Q. 1
A plant that lives in calcium- rich soil is called
- a. Calcifuge
- b. Calciplant
- c. Limnophyte
- d. Agarophyte
- e. Calcicole
- Answer: A
Q. 2
Highly repeated eukaryotic non-coding DNA sequences that are clustered in heterochromatin are
- a. Mitochondrial DNA
- b. Spacer DNA
- c. Satellite DNA
- d. Single copy DNA
- e. Complementary DNA
- Answer: A
Q. 3
Inner mitochondrial membrane has high amounts of
- a. Cholesterol
- b. Cardiolipin
- c. Ergosterol
- d. Stigmasterol
- e. Galactolipids
- Answer: A
Q. 4
Haemocoel is a characteristic feature of phylum _____________
- a. Porifera
- b. Cnidaria
- c. Mammalia
- d. Arthropoda
- e. Platyhelminthes
- Answer: A
Q. 5
Maturation of sperm takes place in which part of male reproductive system?
- a. Prostate gland
- b. Seminal vesicles
- c. Vas deferens
- d. Epididymis
- e. Scrotal sac
- Answer: A
Q. 6
The type of mutation that codes for a stop codon is called
- a. Misscense mutation
- b. Nonsense mutation
- c. Silent mutation
- d. Both A and C
- e. All of the above
- Answer: A
Q. 7
Which of the following is called as pacemaker?
- a. SAN (sino-atrial node)
- b. AVN (atrio-ventricular node)
- c. Right Ventricle
- d. Aorta
- e. Pulmonary vein
- Answer: A
Q. 8
Disulphide bond can be formed between
- a. Two threonine molecules
- b. Two serine molecules
- c. Two cysteine molecules
- d. A Tyrosine and Glycine molecule
- e. An aspartic acid and glutamic acid molecule
- Answer: A
Q. 9
The malarial parasiteplasmodium is
- a. An amoeboid protozoan
- b. A flagellated protozoan
- c. A ciliated protozoan
- d. A sporozoan
- e. Both B and D
- Answer: A
Q. 10
Cuticles of annelids are made of
- a. Chitin
- b. Collagen fibres
- c. Calcium carbonate
- d. Pectins
- e. None of these
- Answer: A
Q. 11
The method used to predict genotypic and phenotypic ratios of progeny from a genetic cross is called
- a. Punnett square
- b. Chi square
- c. Friedman test
- d. Paired t test
- e. None of the above
- Answer: A
Q. 12
The gametophyte of fern is called
- a. Prothallus
- b. Thallus
- c. Hyphae
- d. Conidia
- e. Haustoria
- Answer: A
Q. 13
Casuarina flowers exhibit
- a. Porogamy
- b. Chalazogamy
- c. Apogamy
- d. Mesogamy
- e. Acrogamy
- Answer: A
Q. 14
Which of the following mechanisms uses ATP molecule during transport across cell membrane?
- a. Diffusion
- b. Passive transport
- c. Osmosis
- d. Active transport
- e. All the above
- Answer: A
Q. 15
Phenylketonuria is caused by a mutation in the gene coding for
- a. Pyruvate carboxylase
- b. Phenylalanine hydroxylase
- c. Homogentisate dioxygenase
- d. Glutaryl dehydrogenase
- e. None of these
- Answer: A