NEET SECTION - A [BOTANY - MCQ]

Which of the following structure are present in male and female cockroach both:
(a) Anal cerci
(b) Anal style
(c) Compound eye
(d) Antennae
(e) Three pairs legs

Vessels are present in the xylem of:
(A) Plasmodium
(B) Mustard
(C) Brinjal
(D) Alternaria
(E) Pinus

Select the incorrect match for mendel experiment

The process of translation is

Given below are two statements, one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A):
In angiosperm the viability period of pollen grain is highly variable.
Reason (R):
In some cereals such as rice and wheat, pollen grains lose viability within 30 minutes of their release and in some members of Rosaceae, Leguminoseae and Solanaceae, They maintain viability for months.
In the light of the above statements, choose the most appropriate answer from the options given below:

Given below are two statements: One is labelled as Assertion (A) and the other is labelled as Reason (R)
Assertion (A): A father will never pass the gene for haemophilia to his sons
Reason (R): Haemophilia is sex-linked (X-linked) recessive traits.
In the light of the above statements, choose the correct answer from the options given below:

In polygenic inheritance many genes are involved. Human skin colour inheritance are good example. Select the correct genotype for given phenotype respectively
Darkest skin colou, intermediate skin colour, lightest skin colour

In mendel Dihybrid cross what is % of RRyy, rryy, rrYy respectively

The contrasting pairs of factors in Mendelian crosses are called:

Which of the following is a type of ART
(A) ZIFT
(B) GIFT
(C) PTH
(D) GIP
(E) GIT

In which type of contraceptive hormonal role are not involved

Given below are two statements, one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A):
During pregnancy in human female some hormones are secreted by more than one tissue/organ.
Reason (R):
In human female the relaxin hormone are secreted from placenta as well as mammary gland.
In the light of the above statements, choose the most appropriate answer from the options given below:

Given below are two statements, one is labelled as Assertion (A) and the other is labelled as Reason (R).
Assertion (A):
In human female during oogenesis the first meiotic division are unequal.
Reason (R):
During oogenesis after first meiotic division a large haploid secondary oocyte and a tiny first polar body are formed.
In the light of the above statements, choose the most appropriate answer from the options given below:

Which one of the following are In-situ conservation:

Which one of the following is the correct match with reference to biodiversity:

We know that slime moulds are a type of saprophytes. In ecological pyramids slime moulds are at placed at which trophic level
A. First trophic level
B. Second trophic level
C. Third trophic level
D. Fourth trophic level

Which is not involved in tissue culture:
(A) Micropropagation
(B) Plasticity
(C) Annealing
(D) Stratification

In the nomenclature of RE who indicate the order in which the enzymes were isolated from that strain of bacteria

Select the alkaloids
A. Morphine
B. Cocaine
C. Alanine
D. Nicotine

In the given below example of different disease how many are non infectious disease
Whooping cough, Leprosy, Cancer, Diabetes mellitus, Typhoid, Pneumonia, Plague, Malaria

Statement - I - Early greek thinkers thought units of life called spores were transferred to different planets including earth.
Statement - II - For a long time it was also believed that life comes out of decaying and rotting matter like straw, mud etc. this was the theory of spontaneous genera-tion.

Select the Agranulocyte type of WBCs
a. Erthyrocyte
b. Thrombocyte
c. Neutrophils
d. Lymphocyte
e. Basophils

Select the correct match

A. Glycogen	l. Plant cell wall
B. Cellulose	II. Branched chain polysachharide
C. Chitin	III. RNA
D. Ribose	IV. Complex polysaccharide

Given below are two statements
Statement l:
In flowering plant the structure and function of tissue would also be dependent on location.
Statement II:
In flowering plant on the basis of structure and location of tissue, there are three types of tissue systems.
Choose the correct answer from the option given below:

Select the correct option for Eukaryotic cell:
(a) Chromatophore
(b) Mesosome
(c) DNA
(d) RNA
(e) Endomembrane system

Select the correct option for frog and human :
(A) Same phylum
(B) Uricotelic
(C) Sexual dimorphism
(D) One pair testis and one pair ovary
(E) equal cranial nerves

Select the plants in which Axile placentation are present.
China rose, Pea, Soyabean, Tomato, Mustard, Lemon, Dianthus, Sunflower, Marigold:

Select the correct statements for Non-chordates:
(a) In birds air sac connected to lungs supplement respiration.
(b) Scales are present in reptilia.
(c) In Hemichordata Excretory organ is proboscis gland.
(d) In starfish water vascular system is present.
(e) Sub phylum cephalochordata are exclusively marine.

Select the animal in which central nervous system is Dorsal, Hollow and single
Octopus, Aplysia, Apis, Limulus, Pheretima, Fasciola, Ctenoplana, Obelia, Panthera, Parrot, Cobra, Flying fish, Saw fish, Salpa

Select the plant group which is heterosporous

Select the incorrect match

Select the correct match
a. Cortisol is also involved in maintaining the cardio-vascular system as well as the kidney function
b. Large amounts of androgenic steroids are also secreted by the adrenal medulla
c. The corticoids which are involved in carbohydrate metabolism are called gonadocorticoids
d. Our body has one pair of adrenal glands, one at the anterior part of each gall bladder

What is ganglia

Select the example of locomotion
a. Walking
b. Running
c. Movement of eyes
d. Movement of tongue
e. Climbing

The human heart pumped oxygenated blood to tissues. Select the correct sequence

Which is the connecting link between glycolysis and Kreb's cycle:

The complex formed by pair of synapsed homologous chromosomes is called a _________________ (Fill in the blank in given sentence).

Select the correct match