List of practice Questions

In which of the following species of angiosperms, the process of double fertilization was discovered?

In the following segments of DNA molecule, which one is a palindrome sequence?

Pioneers of vegetation on rocks are ___________.

In conventional plant breeding, collection of germ plasm means ______.

Which one of the following regions of human body does NOT have maximum lymph nodes?

A woman gave birth to a triplet. Of these, two are identical twins and the third one is a female baby. How many ova would have been fertilized?

Chlorophyll-a is ___________ in colour.

Which one of the following codons will NOT pair with anticodon of t-RNA?

Which phytohormone is called secondary hormone?

The enzyme phosphofructokinase and the co-factor Mg$^{2+$ are involved during which of the following reactions of glycolysis?

Primary lesions called chancre are formed at the site of infection by ___________.

Genetic markers of DNA fingerprinting technique are ___________.

Mycorrhiza shows symbiotic association between ___________.

Identify the INCORRECT statement about water in the soil.

Non-cyclic photophosphorylation involves unidirectional flow of electrons from ___________.

In biogas plant, the organic acids like acetic acid is converted to biogas by the enzymes of ___________.

Vernalization increases the resistance of plants for diseases caused by ___________.

Number of turns of Calvin cycle required for synthesis of one glucose molecule is ___________.

Number of linkage groups in honey bees is ___________.

In human beings, during oogenesis, Meiosis-I results into ___________.

Which of the following does NOT take place during inspiration?

What is ‘after birth’?

The best method to expose lethal genes is ___________.

Select the CORRECT match of cell organelle and its function.

The hormone NOT secreted by pars distalis of pituitary gland is ___________.