A rose plant obtained f rom self cross of het erozygous red has produced 200 f lowers. How many of them would be heterozygous red flowers ?
(1) 25 (2) 50 (3) 100 (4) 150

Darwin was most influenced by Research work of

(1) Alfred Russel Wallace
(2) Herbart Spencer
(3) Mal Thus
(4) Weismann

Which of the following is the correct scientific name of man?

(1) Homo Sapiens
(2) Homo sapien 
(3) Homosapien 
(4) Homo sapiens

Mendel used a number of contrasting visible characters of garden pea. Which of the following is incorrect pair of contrasting characters ?

(1) Tall/Dwarf ­ - Height of stem
(2) Round / Wrinkled -­ Shape of seed
(3) White / Red ­ - Colour of flower
(4) Yellow / Green ­ - Colour of seed

Potato and runners of grass is an example of

(1) Homologous organs
(2) Analogous organs
(3) Vestigial organs
(4) Atavism