Question : Which scientist explained that cells divide and new cells are formed from pre-existing cells?

Option 1: Theodor Schwann

Option 2: Rudolf Virchow

Option 3: Antonie Van Leeuwenhoek

Option 4: Robert Hooke

Question : Who had used the term "Ecology" the first time?

Option 1: Charles Darwin

Option 2: Robert Whittaker

Option 3: Ernst Haeckel

Option 4: Arthur Tansley

Question : The loss of weight of a body submerged (partially or fully) in a fluid is equal to the weight of the fluid displaced. Who among the following scientists was the first one to establish this phenomenon?

Option 1: Daniel Bernoulli

Option 2: Archimedes

Option 3: Osborne Reynolds

Option 4: Evangelista Torricelli

Question : Due to the presence of which of the following, there is a difference between animal cells and plant cells?

Option 1: Ribosomes

Option 2: Cell wall

Option 3: Chloroplast

Option 4: Protoplasm

Question : A double helical model of DNA was proposed by___________.

Option 1: Watson and Crick

Option 2: Robert Hook

Option 3: Robert Brown

Option 4: Har Gobind Khorana