List of top Biology Questions

Indicate the sequence during spermatogenesis.
Endosperm nucleus is
Egg in female gametophyte is accompanied by
Each 100 ml of human arterial blood carries �P� ml of $O_2$ and �Q� ml of $CO_2$ whereas each 100 ml of venous blood carries �R� ml of $O_2$ and �S� ml of $CO_2$. Choose the values of P, Q, R and S.
Melatonin is produced from
Nitrogenase enzyme is a
The hormone that stimulates the release of pancreatic juice is
Third stage larva of Wuchereria bancrofti carried by Culex mosquito is called
Wildlife Protection Act India was implemented in the year
Medullary rays are tissues made up of
Which of the following is a bacterium involved in denitrification?
Which one of the following is not a micronutrient for plants?
Which one of the following statements is/are correct?
Which one of the following vitamin is not fat soluble?
Which of the following enzymes is used to join DNA fragments?
What is the inner lining of the uterus called?
Vermiform appendix arises from
The optimum pH for pepsin is
The letter $T$ in $T$-lymphocyte refers to :
The deficiency disease, ?Dieback of shoots? of plants is caused by the deficiency of
The blood does not clot inside the body because of
The basic functional unit of human kidney is
The amoeboid movement results from
The alternative form of gene is called
Smallest unit in the plant cell wall is