Questions

Who coined the term "Ecology"?

Which planet has the maximum number of satellites?

Who proposed Continental drift theory?

From an external point two tangents to a circle are drawn. The chord passing through the points of contact subtends an angle72° at the centre. The angle between the tangents is?

ABCD is a cyclic quadrilateral ∠DBA=50° and ∠ADE=33°, then the measurement of ∠BCD is

If two successive discounts of 50% and 10% are offered, then what is the net discount (in %)?

Which of the statements given below are correct?
1. The author of the novel 'An Affair Downstairs' is Sherri Browning.
2. The author of the novel 'White Teeth' is Zadie Smith.
3. The author of the novel 'Atonement' is Ian McEwan.

Venn diagram was invented by