NEET 2020 Phase 1

Which of the following would help in
prevention of diuresis?

Match the following diseases with the causative
organism and select the correct option



Column-I
Column-II




(a) Typhoid
(i) Wuchereria


(b) Pneumonia
(ii) Plasmodium


(c) Filariasis
(iii)...

The infectious stage of Plasmodium that enters
the human body is

Identify the wrong statement with reference to
immunity

Meiotic division of the secondary oocyte is
completed

Which of the following hormone levels will
cause release of ovum (ovulation) from the
graffian follicle?

Match the following columns and select the
correct option.



Column-I
Column-II




(A) Placenta
(i) Androgens


(B) Zona pellucida
(ii) Human Chorionic
Gonadotropin
(hCG)


(C) Bulbo-urethral
...

Match the following columns and select the
correct option.



Column-I
Column-II




(a) Floating Ribs
(i) Located between
second and
seventh ribs


(b) Acromion
(ii) Head of the
Humerus


(c) S...

Match the following columns and select the
correct option.



Column-I
Column-II




(a) Clostridium butylicum
(i) Cyclosporin-A


(b) Trichoderma polysporum
(ii) Butyric Acid


(c) Monascus purpu...

Which of the following is put into Anaerobic
sludge digester for further sewage treatment?

Match the following concerning essential elements and their functions in plants
(a) Iron               (i) Photolysis of water
(b) Zinc              (ii) Pollen germination
(c) Boron            (iii) Required for chlorophyll biosynthesis
(d...

The product(s) of reaction catalyzed by
nitrogenase in root nodules of leguminous
plants is/are

If the distance between two consecutive base
pairs is 0.34 nm and the total number of base
pairs of a DNA double helix in a typical
mammalian cell is 6.6 × 109 bp, then the length
of the DNA is approximately

Which of the following statements is correct?

Name the enzyme that facilitates opening of
DNA helix during transcription.

The first phase of translation is

Ray florets have

The ovary is half inferior in:

Match the following columns and select the
correct option.



Column-I
Column-II




(a) Organ of Corti
(i) Connects middle
ear and pharynx


(b) Cochlea
(ii) Coiled part of
the labyrinth


(c) E...

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

The process of growth is maximum during

Secondary metabolites such as nicotine,
strychnine and caffeine are produced by plants
for their

The oxygenation activity of RuBisCo enzyme
in photorespiration leads to the formation of

In light reaction, plastoquinone facilitates the
transfer of electrons from

Name the plant growth regulator which upon
spraying on sugarcane crop, increases the
length of stem, thus increasing the yield of
sugarcane crop

Which of the following is not an inhibitory
substance governing seed dormancy?

Floridean starch has structure similar to

Strobili or cones are found in

Which of the following pairs is of unicellular algae?

How many true breeding pea plant varieties
did Mendel select as pairs, which were similar
except in one character with contrasting
traits?

Experimental verification of the chromosomal
theory of inheritance was done by

Select the correct match

Select the option including all sexually
transmitted diseases.

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

The number of substrate level phosphorylations
in one turn of citric acid cycle is

The plant parts which consist of two generations
- one within the other(i) Pollen grains inside the anther
(ii) Germinated pollen grain with two male
gametes
(iii) Seed inside the fruit
(iv) Embryo sac inside the ovule

The body of the ovule is fused within the
funicle at

By which method was a new breed ‘Hisardale’
of sheep formed by using Bikaneri ewes and
Marino rams?

Cuboidal epithelium with brush border of microvilli is found in

The process responsible for facilitating loss
of water in liquid form from the tip of grass
blades at night and in early morning is

Anisole on cleavage with Hl gives :

Identify compound X in the following sequence of reactions :

Reaction between benzaldehyde and acetophenone in presence of dilute NaOH is known as :

Reaction between acetone and methylmagnesium chloride followed by hydrolysis will give :

Sucrose on hydrolysis gives :

Which of the following is a basic amino acid?

Which of the following set of molecules will have zero dipole moment?

Identify a molecule which does not exist.

An increase in the concentration of the reactants of a reaction leads to change in :

The rate constant for a first order reaction is 4.606 \(\times\) 10-3 s-1. The time required to reduce 2.0 g of the reactant to 0.2 g is :