Control and Co-ordination — BIOLOGY STD 12 Science — Question

A population will not exist in Hardy Weinberg equilibrium if:

Succession showing changes in communities at a place is called:

Opening of inferior vena cava is guarded by …………………..

The greatest biomass of autotrophs in the world’s oceans is that of:

In a type of apomixis known as adventive embryony, embryos develop directly from the -

A pea plant with yellow and round seeds is crossed with another pea plant with green and wrinkled seeds produce 51 yellow round seeds and 49 yellow wrinkled seeds, the genotype of plant with yellow round seeds must be ……………….

In monocot embryo the protective sheath of plumule is called ______________ .

Who was man with ape-brain ?

Water absorbed from root hair when passes through intercellular spaces and cell wall it is …………….. pathway.

In mammals, the estrogens are secreted by the graafian follicle from its ……………….