List of top Biology Questions asked in NEET (UG)

Which of the following ecological pyramids is generally inverted?

The Earth Summit held in Rio de Janeiro in 1992 was called:

Xylem translocates:

Match the hominids with their correct brain size:

a	Homo habilis	i	900 cc
b	Homo neanderthalensis	ii	1350 cc
c	Homo erectus	iii	650-800 cc
d	Homo sapiens	iv	1400 cc

Select the correct option. 

Select the incorrect statement.

Which of the following is true for Golden rice?

Match the Column -I with Column-II:

	COLUMN I		COLUMN II
a	P-wave	i	Depolarisation of ventricles
b	QRS complex	ii	Repolarisation of ventricles
c	T-wave	iii	Coronary ischemia
d	Reduction in the of size of T-wave	iv	Depolarisation of atria
		v	Repolarisation of atria

Select the correct option.

Select the hormone-releasing Intra-Uterine Devices.

A What map unit (Centimorgan) is adopted in the construction of genetic maps?

Colostrum, the yellowish fluid, secreted by mother during the initial days of lactation is very essential to impart immunity to the newborn infants because it contains:

Which of these following methods is the most suitable for disposal of nuclear waste?

Extrusion of second polar body from egg nucleus occurs:

Tidal Volume and Expiratory Reserve Volume of an athlete is 500 mL and 1000 mL respectively. What will be his Expiratory Capacity if the Residual Volume is 1200 mL?

What is the site of perception of photoperiod necessary for induction of flowering in plants?

Purines found both in DNA and RNA are:

Which of the following glucose transporters is insulin-dependent?

Match the following organisms with their respective characteristics:

List I		List II
A	Pila	I	Flame Cells
B	Bombyx	II	Comb Plates
C	Pleurobrachia	III	Radula
D	Taenia	IV	Malpighian tubules

Select the correct option from the following:

Placentation, in which ovules develop on the inner wall of the ovary or in peripheral part, is:

Match the following genes of the Lac operon with their respective products:

LIST I		LIST II
A	i gene	i	B-galactosidase
B	z gene	ii	Permease
C	a gene	iii	Repressor
D	y gene	iv	Transacetylase

Select the correct option from the following:

What triggers activation of protoxin to active Bt toxin of Bacillus thuringiensis in boll worm?

Grass leaves curl inwards during very dry weather. Select the most appropriate reason from the following:

Which of the following statements is not correct?

Which part of the brain is responsible for thermoregulation? (1) Cerebrum (2) Hypothalamus (3) Corpus callosum (4) Medulla oblongata

Identify the cells whose secretion protects the lining of gastro-intestinal tract from various enzymes.

Under which of the following conditions will there be no change in the reading frame of following mRNA? 5' AACAGCGGUGCUAUU 3'