Musca domestica Order ? Diptera Family ? Muscidae Phylum ? Arthropoda
Mangifera indica Order ? Sapindales Family ? Anacardiaceae Phylum ? Gymnospermae
Triticum aestivum Order ? Poles Family ? Monocotyledons Phylum ? Angiospermae
Panthera leo Order ? leo Family ? Felidae Phylum ? Mammalia

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Q. 21 of Quiz-1417 (Que-ID : 2789)

Biosystematics aims at

identification and arrangement of organisms on the basis of cytological characteristics
The classification of organisms based on broad morphological characters
Delimiting various taxa of organism and establishing their relationships
The classification of organisms based on their evolutionary history and establishing their phylogeny on the totality of various parameters from all fields of studies

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Q. 22 of Quiz-1417 (Que-ID : 2790)

A group of closely related classes is called

Genus
Phylum
Family
Order

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Q. 23 of Quiz-1417 (Que-ID : 2791)

In a scientific name, the name of the author is printed in

Abbreviated
Capital letter
Bold
Italics

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Q. 24 of Quiz-1417 (Que-ID : 2792)

As we go from species to kingdom in a taxonomic hierarchy, the number of common characteristics

Remain same
Will increase
Will decrease
May increase or decrease

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Q. 25 of Quiz-1417 (Que-ID : 2793)

The taxonomic unit ?Phylum? in the classification of animals is equivalent to which hierarchical level in classification of plants?

Class
Order
Family
Division

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More MCQs In - Biology Class 11th NEET UG NEET UG Preparation

Q. 17 of Quiz- (Que-ID : 2810)

Which layer is in contact with brain tissues?

Piamater
Arachnoid
Duramater
Piamater and Arachnoid

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Q. 16 of Quiz- (Que-ID : 3184)

Tendons connect the following

bone to bone
muscle to muscle
cartilage to muscle
bone to muscle

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Q. 12 of Quiz- (Que-ID : 2855)

Indentify the wrong statement regarding post-fertilisation development

The ovary wall develops into pericarp.
The outer integument of ovule develops into tegmen
The fusion nucleus (triple nucleus) develops into endosperm.
The ovule develops into seed.

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Q. 2 of Quiz- (Que-ID : 2895)

After ovulation Graafian follicle regreses into

corpus atresia
corpus callosum
corpus luteum
corpus albicans

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Q. 24 of Quiz- (Que-ID : 2667)

Which type of curve is formed when percent of haemoglobin is plotted against po2

Straight line
Hyperbola
Sigmoid
Parabola

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Q. 16 of Quiz- (Que-ID : 3309)

Which of the following statements is True ?

Wings to birds and insects are homologous organs.
Human hands and bird’s wings are analogous organs
Human hands and bat’s wings are analogous organs.
Flipper of penguin and dolphin are analogous organs

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Q. 9 of Quiz- (Que-ID : 2852)

Embryo sac is to ovule as _______ is to an anther.

Stamen
filament
pollen grain
androecium

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Q. 17 of Quiz- (Que-ID : 2630)

The small finger like foldings in small intestine is called

Rugae
Villi
Botha a and b
None of the above

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Q. 19 of Quiz- (Que-ID : 2737)

Diatoms do not have

Indestructible cell wall
Cell wall are like soap box
Two thick overlapping cells
Release cell wall deposits

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Q. 12 of Quiz- (Que-ID : 2680)

Which enzyme converts prothrombin into thrombin

Thrombin
Thrombokinase
Pepcase
Ligase

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Q. 15 of Quiz- (Que-ID : 3058)

A characteristic of drupe is

fleshy seed coat
stony pericarp
stony mesocarp
stony endocarp

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Q. 21 of Quiz- (Que-ID : 2864)

Even in absence of pollinating agents seed-setting is assured in

Commelina
Zostera
Salvia
Fig

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Q. 23 of Quiz- (Que-ID : 3516)

The worst dangerous threat to wild life is by

Habitat destruction
Hunting
Overgrazing
Exotic species

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Q. 24 of Quiz- (Que-ID : 2717)

How many bones are present in cranium

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Q. 24 of Quiz- (Que-ID : 3017)

Crossing over results the exchange of genetic material, which occurs between

Non-sister chromosomes
Sister chromatids
Non-homologous chromosome
Homologous chromosomes

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Q. 19 of Quiz- (Que-ID : 3162)

Enzymes, vitamins and hormones are common in

Enhancing oxidative metabolism
Being synthesised in the body of organisms
Being proteinaceous
Regulating metabolism

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Q. 13 of Quiz- (Que-ID : 2881)

Which of the following cannot be detected in a developing foetus by amniocentesis ?

Jaundice
Down’s syndrome
Cystic fibrosis
Colourblindness

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Q. 24 of Quiz- (Que-ID : 3192)

In mammals maximum energy is lost by the

Respiration
Urine
Skin
Stool

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Q. 3 of Quiz- (Que-ID : 3096)

Which of the following is a group of micronutrients?

