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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.
| 8251. |
Being all mammals, whale, dolphins, bat, monkey and horse have some common characters but they also show conspicuous differences. This is due to phenomenon of [MP PMT 2004] |
| A. | Normalisation |
| B. | Genetic drift |
| C. | Convergence |
| D. | Divergence |
| Answer» E. | |
| 8252. |
Which one illustrates palaeontological evidence in favour of oraganic evolution [CPMT 1978] |
| A. | Duck bill platypus |
| B. | Pappered moth |
| C. | Archaeopteryx |
| D. | Darwin's finches |
| Answer» D. Darwin's finches | |
| 8253. |
Analogous organs are those which are [AIIMS 1992; CPMT 1973, 2000; DPMT 2004] |
| A. | Structurally similar |
| B. | Structurally and functionally similar |
| C. | Functionally similar |
| D. | Normally non-functionable |
| Answer» D. Normally non-functionable | |
| 8254. |
Which one of the following responses of plants to growth hormones is true for ethylene [MP PMT 1995] |
| A. | Increase in cell elongation |
| B. | Decrease in the formation of female flowers |
| C. | Increase in ripening of fruits |
| D. | Decrease in abscission of flowers |
| Answer» D. Decrease in abscission of flowers | |
| 8255. |
Which of the following is called as phytogerontological hormone |
| A. | Ethylene |
| B. | Auxin |
| C. | Gibberellin |
| D. | Cytokinin |
| Answer» B. Auxin | |
| 8256. |
Ripening of banana is accompanied with [DPMT 1982] |
| A. | Sudden rise in cytokinin |
| B. | Sudden rise in auxin |
| C. | Sudden rise in ethylene |
| D. | Sudden rise in gibberellin |
| Answer» D. Sudden rise in gibberellin | |
| 8257. |
A higher proportion of ethylene is found in [DPMT 1986, 89] |
| A. | Ripening banana |
| B. | Green banana |
| C. | Green apple |
| D. | Fresh potato tuber |
| Answer» B. Green banana | |
| 8258. |
Ethylene is a [MP PMT 1987; BHU 1987, 94; Bihar MDAT 1995; RPMT 1990, 99; BVP 2000; Pb. PMT 2004; HP PMT 2005] |
| A. | Gaseous hormone |
| B. | Gaseous enzyme |
| C. | Liquid-gas mixture |
| D. | Solid hormone |
| Answer» B. Gaseous enzyme | |
| 8259. |
Recognition of ethylene as a natural plant hormone was done by |
| A. | Haberlandt |
| B. | Crocker |
| C. | Richmond Lang |
| D. | Sorokin |
| Answer» C. Richmond Lang | |
| 8260. |
Which hormone causes stunted growth in pea [MHCET 2003] |
| A. | Gibberellic acid |
| B. | Auxin |
| C. | Cytokinin |
| D. | Ethylene |
| Answer» E. | |
| 8261. |
Which combination of gases is suitable for fruit ripening [CBSE PMT 1998] |
| A. | 80% \[{{C}_{2}}\] \[{{H}_{4}}\] and 20% \[C{{O}_{2}}\] |
| B. | 80% \[C{{O}_{2}}\] and 20% \[C{{H}_{2}}\] |
| C. | 80% \[C{{H}_{4}}\]and 20% \[C{{O}_{2}}\] |
| D. | 80% \[C{{O}_{2}}\] and 20% \[{{O}_{2}}\] |
| Answer» B. 80% \[C{{O}_{2}}\] and 20% \[C{{H}_{2}}\] | |
| 8262. |
Ethylene increases |
| A. | Transpiration |
| B. | Respiration climacteric |
| C. | Photosynthesis |
| D. | All of these |
| Answer» C. Photosynthesis | |
| 8263. |
Pineapple can be made to flower in off season by [CPMT 1983] |
| A. | Ethylene/NAA |
| B. | Zeatin |
| C. | Short day |
| D. | Temperature |
| Answer» B. Zeatin | |
| 8264. |
Simple cuboidal epithelium is found in |
| A. | Sweat gland |
| B. | Choroid of eye |
| C. | Thin bronchiols |
| D. | All of the above |
| Answer» E. | |
| 8265. |
The ducts of mammary gland are lined by |
| A. | Stratified columnar epithelium |
| B. | Stratified cuboidal epithelium |
| C. | Transitional epithelium |
| D. | All of the above |
| Answer» B. Stratified cuboidal epithelium | |
| 8266. |
Nature of mammary gland is [MP PMT 2002] |
| A. | Apocrine |
| B. | Merocrine |
| C. | Holocrine |
| D. | None of these |
| Answer» B. Merocrine | |
| 8267. |
An example of merocrine gland is [MP PMT 2001] |
