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The animals with bilateral symmetry in young stage, and radial pentamerous symmetry in the adult stage, belong to the phylum
General Science Biology Zoology Class 11th NEET UG NEET UG Preparation
Q. 22 of Quiz-1451 (Que-ID : 3265)
The animals with bilateral symmetry in young stage, and radial pentamerous symmetry in the adult stage, belong to the phylum
- Annelida
- Mollusca
- Cnidaria
- Echinodermata
Ans → (d)Echinodermata
Explanation → Echinodermata
This question is taken from this post → Animal kingdom (Class 11th Biology) Revision Test | MCQs for NEET - attemp/practice
More MCQs in - Animal kingdom (Class 11th Biology) Revision Test | MCQs for NEET
Q. 2 of Quiz-1451 (Que-ID : 3245)
Sharks, skates, and rays are also called ______ fishes
- Jawless
- Bony
- Cartilaginous
- Freshwater
Q. 4 of Quiz-1451 (Que-ID : 3247)
The clam nervous system is composed of
- labial palps
- one pair of ganglia
- two pairs of ganglia
- three pairs of ganglia
Q. 5 of Quiz-1451 (Que-ID : 3248)
Choose the correct pair.
- Hippocampus – 3-chambered heart
- Rana – 2-chambered heart
- Crocodilus – 4-chambered heart
- Pavo – 3-chambered heart
Q. 6 of Quiz-1451 (Que-ID : 3249)
Who wrote the book Systema Naturae?
- Lamarck
- Darwin
- Wallace
- Linnaeus
Q. 7 of Quiz-1451 (Que-ID : 3250)
Which of the following statement is correct?
- Platypus lays eggs
- Camels have biconcave RBCs
- Whales respire by gills
- Bats do not fly
Q. 8 of Quiz-1451 (Que-ID : 3251)
Osteichthyes belongs to
- class amphibia
- super class pisces
- super class tetrapoda
- division agnatha
Q. 9 of Quiz-1451 (Que-ID : 3252)
Which one of the following groups of animals is correctly matched with its one characteristic feature without even a single exception?
- Mammalia : give birth to young ones
- Reptilia : possess 3-chambered heart with one incompletely divided ventricle
- Chordata : possess a mouth provided with an upper and a lower jaw
- Chondrichthyes : possess cartilaginous endoskeleton
Q. 10 of Quiz-1451 (Que-ID : 3253)
Which one of the following phylum is characterized by absence of true coelom?
- Annelida
- Mollusca
- Echinodermata
- Nematoda
Q. 11 of Quiz-1451 (Que-ID : 3254)
Which of the following is a pseudocoelomate?
- Platyhelminthes
- Aschelminthes
- Mollusca
- Hemi-chordates
Q. 12 of Quiz-1451 (Que-ID : 3255)
Which kind of symmetry occurs in sea anemone?
- Bilateral
- Radial
- Asymmetry
- None of these
Q. 13 of Quiz-1451 (Que-ID : 3256)
Phylum that doesnt have a true coelom is
- Platyhelminthes
- Annelida
- Echinoderms
- Arthropoda
Q. 14 of Quiz-1451 (Que-ID : 3257)
Male mosquitoes usually feed on
- Garbage
- Human blood
- Flower sap
- All of the above
Q. 15 of Quiz-1451 (Que-ID : 3258)
Bed Bugs contribute to the spread of
- Typhoid
- Yellow fever
- Typhus
- Trench fever
Q. 16 of Quiz-1451 (Que-ID : 3259)
Which one of the following is NOT a characteristic of phylum Annelida?
