MCQOPTIONS
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MCQOPTIONS
This section includes 14620 Mcqs, each offering curated multiple-choice questions to sharpen your NEET knowledge and support exam preparation. Choose a topic below to get started.
| 6751. |
Implantation is the process of [MP PMT 2002] |
| A. | Fertilization of egg |
| B. | Movement of egg |
| C. | Degeneration of egg |
| D. | Attachment of blastocyst to the uterine wall |
| Answer» E. | |
| 6752. |
If the nuclei from an 8-celled stage of an embryo are transplanted into enucleated eggs, which of the following events is likely to occur [MP PMT 1990] |
| A. | Formation of viable embryo in the recipient eggs |
| B. | Donor nuclei die in the new environment |
| C. | Cleavage occurs but is arrested after some time |
| D. | Recipient egg dies |
| Answer» B. Donor nuclei die in the new environment | |
| 6753. |
Coelom is found between the cavity of [BHU 2000] |
| A. | Ectoderm and endoderm |
| B. | Mesoderm and ectoderm |
| C. | Body wall and ectoderm |
| D. | Mesoderm and body wall |
| Answer» E. | |
| 6754. |
In which stage of development the embryonic cells form the germinal layers by the movement [RPMT 2001] |
| A. | Morula |
| B. | Blastula |
| C. | Gastrula |
| D. | Neurula |
| Answer» D. Neurula | |
| 6755. |
The structure which differentiate gastrula from blastula [RPMT 1999] |
| A. | 3 germ layers |
| B. | Micromeres |
| C. | Blastocoel |
| D. | None of these |
| Answer» B. Micromeres | |
| 6756. |
In which stage is blastocoele formed [MP PMT 1999] |
| A. | Morula |
| B. | Blastula |
| C. | Gastrula |
| D. | None of these |
| Answer» D. None of these | |
| 6757. |
In which order, three germ layers appear in the development |
| A. | Ectoderm-mesoderm-endoderm |
| B. | Ectoderm-endoderm-mesoderm |
| C. | Mesoderm-endoderm-ectoderm |
| D. | None of the above |
| Answer» C. Mesoderm-endoderm-ectoderm | |
| 6758. |
In the first phase of gastrulation of amphibians there occurs the separation of |
| A. | Ectoderm |
| B. | Mesoderm |
| C. | Endoderm |
| D. | Mesoectoderm |
| Answer» D. Mesoectoderm | |
| 6759. |
Implantation of egg is followed by |
| A. | Fertilization |
| B. | Copulation |
| C. | Parturition |
| D. | Gestation |
| Answer» E. | |
| 6760. |
Brain originates from which germ layer [RPMT 1995] |
| A. | Ectoderm |
| B. | Mesoderm |
| C. | Endoderm |
| D. | Ectomesoderm |
| Answer» B. Mesoderm | |
| 6761. |
During gastrulation the dorsal lip of blastopore (1 external sign of gastrulation) appears |
| A. | Anteriorly in the pigmented area of egg |
| B. | Posteriorly in the yolky cytoplasmic area |
| C. | In the centre of the egg |
| D. | Behind the grey crescent area |
| Answer» E. | |
| 6762. |
The mammalian primitive streak gives rise to [MP PMT 1994] |
| A. | Ectoderm |
| B. | Mesoderm |
| C. | Endoderm |
| D. | Germ layers |
| Answer» B. Mesoderm | |
| 6763. |
During the development of an embryo, migration and rearrangement of cells lead to a pattern formation known as [MP PMT 1994] |
| A. | Epiboly |
| B. | Emboly |
| C. | Involution |
| D. | Gastrulation |
| Answer» E. | |
| 6764. |
Archenteron is lined with [CPMT 1993] |
| A. | Ectoderm |
| B. | Mesoderm |
| C. | Endoderm |
| D. | Mesoderm and endoderm |
| Answer» D. Mesoderm and endoderm | |
| 6765. |
Gonads are derived from embryonic [CBSE PMT 1990] |
| A. | Mesoderm |
| B. | Endoderm |
| C. | Ectoderm |
| D. | Mesoderm and endoderm |
