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Water-Vascular system is found in
General Science Biology Zoology Class 11th NEET UG NEET UG Preparation
Q. 19 of Quiz-1451 (Que-ID : 3262)
Water-Vascular system is found in
- Sea-anemone
- Sea-pen
- Sea-cucumber
- Sea-horse
Ans → (c)Sea-cucumber
Explanation → Sea-cucumber
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. 5 of Quiz- (Que-ID : 2873)
Which of the following STDs are not completely curable ?
- Chlamydiasis, gonorrhoea, trichomoniasis
- Chancroid syphilis, genital warts
- AIDS, syphilis, hepatitis B
- AIDS, genital herpes, hepatitis B
Q. 5 of Quiz- (Que-ID : 3348)
The Noble Laureate, who developed semi-dwarf wheat varieties in Mexioc was
- norman E. Borlaug
- herbert Boyer
- William Harvey
- Typhoid Mary
Q. 7 of Quiz- (Que-ID : 3075)
Oxidative phosphorylation refers to
- Anaerobic production of ATP
- The citric acid cycle production of ATP
- Production of ATP by chemiosmosis
- Alcoholic fermentation
Q. 15 of Quiz- (Que-ID : 3408)
Triticale, first man made cereal crop, has been obtained by crossing wheat with:
- Rye
- Pearl millet
- Sugarcane
- Barley
Q. 24 of Quiz- (Que-ID : 2892)
Which method can be used for women that cannot produce ovum but can provide suitable environment ?
- IUD
- GIFT
- IUI
- IUI
Q. 21 of Quiz- (Que-ID : 2964)
The structure in chromatin seen as ‘beads-on string’ when viewed under electron microscope are called
- nucleotides
- nucleosides
- histone octamer
- nucleosomes
Q. 13 of Quiz- (Que-ID : 3256)
Phylum that doesnt have a true coelom is
- Platyhelminthes
- Annelida
- Echinoderms
- Arthropoda
Q. 2 of Quiz- (Que-ID : 3245)
Sharks, skates, and rays are also called ______ fishes
- Jawless
- Bony
- Cartilaginous
- Freshwater
Q. 4 of Quiz- (Que-ID : 3197)
In a monocot leaf
- bulliform cells are absent from the eqidermis
- veins from a network
- mesophyll is well differentiated into palisade and spongy parenchyma
- mesophyll is not differentiated into palisade and spongy parenchyma
Q. 18 of Quiz- (Que-ID : 2961)
How far is each base pair from the next one in DNA double helix model ?
- 2 nm
- 3.4 nm
- 34 nm
- 0.34 nm
Q. 8 of Quiz- (Que-ID : 2621)
Which enzyme converts polysaccharides into disaccharides
- Amylases
- Lipases
- Salivary amylase
- None of the above
Q. 8 of Quiz- (Que-ID : 2901)
Which part of the sperm plays an important role in penetrating the egg membrane ?
- Allosome
- Tail
- Autosome
- Acrosome
Q. 18 of Quiz- (Que-ID : 2836)
The number of chromosomes in the shoot tip cells of a maize plant is 20. The number of chromosomes in the microspore mother cells of the same plant shall be
- 20
- 10
- 40
- 15
Q. 14 of Quiz- (Que-ID : 2657)
Solubility of CO2 is how many times higher than O2
- 10-15
- 30-40
- 20-21
- 20-25
Q. 3 of Quiz- (Que-ID : 2616)
Where is paratoid salivary gland is situated
- Lower jaw
- Below tongue
- Upper jaw
- Cheek
Q. 19 of Quiz- (Que-ID : 3012)
The stage in which daughter chromosomes move toward the poles of the spindle is
- Anaphase
- Metaphase
- Prophase
- Telophase
Q. 9 of Quiz- (Que-ID : 3127)
Cells shrink in _________ solution
- isotonic
- hypotonic
- hypertonic
- hypotonic and hypertonic
Q. 18 of Quiz- (Que-ID : 2987)
Inflammation of glomeruli of kidney is known as
- Uremia
- Renal failure
- Renal calculi
- Glomerulonephritis
Q. 13 of Quiz- (Que-ID : 2831)
The male gametes of rice plant have 12 chromosomes in their nucleus. The chromosome number in the female gamete, zygote and the cells of the seedling will be, respectively
- 12, 24, 12
- 24, 12, 12
- 12, 24, 24
- 24, 12, 24
Q. 11 of Quiz- (Que-ID : 3404)
The role of DNA ligase in the construction of a recombinant DNA molecule is
- formation of phosphodiester bond between two DNA fragments
- formation of hydrogen bonds between sticky ends of DNA fragments
- ligation of all purine and pyrimidine bases
- none of the above
Q. 23 of Quiz- (Que-ID : 2866)
Polygonum type of embryo sac is
- 8 – nucleate, 7 – celled
- 8 – nucleate, 8 – celled
- 7 – nucleate, 7 – celled
- 4 – nucleate, 3 – celled
Q. 25 of Quiz- (Que-ID : 2893)
Intensely lactating mothers do not generally conceive due to the
- suppression of gonadotropins
- hypersecretion of gonadotropins
- suppression of gametic transport
- suppression of fertilisation
Q. 13 of Quiz- (Que-ID : 3356)
Artificial insemination involves
- super ovulation
- semen collection
- egg collection
- embryo collection
Q. 10 of Quiz- (Que-ID : 3478)
Physical and chemical properties of soil studied by
- Climatic factor
- Biotic factor
- Soil factor
- Topographic factor
Q. 18 of Quiz- (Que-ID : 3111)
Which element is required for opening and closing of stomata?
