Biology
Grade-9
Easy
Question
Birds’ beaks evolve mainly due to the type of ___________________ available.
- Food
- Water
- Shrubs
- Mates
Hint:
Food
The correct answer is: Food
Beaks changed as the birds developed different tastes for fruits, seeds or insects picked from the ground or cacti.
Long, pointed beaks made some of them more fit for picking seeds out of cactus fruits. Shorter, stouter beaks served best for eating seeds found on the ground.
Related Questions to study
Biology
The failure of one or more pairs of homologous chromosomes or sister chromatids to separate "normally" during meiosis is called _____________________.
The failure of one or more pairs of homologous chromosomes or sister chromatids to separate "normally" during meiosis is called _____________________.
BiologyGrade-9
Biology
A pair of identical chromosomes (one inherited from mom and one inherited from dad) is called ______________________________.
A pair of identical chromosomes (one inherited from mom and one inherited from dad) is called ______________________________.
BiologyGrade-9
Biology
What is the primary cause of genetic variation during meiosis?
What is the primary cause of genetic variation during meiosis?
BiologyGrade-9
Biology
Crossing over occurs between________________.
Crossing over occurs between________________.
BiologyGrade-9
Biology
Linkage is a phenomenon seen during.
Linkage is a phenomenon seen during.
BiologyGrade-9
Biology
Traits that are passed through generations include which of these?
Traits that are passed through generations include which of these?
BiologyGrade-9
Biology
Which process makes variation / genetic diversity possible?
Which process makes variation / genetic diversity possible?
BiologyGrade-9
Biology
The offspring of asexually reproducing organisms have genes that are _________ to that of their parent.
The offspring of asexually reproducing organisms have genes that are _________ to that of their parent.
BiologyGrade-9
Biology
Difference in DNA between individuals or populations________.
Difference in DNA between individuals or populations________.
BiologyGrade-9
Biology
What changes in the genetic material do you observe in the image below?
What changes in the genetic material do you observe in the image below?
BiologyGrade-9
Biology
A length of DNA that codes for a specific characteristic.
A length of DNA that codes for a specific characteristic.
BiologyGrade-9
Biology
The term coacervates was coined by Sidney fox.
The term coacervates was coined by Sidney fox.
BiologyGrade-9
Biology
___________ is the driving force of evolution.
___________ is the driving force of evolution.
BiologyGrade-9
Biology
Which theory stated that life did not arise on planet earth?
Which theory stated that life did not arise on planet earth?
BiologyGrade-9
Biology
The term coacervates was coined by:
The term coacervates was coined by:
BiologyGrade-9
