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Quiz 2
Mdcat-past-papers - ETEA Quiz
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Board: ETEA |
21. The statement "the membrane is like a sea of lipids in which proteins are floating" represents:
Gorter & Grendel Model
J F Danielle & Davison Model
Robertson Model
S.J Singer and Nicholson Model
22. #NAME?
Membrane proteins
Membrane glycolipids
Membrane carbohydrates
Membrane cholesterol
23. Plasma membrane is differentially permeable membrane due to the presence of:
Carbohydrates
Proteins
Lipids
Vitamins
24. Which organelle contribute towards steroid production?
Endoplasmic reticulum
Golgi apparatus
Ribosomes
Conversion of mRNA to amino acids
25. Storage diseases are caused by the excessive accumulation of substances within the cell, due to the deficiency of certain enzymes in one of:
Amylase
Lysosomal
Cytosol
Golgi apparatus
26. The lysosomes found in eukaryotes contain:
Hydrolytic enzyme
Oxidative enzyme
Reductive enzyme
Microlitic organelle
27. The colloidal mixture of ions, organic and inorganic salts present in the nucleus is called:
nuclear membrane
nucleoplasm
nucleolus
chromosome
28. The chloroplasts contain:
proteins only
small circular DNA only
ribosomes only
Proteins, ribosomes and small circular DNA
29. Mitochondrion was first seen as granules in:
White blood cells
muscle cells
Red blood cells
liver cells
30. Which is the factory for synthesis of sugars in autotrophic eukaryotes?
Mitochondria
Chloroplast
Ribosome
Amyloplasts
31. Function of nucleolus is to form:
Nuclear envelope
Chromosome
rRNA
Cytoplasm
32. Where are spindle fibers attached on a chromosome during cell division?
Centromere
Nucleolus
Histone proteins
Telomere
33. Chromosome is typically made up from combination of:
DNA and protein
RNA and lipids
DNA and RNA
RNA and proteins
34. Which cytoplasmic organelle make their own proteins?
Chromosomes
Mitochondria
Golgi apparatus
Smooth endoplasmic reticulum
35. The active mass movement of mitochondria in the cytoplasm is due:
Cyclosis
Golgi apparatus
Endoplasmic streaming movement
Transfer RNA
36. Which of the following is a prokaryote?
Protista
E. coli
Ameoba
Fungi
37. Which of the following contains the same number of molecules as 22 gram of carbon dioxide?
9g of water
2g of H gas
32g of O gas
71g of chlorine
38. Molecular mass = 60, empirical formula = CH₂O. Molecular formula is:
CH₂O
C₂H₄O₂
C₃H₆O₃
C₄H₈O₄
39. One molecule of O₂ has the same mass as:
8 moles of helium
16 moles of H₂
2 molecules of CH₄
One gram atom of sulfur
40. The reactant which is consumed first in a chemical reaction is called:
Consumed reactant
Limiting reactant
Excess reactant
Non-reacted reactant
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