GENERAL SCIENCE MCQS SET 32

GENERAL SCIENCE MCQS SET 32

1. Which of the following is the simplest amino acid?
a) Glycine
b) Alanine
c) Aspergine
d) Tyrosine
Answer: a
 
2. The animal cells are interconnected by _________
a) Cell wall
b) Desmosomes
c) Plasma membrane
d) Plasmodesmata
Answer: b

3. Polythene chromosomes are found due to?
a) Mitosis
b) Endomixes
c) Endomitosis
d) Meiosis
Answer: c
 
4. r-RNA is synthesized by __________
a) Cytoplasm
b) Golgi body
c) Nucleolus
d) Nucleus
Answer: c
 
5. Cristae are associated with?
a) Mitochondria
b) Cytoplasm
c) Vacuole
d) Ribosomes
Answer: a
 
6. Glycocalyx is associated with ___________
a) Cell wall
b) Plasma membrane
c) Nucleus
d) Ribosomes
Answer: b
 
7. Histone octamere contains ____________
a) 8 types of histones
b) 5 types of histones
c) 6 types of histones
d) 8 histones of four different types
Answer: d
 
8. Detoxification of lipid drugs and other harmful compounds in ER is carried out by?
a) Cytochrome P450
b) Cytochrome bf
c) Cytochrome D
d) Cytochrome F
Answer: a

9. Sodium and potassium pumps are examples of __________
a) Passive transport
b) Plasmolysis
c) Active transport
d) Osmosis
Answer: c
 
10. Cell theory is not applicable to _________
a) Virus
b) Micro organisms
c) Fungi
d) Algae
Answer: a
 
11. Digestive enzymes are present in __________
a) Liposomes
b) Lysosomes
c) Ribosome
d) Mitochondria
Answer: b
 
12. Which among the following is known as mitoplast?
a) Mitochondria without outer membrane
b) Mitochondria without inner membrane
c) Mitochondria without membranes
d) Another name for mitochondria
Answer: a

13. Cell drinking is ____________
a) Exocytosis
b) Endocytosis
c) Pinocytosis
d) Phagocytosis
Answer: c
 
14. Amyloplasts are articles storing _________
a) Fats
b) Proteins
c) Lipids
d) Starch
Answer: d

15. Centrioles take part in the formation of ___________
a) Cell plate
b) Spindle
c) Nucleus
d) To start cell division
Answer: b