Question
Which is the correct sequence of blood flow in the Pulmonary and Systemic circulation?
Which is the correct sequence of blood flow in the Pulmonary and Systemic circulation? (a) Right Atrium → Right Ventricle → Lungs…
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Bharat woke up late in the morning and missed the school bus.
Bharat woke up late in the morning and missed the school bus. This situation stimulated the nerves of the sympathetic system which…
Question
What is the probability of their sons being colour-blind?
A family has a history of colour blindness. During genetic testing, it was found that the mother is a carrier of colour…
Question
A health organization wants to educate the rural audience about population control using visually engaging methods.
A health organization wants to educate the rural audience about population control using visually engaging methods. Which of these would be effective?…
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Assertion (A): Leukoderma is the biological term for blood cancer.
Assertion (A): Leukoderma is the biological term for blood cancer. Reason (R): An abnormal increase in the number of WBCs causes blood…
Question
Assertion (A): Abscisic acid promotes stomatal closure during a drought.
Assertion (A): Abscisic acid promotes stomatal closure during a drought. Reason (R): Abscisic acid helps the plant to conserve water during stress.…
Question
A sequence of DNA has 300 nitrogenous base pairs, of which 75 are Guanine.
A sequence of DNA has 300 nitrogenous base pairs, of which 75 are Guanine. What is the number of Thymine in this…
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Assertion (A): A thick cuticle reduces transpiration by acting as a barrier.
Assertion (A): A thick cuticle reduces transpiration by acting as a barrier. Reason (R): Desert plants have large, thin leaves for transpiration.…
Question
During the ventricular systole, the atrioventricular valves (P) …………… and the semilunar valves (Q) …………… .
During the ventricular systole, the atrioventricular valves (P) …………… and the semilunar valves (Q) …………… . (a) P-close and Q-open (b) P-close…
Question
Four friends P, Q, R and S were discussing the examples of genetic disorders.
Four friends P, Q, R and S were discussing the examples of genetic disorders. The examples they quoted were as follows: P.…