CBSE
Multiple Choice QuestionsDinosaurs become extinct in
Permian age
Triassic period
Jurassic period
Cretaceous period
During starvation what will be sequence of ending of food stuffs ?
Carbohydrates - Fat- Protein
Carbohydrate - Protein - Fat
Fat - Protein - Carbohydrate
Fat - Carbohydrate- Protein
Example of analogous organs is :
wings of bird and insect
forelimbs of horse and man
teeth of elephant and man
none of the above
Set which includes only analogous organs is
wings of butterfly, housefly and bat
hindlegs of horse, grasshopper and bat
wings of butterfly and wingspread of bat and birds
mandibles of cockroach, mosquito and honey bee
Which one is not correct?
Human - Ureotelic
Birds - Uricotelic
Lizards - Uricotelic
Whale - Ammonotelic
Stanley Miller performed an experiment to prove the origin of life. They took gases NH3 and H2 along with
N2 and H2O
H2O and CH4
CH4 and N2
CO2 and NH3
The first animal domesticated by primitive man was
dog
horse
cat
cow
Which of the following as a living fossil
Pinus
Gnetum
Ginkgo
Riccia
Documented microfossils have been found that are as old as
2.5 billion years
1.5 billion years
3.5 billion years
2.5 million years
Which one of the following is vestigeal organ of human
Hair
Intestine
Wisdom teeth
Muscle of glottis
