Question
The number of live births per thousand people per year is called:
The number of live births per thousand people per year is called: (a) Mortality (b) Population density (c) Population growth rate (d)…
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Question
The structure that lies at the junction of the choroid and the iris and is itself a part of the choroid is called:
The structure that lies at the junction of the choroid and the iris and is itself a part of the choroid is…
Question
Assertion: Seminal vesicles pour an alkaline secretion into the semen as it passes through the ureter.
Assertion (A): Seminal vesicles pour an alkaline secretion into the semen as it passes through the ureter. Reason (R): The female vagina…
Question
The hormone that induces vigorous contractions of the uterus in a pregnant mother is:
The hormone that induces vigorous contractions of the uterus in a pregnant mother is: (a) Oestrogen (b) Prolactin (c) Oxytocin (d) Progesterone
Question
A scientist wanted to conduct a genetic experiment on mice. He cut the tails of all the mice and made them reproduce.
A scientist wanted to conduct a genetic experiment on mice. He cut the tails of all the mice and made them reproduce.…
Question
Assertion: A turgid plant cell is in a balanced state.
Assertion (A): A turgid plant cell is in a balanced state. Reason (R): In a turgid cell, turgor pressure and wall pressure…
Question
The optimum temperature for photosynthesis is:
The optimum temperature for photosynthesis is: (a) 10 – 15°C (b) 60 – 65°C (c) 40 – 45°C (d) 25 – 35°C
Question
Ajay and Vijay are siblings. Ajay can roll his tongue while Vijay cannot. What is the genotype of their parents?
Ajay and Vijay are siblings. Ajay can roll his tongue while Vijay cannot. What is the genotype of their parents? (a) Both…
Question
Assertion: Deficiency of Antidiuretic hormone causes an increase in urination.
Assertion (A): Deficiency of Antidiuretic hormone causes an increase in urination. Reason (R): Antidiuretic hormone acts on the kidney to reabsorb water…
Question
A phase of cell division where the spindle fibres disappear is:
A phase of cell division where the spindle fibres disappear is: (a) Telophase (b) Prophase (c) Metaphase (d) Anaphase