List of top Biology Questions

The size of Pleuropneumonia - like Organism (PPLO) is :

Match the following with respect to meiosis: 

a	Zygotene	i	Terminalization
b	Pachytene	ii	Chiasmata
c	Diplotene	iii	Crossing over
d	Diakinesis	iv	Synapsis

Select the correct option from the following:

The first phase of translation is:

Meiotic division of the secondary oocyte is complete

Match the following columns and select the correct option.

The process of growth is maximum during :

Identify the wrong statement with reference to the gene T that controls ABO blood groups.

Select the correct match

In which of the following techniques, the embryos are transferred to assist those females who cannot conceive?

Which of the following is not an attribute of a population ?

The infectious stage of Plasmodium that enters the human body is

The roots that originate from the base of the stem are:

Match the following columns and select the correct option.

Identify the floral unit 'I' in the given floral diagram.

Observe the following simplified scheme and choose the correct option that matches with the letters given in the boxes.

Match the following classes of Fungi (Column-I) with the examples (Column-II).

Column-I		Column-II
1	Phycomycetes	p	Penicillium
2	Ascomycetes.	q	Alternaria
3	Basidiomycetes	r	Albugo
4	Deuteromycetes	s	Puccinia

Choose the correct options :

According to Supreme Court of India, ruling with respect to 'Bharat Stage VI' Norms, from which date, these are supposed to be implemented in the country?

Which one of the following is a wrong statement?

Which one of the following is not included under in-situ conservation?

The organisms which invade a bare area to initiate an ecological succession are known as

Identify the possible link 'M' in the following food chain:
Plant → Insect → M → Snake → Eagle

The shape of the pyramids reflects the growth status of the population. Identify the type of age pyramid represented below for human population.

In the following equation of Verhulst - Pearl logistic growth, the letter 'r denotes _______
$\frac{dN}{dt}=rN(\frac{K-N}{K})$

Which of the following features of plants is not helpful in adapting to desert life?

Now-a-days, the early diagnosis of bacterial or viral infection in humans is possible using