- Ventral nerve cord
- Closed circulatory system
- Segmentation
- Pseudocoelom
Q. 17 of Quiz-1451 (Que-ID : 3260)
______ are devoid of respiratory, excretory and circulatory organs.
- Threadworms
- Sponges
- Tapeworms
- Liver fluke
Q. 18 of Quiz-1451 (Que-ID : 3261)
Fluke infections are diseases of the _______ in humans
- Blood
- Bile
- Digestive tract
- Lung
Q. 19 of Quiz-1451 (Que-ID : 3262)
Water-Vascular system is found in
- Sea-anemone
- Sea-pen
- Sea-cucumber
- Sea-horse
Q. 20 of Quiz-1451 (Que-ID : 3263)
Order Rhynchocephalia consists of
- Tuataras
- Lizards and snakes
- Turtles and tortoises
- Crocodiles, alligators, caimans
Q. 21 of Quiz-1451 (Que-ID : 3264)
One of the following are not formed in mosquito
- Sporozoites
- Ookinetes
- Oocystes
- Merozoites
Q. 22 of Quiz-1451 (Que-ID : 3265)
The animals with bilateral symmetry in young stage, and radial pentamerous symmetry in the adult stage, belong to the phylum
- Annelida
- Mollusca
- Cnidaria
- Echinodermata
Q. 23 of Quiz-1451 (Que-ID : 3266)
Which blood vessel carry larva of Ascaris in lungs
- Pulmonary vein
- Hepatic vein
- Carotid artery
- Pulmonary artery
Q. 24 of Quiz-1451 (Que-ID : 3267)
the excretory product of Ascaris is
- Urea
- Ammonia
- Both A and B
- None
Q. 25 of Quiz-1451 (Que-ID : 3268)
Which one of the following groups of animals is bilaterally symmetrical and triploblastic
- Aschelminthes (round worms)
- Ctenophores
- Sponges
- Coelenterates (Cnidarians)
More MCQs In - General Science Biology Zoology Class 11th NEET UG NEET UG Preparation
Q. 12 of Quiz- (Que-ID : 3155)
A protein having both structural and enzymatic traits is
- Collagen
- Trypsin
- Myosin
- Actin
Q. 8 of Quiz- (Que-ID : 432)
Sutlej River is the the tributary of which river ?
- Indus
- Ganga
- Kaveri
- Mahanadi
Q. 22 of Quiz- (Que-ID : 3040)
Growth regulator which induces parthenocarpy
- IAA
- ABA
- Cytokinin
- Ethylene
Q. 3 of Quiz- (Que-ID : 3321)
Which of the following pairs contains an infectious and a non-infectious disease respectively ?
- Typhoid and AIDS
- AIDS and cancer
- Pneumonia and malaria
- Cancer and malaria
Q. 19 of Quiz- (Que-ID : 3487)
Ecological pyramids were first devised by
- Charles Eltom
- R. Hesse
- R.A. Lindemann
- Justus von Liebig
Q. 4 of Quiz- (Que-ID : 3522)
Acid Rain comes under which type of pollution?
- Water pollution
- Air pollution
- Soil pollution
- Sound Pollution
Q. 6 of Quiz- (Que-ID : 2924)
Which of the following crosses will give tall and dwarf pea plants in same proportions ?
- TT × tt
- Tt × tt
- TT × Tt
- tt × tt
Q. 12 of Quiz- (Que-ID : 3255)
Which kind of symmetry occurs in sea anemone?
- Bilateral
- Radial
- Asymmetry
- None of these
Q. 7 of Quiz- (Que-ID : 2825)
In maize, a meiocyte has 20 chromosomes. What will be the number of chromosomes in its somatic cell?
- 40
- 30
- 20
- 10
Q. 13 of Quiz- (Que-ID : 3506)
Nandan Kanha Zoo is know for the
- Nilgiri tiger
- Hippopotamus
- White Tiger
- Whale
Q. 2 of Quiz- (Que-ID : 3245)
Sharks, skates, and rays are also called ______ fishes
- Jawless
- Bony
- Cartilaginous
- Freshwater
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
Q. 6 of Quiz- (Que-ID : 3274)
Transgenic plants are the ones
- Grown in artificial medium after hybridization in the field
- Produced by a somatic embryo in artificial medium
- Generated by introducing foreign DNA in to a cell and regenerating a plant from that cell
- Produced after protoplast fusion in artificial medium
Q. 40 of Quiz- (Que-ID : 611)
Tulsi plant has medicinal values due to presence of the following
- Inorganic acid
- Organic acid
- Phenols and Flavonoids
- None of the above
Q. 13 of Quiz- (Que-ID : 3031)
Mechanism of development was explained by
- Hans Dietrisch
- Spemann
- Both a and b
- Haemmerling
Q. 13 of Quiz- (Que-ID : 2626)
Fructose are transported by which mechanism
- Passive transport
- Active transport
- Diffusion
- Facilitated diffusion
Q. 11 of Quiz- (Que-ID : 3379)
Enzyme which has the fibrinolytic effect is
- protease
- amylase
- lipase
- streptokinase
Q. 2 of Quiz- (Que-ID : 2615)
A cartilagenous flap which prevents entry of food
- Glottis
- Pyloric spincter
- Epiglottis
- Cardiac spincter
Q. 2 of Quiz- (Que-ID : 2870)
Cu ions released from copper releasing intrauterine devices (IUDs)
- prevent ovulation
- make uterus unsuitable for implantation
- decrease phagocytosis of sperms
- suppress sperm motility
Q. 24 of Quiz- (Que-ID : 3492)
Best type of pyramid which is always true is:
- Pyramid or energy
- Pyramid of Biomass
- Pyramid of number
- Both (a) and (c)
Q. 20 of Quiz- (Que-ID : 2663)
RBC contains very high quantity of which enzyme
- Carbonic anhydrase
- Lysosome
- Ligase
- None of the above
Q. 22 of Quiz- (Que-ID : 3290)
An evolutionary characteristic is found in selaginella:
- Presence of ligule
- Heterophilly habits
- Sporangia present in cone
- Heterospory
Q. 15 of Quiz- (Que-ID : 2708)
Which joint is present between humerus and pectoral girdle
- Hinge
- Ball and socket
- Pivot joint
- Condyloid
Q. 22 of Quiz- (Que-ID : 2740)
Genetic recombination in prokaryotes can occur during
- Transformation
- Transduction
- Conjunction
- All of the above
Q. 7 of Quiz- (Que-ID : 2950)
Which was the last human chromosome to be completely sequenced ?
