TLS Online TPP Program

#Question id: 9219


If the sex ratio in a population is significantly different from 50:50, then which of the following statements will always be accurate?

#Unit 9. Diversity of Life Forms
  1. The population will enter the extinction vortex.
  2. The genetic variation in the population will increase over time.
  3. Modeling of the minimum viable population size will underestimate the actual population size.

  4. The effective population size will be less than the actual population size.
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TLS Online TPP Program

#Question id: 12157

#Unit 9. Diversity of Life Forms

Which of the following statements concerning protists is false?

TLS Online TPP Program

#Question id: 12158

#Unit 9. Diversity of Life Forms

Which of the following is correctly described as a primary producer?

TLS Online TPP Program

#Question id: 12159

#Unit 9. Diversity of Life Forms

You are given the task of designing an aerobic, mixotrophic protist that can perform photosynthesis in fairly deep water (e.g., 250 m deep), and can also crawl about and engulf small particles. With which two of these structures would you provide your protist?
1. hydrogenosome
2. apicoplast
3. pseudopods
4. chloroplast from red alga
5. chloroplast from green alga

TLS Online TPP Program

#Question id: 12160

#Unit 9. Diversity of Life Forms

Which of these was not derived from an ancestral alpha proteobacterium?

TLS Online TPP Program

#Question id: 12161

#Unit 8. Inheritance Biology

If a cross is made between  two plant heights  46cm and 10cm. The f2 Genotype has been shown;
I) AABBCC - 2) AABBCc – 3) AABbCc – 4) AaBbCc–  5) AaBbcc – 6) Aabbcc – 7) aabbcc –
Find out the 
i) phenotypic values of the given character 
ii) determining the no of polygenes involves and 
iii) what will be the no of QTL?

TLS Online TPP Program

#Question id: 12162

#Unit 8. Inheritance Biology

Nilsson-Ehle’s cross obtained homozygous varieties of wheat that differed in color, he crossed a variety of wheat that possessed white kernels with a variety that possessed  red kernels and obtained the following results:

The following conclusions are made from the results obtained;