| A. | Sebaceous gland |
| B. | Pineal gland |
| C. | Salivary gland |
| D. | Mammary gland |
| Answer» D. Mammary gland | |
| 8268. |
The basement membrane acts as |
| A. | Plasma membrane |
| B. | Plasmalemma |
| C. | Both |
| D. | None |
| Answer» D. None | |
| 8269. |
Gland which is both exocrine and endocrine is |
| A. | Tubular glands |
| B. | Saccular glands |
| C. | Apocrine glands |
| D. | Heterocrine glands |
| Answer» E. | |
| 8270. |
Simple coiled tubular glands are found in [CPMT 1993] |
| A. | Dermis of skin |
| B. | Kidney |
| C. | Liver |
| D. | Spleen |
| Answer» B. Kidney | |
| 8271. |
Epithelial tissue which lines the spinal cord is known as |
| A. | Endothelium |
| B. | Endocardium |
| C. | Ependymal cells |
| D. | Mesothelium |
| Answer» D. Mesothelium | |
| 8272. |
Which tissue evolved first in the animals |
| A. | Muscular tissue |
| B. | Connective tissue |
| C. | Epithelial tissue |
| D. | Skeletal tissue |
| Answer» D. Skeletal tissue | |
| 8273. |
Inner surface of fallopian tubes, bronchi and bronchioles are lined by [AIEEE 2004] |
| A. | Squamous epithelium |
| B. | Ciliated epithelium |
| C. | Columnar epithelium |
| D. | Cubical epithelium |
| Answer» C. Columnar epithelium | |
| 8274. |
In animals, gametes are derived from [Kerala PMT 2004] |
| A. | Epithelial tissue |
| B. | Nervous tissue |
| C. | Occur singly |
| D. | Provide toughness and strength |
| Answer» B. Nervous tissue | |
| 8275. |
Epithelial tissues arise from [MP PMT 1996, 2002] |
| A. | Ectoderm |
| B. | Endoderm |
| C. | Mesoderm |
| D. | All of the above |
| Answer» E. | |
| 8276. |
The word epithelium was coined by |
| A. | Malpighii |
| B. | Ruysch |
| C. | Bichat |
| D. | None |
| Answer» C. Bichat | |
| 8277. |
Pseudostratified columnar epithelium is found in [MP PMT 2003] |
| A. | Wall of cloaca |
| B. | Male urethra |
| C. | Oviduct |
| D. | Oesophagus |
| Answer» C. Oviduct | |
| 8278. |
The intestine and stomach in mammals are lined by [J & K CET 2002] |
| A. | Cuboidal epithelium |
| B. | Columnar epithelium |
| C. | Squamous epithelium |
| D. | Stratified epithelium |
| Answer» C. Squamous epithelium | |
| 8279. |
Brush bordered epithelium is found in [CPMT 1999; JIPMER 2001] |
| A. | Fallopian tube |
| B. | Small intestine |
| C. | Stomach |
| D. | Trachea |
| Answer» C. Stomach | |
| 8280. |
Outer layer of skin is made up of keratinised epithelium, this is because [RPMT 2001] |
| A. | It is exposed thus subjected to wear and tear |
| B. | It covers the whole body |
| C. | It is thick |
| D. | It prevents the entry of pathogens |
| Answer» B. It covers the whole body | |
| 8281. |
Which of the following is the characteristic of epithelial tissues [KCET 2001] |
| A. | They are highly vascularised |
| B. | They never produce glands |
| C. | They have large intercellular spaces |
| D. | They have a rapid rate of cell division |
| Answer» E. | |
| 8282. |
Ciliated cells are found in [MP PMT 2000] |
| A. | Bronchus |
| B. | Pancreas |
| C. | Liver |
| D. | Uterus |
| Answer» B. Pancreas | |
| 8283. |
Which type of epithelium is found is oesophagus, cornea and vagina |
| A. | Transitional epithelium |
| B. | Columnar epithelum |
| C. | Non-keratinized stratified epithelium |
| D. | Keratinized stratified epithelium |
| Answer» D. Keratinized stratified epithelium | |
| 8284. |
The epithelium in the bronchioles is [MP PMT 1996; 2002] |
| A. | Pseudostratified and columnar |
| B. | Squamous and sensory |
| C. | Pseudostratified and sensory |
| D. | Cuboidal and columnar |
| Answer» E. | |
| 8285. |
Epithelial tissue serves as [MP PMT 1995] |
| A. | Protective covering |
| B. | Reproductive structures |
| C. | Corpuscles |
| D. | Nerve cells |
| Answer» B. Reproductive structures | |
