TLS Online TPP Program

#Question id: 12466


Which of the following is a density-independent factor that could limit a population of high-altitude butterflies?

#Unit 10. Ecological Principles
  1. A late spring snowstorm
  2. Predation
  3. Scarcity of oviposition sites
  4. Competition for nectar
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TLS Online TPP Program

#Question id: 13157

#Unit 2. Cellular Organization

Following are the some statement . Choose the correct one?
a. Primary Lysosomes are also called storage granules, protolysosomes or virgin lysosomes. Primary lysosomes are newly formed organelles bounded by a single membrane and typically having a diameter of 100 nm. They contain the degradative enzymes which  participate in digestive process. 
b. Heterophagosomes are also called heterophagic vacuoles, heterolysosomes or phagolysosomes. Heterophagosomes are formed by the fusion of primary lysosomes with cytoplasmic vacuoles containing extracellular substances brought into the cell by any of a variety of endocytic processes.
c. Autophagosomes are able to digest intracellular structures including mitochondria, ribosomes, peroxisomes and glycogen granules. 

TLS Online TPP Program

#Question id: 13158

#Unit 2. Cellular Organization

In which process, protein are first encapsulated in a membrane, then the contents of the resulting vesicle are degraded after the vesicle docks with a cytosolic lysosome.

TLS Online TPP Program

#Question id: 14733

#Unit 2. Cellular Organization

Staphylococci are coccus bacteria which usually occur in clusters. What is the benefit of being in cluster

TLS Online TPP Program

#Question id: 14734

#Unit 2. Cellular Organization

Among the following which bacteria shows corkscrew movement?
1. Treponema pallidum
2. Leptospira
3. Borrelia burgdorferi
4. Brachyspira pilosicoli
Which among the following combination is correct?

TLS Online TPP Program

#Question id: 14735

#Unit 2. Cellular Organization

Large surface are a to volume ratio of bacterial cell give advantage for

TLS Online TPP Program

#Question id: 14736

#Unit 2. Cellular Organization

In basal structure of flagella of gram positive bacteria?
1. L
2. P
3. S
4. M
Which combination is not found in above bacteria? Choose the option with both incorrect rings.