Ca, Zn, B
Fe, Mn, Cu
Cl, C, Ca
Ni, Mo, H

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Q. 16 of Quiz- (Que-ID : 3209)

After the secondary growth, the oldest layer of secondary phloem in a dicot stem is located

just outside the vascular cambium
just inside the vascular cambium
just inside the vascular phloem
just outside the secondary xylem

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Q. 2 of Quiz- (Que-ID : 3145)

An example of competitive inhibition of an enzyme is the inhibition of

succinic dehydrogenase by malonic acid
cytochrome oxidase by cyanide
hexokinase by glucose-6-phosphate
carbonic anhydrase by carbon dioxide

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Q. 9 of Quiz- (Que-ID : 3152)

Which of the following influence feedback inhibition of enzyme?

End product
External factors
Enzyme
Substrate

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Q. 9 of Quiz- (Que-ID : 3327)

Hepatitis B is transmitted through

sneezing
female Anopheles
coughing
blood transfusion

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Q. 8 of Quiz- (Que-ID : 2951)

In some viruses, DNA is synthesised by using RNA as template. Such a DNA is called

A – DNA
B – DNA
cDNA
rDNA

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Q. 9 of Quiz- (Que-ID : 2752)

Which of the following is male sex organs

Insulins
Aldosterone
Androgens
Pheromones

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Q. 22 of Quiz- (Que-ID : 3190)

The most abundant type of animal tissue in the complex animals is

Muscle tissue
Nervous tissue
Connective tissue
Epithelial tissue

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Q. 8 of Quiz- (Que-ID : 2676)

Which among the following WBC secrete histamine, serotonin,heparin

Eosinophil
Neutrophil
Basophil
None of the above

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Q. 9 of Quiz- (Que-ID : 2677)

Where does erythropoiesis in adult takes place

Bone marrow
Spleen
Thymus
None of the above

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Q. 13 of Quiz- (Que-ID : 2656)

Pressure contributed by an individual gas in a mixture of gas is known as

Partial pressure
Diffusion pressure
Osmotic pressure
None of the above

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Q. 23 of Quiz- (Que-ID : 3166)

Anti-parallel strands of a DNA molecule mean that

One strand turns anticlockwise
Phosphate groups at the start of two DNA strands (poles) are in opposite position
Phosphate groups of two DNA strands at their ends share the same position
One strand turns clockwise

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Q. 2 of Quiz- (Que-ID : 3470)

Soil particle determine the character of

Organisation
Biomass
Area capacity
Soil plants

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Q. 10 of Quiz- (Que-ID : 3128)

Which of the following is true about diffusion?

There is no expenditure of energy
Molecules move in Brownian motion
Substances moves from the region of higher concentration to the region of lower concentration.
Diffusion depends on the type of living system

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Q. 5 of Quiz- (Que-ID : 3323)

Which of the following is the bacterial disease in humans ?

Dysentery
Malaria
Plague
Both (a) & (c)

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Q. 10 of Quiz- (Que-ID : 3103)

Which one of the following mineral elements plays an in biological nitrogen fixation?

Copper
Manganese
Zinc
Molybdenum

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Q. 20 of Quiz- (Que-ID : 3113)

NPK denotes

Nitrogen, Protein, Kinetin
Nitrogen, Protein, Potassium
Nitrogen, Potassium, kinetin
Nitrogen, Phosphorus, Potassium

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Q. 3 of Quiz- (Que-ID : 3221)

Exceptional roots of Cuscuta are

haustorial
coralloid
mucorhizal
all of the above

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Q. 13 of Quiz- (Que-ID : 3031)

Mechanism of development was explained by

Hans Dietrisch
Spemann
Both a and b
Haemmerling

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Q. 10 of Quiz- (Que-ID : 3228)

In which of the following plants stems do not store the food materia

potato
ginger
onion
colocasia

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Q. 24 of Quiz- (Que-ID : 3242)

Flowers in which only one set of essential organs is present are said to be

Polygamous
Bisexual
Dioecious
Unisexual

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Q. 8 of Quiz- (Que-ID : 3101)

Choose the correct function of magnesium

It is a constituent of several coenzyme
It activates the enzymes of respiration and photosynthesis.
It activates enzyme catalase
It helps in maintaining anion-cation balance

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Q. 22 of Quiz- (Que-ID : 3015)

Division of nucleus without being followed by cytokinesis results into

Phargmoplast
Polyploidy
Uninucleate condition
Multinucleate condition

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Q. 16 of Quiz- (Que-ID : 2709)

How many bones form lumbar vertebrae

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Q. 17 of Quiz- (Que-ID : 3310)

Replacement of the lighter-coloured variety of peppered moth (Biston betularia) to its darker variety (Biston carbonaria) in England is the example of

natural selection
regeneration
genetic isolation
temporal isolation

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Q. 18 of Quiz- (Que-ID : 3286)

Bryophytes are called amphibians of plant kingdom because

These plants live in soil and depend on marine organisms for asexual reproduction
These plants live in soil and depend on water for sexual reproduction.
These plants live in water and depend on land animals for sexual reproduction
These plants live near water bodies.