Homozygous yellow was crossed with green seed plant. All F1 offspring having yellow seed plant were allowed to self fertilization to produced F2 plant. Further F2 plant self fertilized. What is phenotype ratio in F3 generation?

TLS Online TPP Program

#Question id: 19291

#Unit 9. Diversity of Life Forms

Reptilian embryos are protected from desiccation by a leathery shell. Similarly, which pair of structures protects seed plantsʹ embryos and male gametophytes, respectively, from desiccation? 

TLS Online TPP Program

#Question id: 19292

#Unit 9. Diversity of Life Forms

Pollen tube is a part of___

TLS Online TPP Program

#Question id: 9050

#Unit 9. Diversity of Life Forms

If an ecologist were studying the regional interactions among multiple populations of different species and how they influence the exchange of materials between their various environments, then this would be an example of which kind of research?

TLS Online TPP Program

#Question id: 9051

#Unit 9. Diversity of Life Forms

What would happen to the seasons if Earth were tilted 35 degrees off its orbital plane instead of the usual 23.5 degrees?

TLS Online TPP Program

#Question id: 9052

#Unit 9. Diversity of Life Forms

Which of the following causes seasons on Earth?

TLS Online TPP Program

#Question id: 9053

#Unit 9. Diversity of Life Forms

Which of the following might be an investigation of microclimate?