| Answer» B. Endoderm | |
| 6766. |
The cavity of gastrula is called [AFMC 1985; MH-CET 2003] |
| A. | Blastocoel |
| B. | Coelom |
| C. | Archenteron |
| D. | Haemocoel |
| Answer» D. Haemocoel | |
| 6767. |
Which one of the following is derived from ectoderm [DPMT 1993] |
| A. | Enamel of teeth |
| B. | Dentine |
| C. | Skull |
| D. | Axial skeleton |
| Answer» B. Dentine | |
| 6768. |
The skeleton and muscles originate in the development from or During embryonic development endoskeleton and muscles develop from which germinal layer [CPMT 1979; MP PMT 1996] |
| A. | Ectoderm |
| B. | Endoderm |
| C. | Mesoderm |
| D. | Yolk plug |
| Answer» D. Yolk plug | |
| 6769. |
Which of the embryo has parasite mode of nutrition. [CPMT 1980; BHU 1980] |
| A. | Bird's embryo |
| B. | Amphibian embryo |
| C. | Reptilian embryo |
| D. | Mammalian embryo |
| Answer» E. | |
| 6770. |
Which of the following is correct [CPMT 1984; MP PMT 1988, 98] |
| A. | Mesoderm produces brain |
| B. | Ectoderm produces liver |
| C. | Mesoderm produces skeleton |
| D. | Endoderm produces heart |
| Answer» D. Endoderm produces heart | |
| 6771. |
Gastrulation is the process which involves the differentiation of the following layers in a vertebrate embryo [NCERT 1981] |
| A. | Ectoderm and mesoderm |
| B. | Ectoderm and endoderm |
| C. | Endoderm and mesoderm |
| D. | Ectoderm, endoderm and mesoderm |
| Answer» E. | |
| 6772. |
Vascular system and excretory organs are developed from [CPMT 1990; KCET 1994] |
| A. | Mesoderm |
| B. | Ectoderm |
| C. | Endoderm |
| D. | None of the above |
| Answer» B. Ectoderm | |
| 6773. |
Formation of notochord or the central axial chord in vertebrates is known as [CPMT 1972] |
| A. | Neurulation |
| B. | Blastulation |
| C. | Morulation |
| D. | Notogenesis |
| Answer» E. | |
| 6774. |
The rolling of endodermal and mesodermal cells from the surface of embryo into its interior is called [MP PMT 1987; CBSE PMT 1993] |
| A. | Ingression |
| B. | Invagination |
| C. | Involution |
| D. | Inversion |
| Answer» D. Inversion | |
| 6775. |
After gastrulation the roof of archenteron is formed by [CPMT 1987] |
| A. | Neural plate |
| B. | Mesoderm |
| C. | Ectoderm |
| D. | Chorda-mesoderm |
| Answer» E. | |
| 6776. |
The yolk plug is a structure in gastrula which is formed by the protrusion of |
| A. | Endodermal cells |
| B. | Endo-mesodermal cells |
| C. | Ectodermal cells |
| D. | Mesodermal cells |
| Answer» B. Endo-mesodermal cells | |
| 6777. |
The nerve cells, brain and spinal cord or central nervous system develops from embryonic [CPMT 1974, 75, 80, 84; AFMC 1985; RPMT 2000] |
| A. | Ectoderm |
| B. | Endoderm |
| C. | Mesoderm |
| D. | Both [a] and [b] |
| Answer» B. Endoderm | |
| 6778. |
Mesoderm gives rise to all the structures except [NCERT 1984] |
| A. | Nervous system |
| B. | Muscular system |
| C. | Circulatory system |
| D. | Gonads |
| Answer» B. Muscular system | |
| 6779. |
Pseudopregnancy is a physiological condition comparable to normal pregnancy except that there is no [AMU 1989] |
| A. | Developing ovum |
| B. | Developing foetus |
| C. | Corpus luteum |
| D. | Endometrial changes |
| Answer» C. Corpus luteum | |
| 6780. |
Compare to other animal which one has low reproductive rate |
| A. | Camelus dromidarus |
| B. | Ovis sp |
| C. | Capra hircus |
| D. | Horse |
| Answer» E. | |
| 6781. |
Horses are considered |
| A. | Beasts of burden |
| B. | Tough animals |
