Biology
Assertion (A): Rods and Cones are photoreceptors in the sclera of eyeball.
Reason (R): Rods are sensitive to dim light.
- 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
The two cerebral hemispheres are joined by a sheet of fibres called:
- Pons
- Corpus luteum
- Hypothalamus
- Corpus callosum
The onset of menstruation in a human female is called:
- Menopause
- Menarche
- Ovulation
- Oogenesis
Priya tried to match the hormones with their effect on the human body. She tabulated the pairs as follows:
Hormone Effect on the body P Stimulates conversion of Glycogen to Glucose Q Reabsorption of water by the Nephrons. Identify the correct pair of hormones.
- P- Insulin, Q- Glucagon
- P- Adrenaline, Q- Oxytocin
- P- Glucagon, Q- Vasopressin
- P- Vasopressin, Q- Adrenaline
While studying the stages in the evolution of man, a well-developed chin is observed in
- Homo habilis
- Homo erectus
- Homo sapiens
- Australopithecus