- Chromosome 1
- Chromosome 11
- Chromosome 21
- Chromosome X
Q. 2 of Quiz- (Que-ID : 2745)
Secretin cause stimulation of
- Bile juice
- Water
- Gastric secretion
- Pepsinogen
Q. 19 of Quiz- (Que-ID : 2837)
The growth phase of an organism before attaining sexual maturity is referred to as
- juvenile phase
- vegetative phase
- both (a) and (b)
- None of the above
Q. 4 of Quiz- (Que-ID : 2797)
The cutaneous plexus and the papillary plexus consist of
- Specialized cells for cutaneous sensations
- A network of arteries to provide dermal supply
- A network of nerves to provide dermal sensation
- Gland cells that release cutaneous secretions
Q. 20 of Quiz- (Que-ID : 2838)
Select the monocarpic plant out of the following.
- Bamboo
- Litchi
- Mango
- all of these.
Q. 15 of Quiz- (Que-ID : 569)
Consider the following:
Consider the following:
1. Cylinder
2. Spark Plug
3. Piston
Which of the above is / are used in Diesel engine?
- Only 1 & 2
- Only 2 & 3
- Only 1 & 3
- 1, 2 & 3
Q. 23 of Quiz- (Que-ID : 2966)
They year 2003 was celebrated as the 50th anniversary of discovery of
- transposons by Barbare Me Clintock
- structure of DNA by Watson and Crick
- Mendel’s laws of inheritance
- biotechnology by Kary Muliis.
Q. 14 of Quiz- (Que-ID : 3007)
Lampbrush chromosomes are observed in
- Mitotic prophase
- Mitotic metaphase
- Meiotic metaphase
- Meiotic prophase
Q. 10 of Quiz- (Que-ID : 2903)
Besides activating the egg another role of a sperm is to carry to egg
- RNA
- mitochondria
- DNA
- ribosomes
Q. 18 of Quiz- (Que-ID : 2736)
Which of the feature mycoplasma does not have
- Pleomorphic
- Lack cell wall
- All the above
- Can?t live w/o O2
Q. 17 of Quiz- (Que-ID : 3460)
The maximum growth rate occurs in
- Lag phase
- Exponential, phase
- Stationary phase
- Senescent phase
Q. 12 of Quiz- (Que-ID : 3305)
Single step large mutation leading to speciation is also called
- founder effect
- saltation
- branching descent
- natural selection
Q. 4 of Quiz- (Que-ID : 3122)
Two cells A and B are contiguous. Cell A has osmotic pressure 10 atm, turgor pressure 7 atm and diffusion pressure deficit 3 atm. Cell B has osmotic pressure 8 atm, turgor pressure 3 atm and diffusion pressure deficit 5 atm. The result will be
- No movement of water
- Movement of water from cell B to A
- Movement of water from cell A to B
- Equilibrium between the two
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
Q. 2 of Quiz- (Que-ID : 3928)
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
Q. 8 of Quiz- (Que-ID : 3276)
Which of the following is used to grow microbes?
- Laminaria
- Gelidium
- Chlorella
- Sargassum
Q. 25 of Quiz- (Que-ID : 3168)
The most common monomer of carbohydrates is
- Sucrose
- Fructose
- Maltose
- Glucose
Q. 15 of Quiz- (Que-ID : 3033)
Which growth hormone accerlates the malting process in brewing industry?
- Auxins
- Gibberellins
- Ethylene
- Cytokinins
Q. 1 of Quiz- (Que-ID : 3069)
The rate of photosynthesis is controlled by
- the rate of light reaction
- the rate of dark reaction
- the rates of both light and dark reactions
- none of the above
Q. 15 of Quiz- (Que-ID : 3383)
The purpose of biological treatment of waste water is to
- reduce BOD
- increase BOD
- reduce sedimentation
- increase sedimentation
Q. 2 of Quiz- (Que-ID : 3020)
Intercalary meristems are of
- Permanent nature
- Temporary nature
- Some are permanent some temporary
- None of these
Q. 2 of Quiz- (Que-ID : 3320)
Which one of the following disease is non – communicable ?
- Diphtheria
- Flu
- Cancer
- Malaria
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