| C. | Intelligent animals |
| D. | All of these |
| Answer» E. | |
| 6782. |
Bhutia is a breed of |
| A. | Chicken |
| B. | Goat |
| C. | Sheep |
| D. | Horse |
| Answer» E. | |
| 6783. |
Which of the following is a beast of burden |
| A. | Donkey |
| B. | Mule |
| C. | Horse |
| D. | All of these |
| Answer» E. | |
| 6784. |
Most important factor to be taken into consideration while constructing pig horse particularly in tropical countries, is |
| A. | Sun light |
| B. | Air |
| C. | Humidity |
| D. | Temperature |
| Answer» E. | |
| 6785. |
The animal most useful on difficult terrains is |
| A. | Mule |
| B. | Yak |
| C. | Camel |
| D. | Elephant |
| Answer» B. Yak | |
| 6786. |
The animal which is used by Indian army in mountain terrains |
| A. | Horse |
| B. | Mule |
| C. | Donkey |
| D. | Camel |
| Answer» C. Donkey | |
| 6787. |
The varieties of Indian donkey are |
| A. | Only one |
| B. | Two |
| C. | Several |
| D. | No Indian variety |
| Answer» C. Several | |
| 6788. |
Mule is a product of [AFMC 2004] |
| A. | Breeding |
| B. | Mutation |
| C. | Hybridisation |
| D. | Interspecific hybridization |
| Answer» E. | |
| 6789. |
A beast of burden which needs little care is |
| A. | Pig |
| B. | Donkey |
| C. | Mule |
| D. | Yak |
| Answer» C. Mule | |
| 6790. |
Spiti breed of horse is found in |
| A. | Ladakh |
| B. | Himachal Pradesh |
| C. | Rajasthan |
| D. | Gujarat |
| Answer» C. Rajasthan | |
| 6791. |
Horses are fed on |
| A. | Dry fodder only |
| B. | Oats, barley, gram and hay |
| C. | Grass only |
| D. | Roughage and concentrates |
| Answer» C. Grass only | |
| 6792. |
There are two breeds of donkeys in India. These are small gray and large white. The large white is also called wild ass which occurs in |
| A. | Rajasthan |
| B. | Bihar |
| C. | Assam |
| D. | Rann of Kutch |
| Answer» E. | |
| 6793. |
Secretin hormone stimulates: |
| A. | pancreas |
| B. | stomach |
| C. | gall bladder |
| D. | crypts of Lieberktthn |
| Answer» B. stomach | |
| 6794. |
Which of the following control the amount of enzymes in pancreatic juice? |
| A. | Secretin |
| B. | Gastrin |
| C. | Pancreozymin |
| D. | Cholecystokinin |
| Answer» D. Cholecystokinin | |
| 6795. |
Secretin hormone is produced in: (MPPMT 2007; BCECE 2007) |
| A. | stomach and stimulates gastric gland |
| B. | intestine and stimulates gastric glands |
| C. | intestine and stimulates pancreas |
| D. | liver and stimulates gall bladder |
| Answer» D. liver and stimulates gall bladder | |
| 6796. |
Secretin hormone is secreted by: (WB-JEE 2006) |
| A. | liver |
| B. | pancreas |
| C. | intestine |
| D. | Brunner's gland |
| Answer» D. Brunner's gland | |
| 6797. |
Gastrin hormone is secreted by: (BHU 2003) |
| A. | liver |
| B. | stomach |
| C. | intestine |
| D. | pancreas |
| Answer» C. intestine | |
| 6798. |
Which part of our body secretes the hormone secretin? (BV Pune 2007) |
| A. | Ileum |
| B. | Stomach |
| C. | Duodenum |
| D. | Oesophagus |
| Answer» D. Oesophagus | |
| 6799. |
Secretin is a: |
| A. | enzyme |
| B. | vitamin |
| C. | hormone |
| D. | excretory product |
| Answer» D. excretory product | |
| 6800. |
Enterogastrone is: (CPMT 2007) |
| A. | enzyme secreted by mucosa |
| B. | hormone secreted by gastric mucosa |
| C. | hormone secreted by intestinal mucosa |
| D. | secreted by endocrine gland related to digestion |
| Answer» D. secreted by endocrine gland related to digestion | |