Biology
Assertion (A): We urinate more in summer.
Reason (R): Sweat glands are more active in summer.
- A is True and R is False
- A is False and R is True
- Both A and R are True
- Both A and R are False
Related Questions
While studying the stages in the evolution of man, a well-developed chin is observed in
- Homo habilis
- Homo erectus
- Homo sapiens
- Australopithecus
A pair of corresponding chromosomes of the same shape, size and one from each parent is called:
- Autosomes
- Allosomes
- Analogous chromosomes
- Homologous chromosomes
Rahul inserted a hairpin into his right ear to remove ear wax. He felt a sudden sharp pain with loss of hearing. This was due to:
- Rupture of eardrum
- Rupture of vestibule
- Rupture of cornea
- Rupture of pinna
Assertion (A): All food chains begin with herbivores.
Reason (R): Green plants are heterotrophs.
- A is True and R is False
- A is False and R is True
- Both A and R are True
- Both A and R are False