List of top Biology Questions

The post-fertilization change involves _______.

Alexander Von Humbolt described for the first time:

HCG is secreted by _________

Homozygous purelines in cattle can be obtained by:

Organisms possessing strong and stout forelimbs with clawed digits show ______ adaptations

In single Krebs Cycle decarboxylation takes place at ________ steps

Select the mismatch

Thalassemia and sickle cell anemia are caused due to a problem in globin molecule synthesis. Select the correct statement :

The association of histone H1 with a nucleosome indicates

The final proof for DNA as the genetic material came from the experiments of :

Which one of the following plants reproduces vegetatively by epiphyllous buds?

The highest rate of photosynthesis in green plants is in _____ and _____ region of light spectrum.

Which one of the following is NOT a disadvantage of self pollination?

In Aulosira, Tolypothrix and Nostoc, _______ are the sites for nitrogen fixation.

Which one of the following statement is not valid for aerosols ?

A slender, prostrate subaerial branch of the stem which creeps along the ground helping in vegetative reproduction is

Fruit and leaf drop at early stages can be prevented by the application of:

A dioecious flowering plant prevents both :

Maximum cranial capacity is found in ________

Which one of the following process occurs inside the nucleus during protein synthesis in a eukaryotic cells ?

One of the following is NOT an example of incomplete sex-linkage

The prostatic fluid forms about ___________ of total volume of semen.

The vascular cambium normally gives rise to :

The function of copper ions in copper releasing IUD's is :

During anaerobic respiration, number of ATP molecules generated by the breakdown of 20 glucose molecule is _______