairs(C) 10 Pairs (D) 9 Pairs

[MP PMT 1999,2000, HARYANA PMT 2005]Q.18 Nucleic acid occurs in :

(A) Golgi body(B) Lysosomes(C) Cytoplasm(D) Mitochondria & Chloroplast

[K CET 2007]Q.19 DNA strands are antiparallel because of the presence of :

(A) H- Bonds(B) Peptide bonds(C) Disulphide bonds(D) Phospho- diester bonds.

[KERALA PMT 2004]Q.20 The base- Pair of DNA are correctly shown as :

(A) A T & C = G (B) A =T & C = G(C) A = T & C G (D) A T & CG

[BIHAR MDAT 1995, BHU 1998,99, 2004]

Series-A

2 Biology (+1)

Q.21 Which of the following is not a pyrimidine :(A) Thymine(B) Uracil(C) Guanine(D) Cytosine [MP PMT 2007]

Q.22 The similarity between DNA & RNA is that both are(A) Double stranded(B) Having similar sugars(C) Polymers of nuleotides(D) Having similar pyrimidines

Q.23 A combination of apoenzyme & co-factor produces :(A) E-S complex (B) E-P complex(C) Holoenzyme (D) Prosthetic group.

[A.II.M.S.1999]Q.24 Sugar present in Milk is :

(A) Fructose (B) Glucose(C) Lactose (D) Sucrose

[K.C.E.T. 2010]Q.25 The protein part of a conjugated enzyme is :

(A) Holoenzyme (B) Isoenzyme(C) Apoenzyme (D) Coenzyme

[AMU 2009]Q.26 Table sugar is :

(A) Sucrose (B) Glucose(C) Fructose (D) Lactose.

[UP CPMT 2009]

Q.27 A nucleoside differs from a nucleotide in not having:(A) Sugar(B) glucose(C) Nitrogen base(D) Phosphate group [DUMET 2010]

Q.28 Starch & cellulose are the compounds made up of manyunits of :(A) Simple sugar(B) fatty acid(C) Glycerol(D) Amino acid [CPMT 1988,89, 93, 2004]

Q.29 DNA is mainly found in(A) Nucleus only(B) Nucleus & cytoplasm(C) Cytoplasm only(D) None of these

[AMU (MED.)1996, CBSE PMT 1999]Q.30 The function of nucleolus is the synthesis of :

(A) DNA(B) m- RNA(C) r-RNA(D) t-RNA

[MP PMT 1994, 97, CPMT 2001, CBSE PMT 2012]

Series-A