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#Question id: 3448


Which scientist devised a rule that predicts when natural selection should favor altruism?

#11. Evolution and Behavior
  1. Karl von Frisch

  2. Niko Tinbergen

  3. Konrad Lorenz

  4. William Hamilton


Answer:- Option(s): 4


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#Question id: 9180

#9. Diversity of Life Forms

Which of the following statements can be accurately made about light in aquatic environments?

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#Question id: 3516

#8. Inheritance Biology

Cross allowed between pure line tall plant with pure line dwarf plant , all F1 having tall phenotype were allowed to self to produced  200 plant The number of F2 plant having pure line tall phenotype?

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#Question id: 11266

#10. Ecological Principles

Which of the following options lists ecosystems in increasing order of consumption efficiency of herbivore?

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#Question id: 7291

#5. Developmental Biology

Five different genes are known to specify floral organ identity in Arabidopsis: APETALA1 (AP1), APETALA2 (AP2), APETALA3 (AP3), PISTILLATA (PI), and AGAMOUS (AG).

Which one of the following statement is incorrect?

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#Question id: 15478

#12. Applied Biology

Escherichia coli preferentially utilizes glucose by preventing the uptake of lactose and switching off transcription of the lac operon. This mechanism is known as 

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