| 8286. |
Compound squamous epithelium is found in [BHU 1995] |
| A. | Stomach |
| B. | Intestine |
| C. | Trachea |
| D. | Pharynx |
| Answer» E. | |
| 8287. |
The intercellular matrix is negligible or absent in which of the following tissue |
| A. | Connective tissue |
| B. | Epithelial tissue |
| C. | Muscular tissue |
| D. | Cardiac tissue |
| Answer» C. Muscular tissue | |
| 8288. |
Stratified squamous epithelium is found in [AFMC 1995] |
| A. | Trachea |
| B. | Epidermis |
| C. | Mouth cavity (buccal) |
| D. | Lining of blood vessels |
| Answer» C. Mouth cavity (buccal) | |
| 8289. |
Tissue which has power of division and regeneration throughout life |
| A. | Epithelial tissue |
| B. | Muscular tissue |
| C. | Connective tissue |
| D. | Nervous tissue |
| Answer» B. Muscular tissue | |
| 8290. |
Histogenesis is |
| A. | Formation of new tissues |
| B. | Study of tissues |
| C. | Differentiation of tissues |
| D. | None of the above |
| Answer» D. None of the above | |
| 8291. |
Intracellular fluid and extracellular fluid forms |
| A. | 24% and 40% of body weight respectively |
| B. | 40% and 24% of body weight respectively |
| C. | 6 - 10% of the body weight |
| D. | 30 - 35% of the body weight |
| Answer» C. 6 - 10% of the body weight | |
| 8292. |
Oedema is |
| A. | An abnormal accumulation of tissue fluid in intercellular spaces |
| B. | An abnormal accumulation of tissue fluid in epithelial tissue cells |
| C. | An abnormal accumulation of extracellular fluid in intercellular spaces |
| D. | Allergic disease of skin |
| Answer» B. An abnormal accumulation of tissue fluid in epithelial tissue cells | |
| 8293. |
Normal wear and tear of cells in simple epithelia is negligible because |
| A. | Epithelial cells are very tough |
| B. | Epithelial cells are closely fitted like tiles of a mosaic |
| C. | Epithelial cell are kept moist due to the material that diffuse through it |
| D. | Epithelial cell is protective in function |
| Answer» D. Epithelial cell is protective in function | |
| 8294. |
Desmosomes are the feature of [CBSE PMT 1992; AFMC 1993, 99; KCET 2000; BHU 2001] |
| A. | Epithelial tissue |
| B. | Nervous tissue |
| C. | Muscular tissue |
| D. | None of these |
| Answer» B. Nervous tissue | |
| 8295. |
The cells of a tissue are similar in |
| A. | Structure |
| B. | Function |
| C. | Origin |
| D. | Both [a] and [b] |
| Answer» E. | |
| 8296. |
Ciliated epithelium in vertebrates is present in [CPMT 1983] |
| A. | Kidney and stomach |
| B. | Buccal cavity and oviduct of frog |
| C. | Stomach and urinary tubules |
| D. | Lymph vessels |
| Answer» C. Stomach and urinary tubules | |
| 8297. |
The cellular layers in epidermis of skin consists of [CPMT 1984] |
| A. | Glandular cells |
| B. | Columnar cells |
| C. | A squamous stratified cornified epithelium |
| D. | A complex stratified epithelium |
| Answer» D. A complex stratified epithelium | |
| 8298. |
Epithelial tissue performs the following functions [KCET 1994] |
| A. | Protection, secretion, absorption, respiration |
| B. | Protection, secretion, sensation, absorption |
| C. | Protection, secretion, absorption, digestion |
| D. | None of these |
| Answer» C. Protection, secretion, absorption, digestion | |
| 8299. |
Urethra, vagina and oesophagus have a common inner lining of [CMC Vellore 1993; MP PMT 2003; Orissa JEE 2005] |
| A. | Squamous epithelium |
| B. | Ciliated epithelium |
| C. | Columnar epithelium |
| D. | Stratified squamous epithelium |
| Answer» E. | |
| 8300. |
Internal surface of large intestine is [CPMT 1973] |
| A. | Lined by muscular tissue |
| B. | Lined by epithelial tissue |
| C. | Lined by both types of tissue |
| D. | Lined by all four types of tissue |
| Answer» C. Lined by both types of tissue | |