- P
- K
- Ca
- Na
Q. 7 of Quiz- (Que-ID : 3000)
In mitosis, nuclear envelope and nucleolus disappear during
- Metaphase
- Interphase
- Prophase
- Telophase
Q. 7 of Quiz- (Que-ID : 3150)
Hydrolysis of starch occurs with the help of
- Peptidase
- Amylase
- Sucrose
- Lipase
Q. 6 of Quiz- (Que-ID : 3174)
Ciliated epithelium is present in
- fallopian tubes
- blood vessels
- mid brain
- none of the above
Q. 19 of Quiz- (Que-ID : 2632)
What are the structural and functional units of liver
- Hepatic cells
- Hepatic lobules
- Hepatic glands
- None of the above
Q. 8 of Quiz- (Que-ID : 3251)
Osteichthyes belongs to
- class amphibia
- super class pisces
- super class tetrapoda
- division agnatha
Q. 18 of Quiz- (Que-ID : 3436)
Bt toxin is :
- intracellular lipid
- Intracellular crystalline protein
- Extracellular crystalline protein
- Lipid
Q. 22 of Quiz- (Que-ID : 2740)
Genetic recombination in prokaryotes can occur during
- Transformation
- Transduction
- Conjunction
- All of the above
Q. 5 of Quiz- (Que-ID : 3198)
A.T.S. of a young dicot root can be distinguished from that of a young dicot stem by the presence of
- radial arrangement of xylem and phloem
- collateral arrangement of xylem and phloem
- interfascicular cambium
- intrafascicular cambium
Q. 20 of Quiz- (Que-ID : 2963)
Histone proteins are
- basic, negatively charged
- basic, positively charged
- acidic, positively charged
- acidic, negatively charged
Q. 9 of Quiz- (Que-ID : 2802)
There are ______ pairs of cranial nerves arising from the brain.
- 8
- 12
- 18
- 25
Q. 4 of Quiz- (Que-ID : 2947)
Who amongst the following scientist had no contribution in the development of the double helix model for the structure of DN A ?
- Rosalind Franklin
- Maurice Wilkins
- Erwin Chargaff
- Meselson and Stahl
Q. 6 of Quiz- (Que-ID : 3049)
Which one of the following describes the spikelet of a cereal or grass plant
- inferior ovary
- dehiscent fruit
- pair of glumes
- fused calyx
Q. 8 of Quiz- (Que-ID : 3426)
In a Transgenic crop gene is for the following:
- New protein synthesis
- Resistance from Antibiotics
- In the formation enzyme for Antibiotics
- All of these
Q. 17 of Quiz- (Que-ID : 2885)
Which of the following is correct regarding the consequences of lower population ?
- It increases the poverty of a country
- It leads to shortage of food supply
- It results in unemployment
- All of these
Q. 10 of Quiz- (Que-ID : 3053)
Complete the reaction. _________ + O2 → CO2 + _______ + Energy
- C6H12O6, 2H2O
- C12H22O11, 6H2O
- C6H12O6, 6H2O
- C12H22O11, 11H2O
Q. 16 of Quiz- (Que-ID : 3234)
The arrangement of sepals or petals in floral bud is called
- Placentation
- Aestivation
- Bracteate
- Phyllotaxy
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