Q. 1
The cell wall of fungus is made up of
- a. Peptidoglycan
- b. Chitin
- c. Cellulose
- d. Starch
- e. Glycogen
- Answer: A
Q. 2
The stimulated sensory receptors pass the information to
- a. Excretory system
- b. Integumentary system
- c. Endocrine system
- d. Nervous system
- e. Circulatory system
- Answer: A
Q. 3
Intron containing genes are called
- a. Silent genes
- b. Pseudogenes
- c. Structural genes
- d. Split genes
- e. Gap genes
- Answer: A
Q. 4
Which of the following cells have phagocytic activity?
- a. Neutrophils
- b. Monocytes
- c. Basophils
- d. Macrophages
- e. A, B and D
- Answer: A
Q. 5
Carrageenan, a thickening agent used in food products is extracted from
- a. Red algae
- b. Green algae
- c. Blue green algae
- d. Golden algae
- e. String algae
- Answer: A
Q. 6
Placenta present in mammals can produce
- a. Estrogen
- b. HCG
- c. Luteinizing hormone
- d. Testosterone
- e. Both A and B
- Answer: A
Q. 7
Polar bodies are formed during
- a. Development of sperm
- b. Development of oocyte
- c. The fertilization of male and female gametes
- d. Implantation of the blastocyst
- e. Acrosome reaction of sperm
- Answer: A
Q. 8
Which of the following statements is true?
- a. Nucleoside contains of a six carbon sugar
- b. Nucleoside is composed of nucleic acids
- c. Nucleoside is composed of nucleotides
- d. Nucleotide is composed of nucleic acids
- e. Nucleic acid is composed of nucleotides
- Answer: A
Q. 9
Which of the following is an example of an elastomer?
- a. Aorta
- b. Bicuspid valve
- c. Synovial joint
- d. Renal vein
- e. None of these
- Answer: A
Q. 10
Which of the following disorders occurs due to base substitution mutation?
- a. Sickle cell anaemia
- b. Turner’s syndrome
- c. Down’s Syndrome
- d. Edward’s syndrome
- e. Both B and C
- Answer: A
Q. 11
The first living form that evolved from non-living substances is named as
- a. Coacervate
- b. Precell
- c. Cell
- d. Microsphere
- e. All the above
- Answer: A
Q. 12
Haemagglutinin spikes are found on the surface of
- a. Fungi
- b. Cyanobacteria
- c. Virus
- d. Prions
- e. Diatoms
- Answer: A
Q. 13
The rock formed by solidification of molten magma is
- a. Igneous rock
- b. Metamorphic rock
- c. Sedimentary rock
- d. Mudrock
- e. Both B and C
- Answer: A
Q. 14
What was the name given by Mendel to genes?
- a. Units
- b. Factors
- c. Orders
- d. Characters
- e. Genes
- Answer: A
Q. 15
Which of the following is a peripheral protein?
- a. Spectrin
- b. Ankyrin
- c. Aquaporins
- d. Calcium pump
- e. Both A and B
- Answer: A