#Question id: 11404
#Section 5: Applied Ecology & Evolution
You were discovered 4 species in forest, their characteristic as following,
A specie eat only bamboo;
B species eat fruits of many tree species;
C species Short life span;
D species low population variability .
Which of the following species characteristics have been proposed as more prone to extinct?
#Question id: 12442
#Section 1: Ecology
#Question id: 3314
#Section 2: Evolution
The body weight of offspring of bird species is range between 12 gm to 18 gm. In a laboratory experiment, species was subjected to selection pressure having influence on the offspring body weight. After many generations of experimental selection pressure, the body weight range between 14 gm to 16 gm. Which of the following natural selection operate on this species?
#Question id: 4730
#Section 2: Evolution
Cross is made between a pure breeding plant having red coloured male flowers with a pure breeding plant having white colored female flowers. All of these offspring are white colored flower. Upon selfing of these F1 red flower plant produced both red and white flower. Which of the following is conclusion of these cross?
#Question id: 4941
#Section 2: Evolution
Which of the factors below weaken the hypothesis of abiotic synthesis of organic monomers in early Earthʹs atmosphere?
1. the relatively short time between intense meteor bombardment and appearance of the first life forms
2. the lack of experimental evidence that organic monomers can form by abiotic synthesis
3. Uncertainty about which gases comprised early Earthʹs atmosphere