MCQOPTIONS
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MCQOPTIONS
This section includes 2103 Mcqs, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1501. |
Kwashiorkor is in children who get ________. |
| A. | Low carbohydrate diet |
| B. | Low vitamin diet |
| C. | Low mineral diet |
| D. | Low protein diet |
| Answer» E. | |
| 1502. |
Organisms such as bacteria, viruses, fungi, protozoans, helminths, etc., that cause diseases in humans are called ______. |
| A. | predators |
| B. | pathogens |
| C. | antigens |
| D. | frugivores |
| Answer» C. antigens | |
| 1503. |
Name the gland that is located in the midline (between the two cerebral hemispheres) of the human brain. |
| A. | Adrenal |
| B. | Thyroid |
| C. | Pancreas |
| D. | Pineal |
| Answer» E. | |
| 1504. |
Rabies is caused by ____________. |
| A. | Dog bite |
| B. | Contaminated water |
| C. | Pollution |
| D. | Unhygienic food |
| Answer» B. Contaminated water | |
| 1505. |
Bamboo is a type of ________. |
| A. | Herb |
| B. | Tree |
| C. | Shrub |
| D. | Grass |
| Answer» E. | |
| 1506. |
Pipe like vessels to transport water and nutrients from the soil in plants are _________. |
| A. | Epidermis |
| B. | Vascular tissue |
| C. | Meristematic tissue |
| D. | Collenchyma |
| Answer» C. Meristematic tissue | |
| 1507. |
Pneumatic bones are found in |
| A. | Pigeon |
| B. | Whale |
| C. | Frog |
| D. | Shark |
| Answer» B. Whale | |
| 1508. |
Flame cells are concerned with |
| A. | Respiration |
| B. | Locomotion |
| C. | Excretion |
| D. | Reproduction |
| Answer» D. Reproduction | |
| 1509. |
In plants, the nutrient that helps the roots to penetrate deep into the soil to absorb nutrients quickly: |
| A. | Carbon |
| B. | Phosphorus |
| C. | Nitrogen |
| D. | Potassium |
| Answer» E. | |
| 1510. |
After fertilization, the ovule and ovary subsequently develop to form |
| A. | seed and fruit respectively |
| B. | fruit and seed respectively |
| C. | seed and flower respectively |
| D. | degenerated ovule and seedless fruit respectively |
| Answer» B. fruit and seed respectively | |
| 1511. |
Nutrient enrichment of lakes is called ________. |
| A. | Eutroplication |
| B. | Bio magnification |
| C. | Biological Oxygen Demand |
| D. | Allelopathy |
| Answer» B. Bio magnification | |
| 1512. |
In plants, water is transported through which of the following medium? |
| A. | Xylem |
| B. | Phloem |
| C. | Stomata |
| D. | Root hair |
| Answer» B. Phloem | |
| 1513. |
______ is the smallest bone in the human body. |
| A. | Rib cage |
| B. | Scapula |
| C. | Stapes |
| D. | Coxal bone |
| Answer» D. Coxal bone | |
| 1514. |
Mosses are bryophytes are characterized by: |
| A. | Dominant sporophytic phase |
| B. | Unicellular sex organs |
| C. | Heterotrophic mode of nutrition |
| D. | Dominant gametophytic phase |
| Answer» E. | |
| 1515. |
Emetophobia is the fear of: |
| A. | Vomiting |
| B. | Spiders |
| C. | Heights |
| D. | Tunnels |
| Answer» B. Spiders | |
| 1516. |
Purkinje fibres are specialized ________. |
| A. | cells in blood |
| B. | neurons in the brain |
| C. | cells in bone marrow |
| D. | muscle fibres in the heart |
| Answer» E. | |
| 1517. |
A plant that does NOT grow through vegetative propagation is ________. |
| A. | Rose |
| B. | Papaya |
| C. | Banana |
| D. | Orange |
| Answer» C. Banana | |
| 1518. |
'Metagenesis' is observed in members of class |
| A. | Hydrozoa |
| B. | Scyphozoan |
| C. | Anthozoa |
| D. | All of these |
| Answer» B. Scyphozoan | |
| 1519. |
'Ozone Day' is observed on |
| A. | January, 30 |
| B. | April, 21 |
| C. | September, 16 |
| D. | December, 25 |
| Answer» D. December, 25 | |
| 1520. |
______ tissue cells separate to form different types of permanent tissue. |
| A. | Parenchyma |
| B. | Collenchyma |
| C. | Meristem |
| D. | Sclerenchymas |
| Answer» D. Sclerenchymas | |
| 1521. |
Milk is unique in its nutritive value, it is a poor source of:- |
| A. | Fat |
| B. | Calcium |
| C. | Protein |
| D. | Iron |
| Answer» E. | |
| 1522. |
Bacteria, blue-green algae or cyanobacteria and mycoplasma are examples of organisms of which kingdom? |
| A. | Plantae |
| B. | Monera |
| C. | Protista |
| D. | Animalia |
| Answer» C. Protista | |
| 1523. |
Plants have been used as healers and health rejuvenators since times immemorial. More than half the drugs under clinical use owe their origin to plants.The Glossary of Indian Medicinal Plants lists 3000 plants.Which part of the plants is used most for medicinal properties ? |
| A. | Roots |
| B. | Bark |
| C. | Leaves |
| D. | Seeds |
| Answer» B. Bark | |
| 1524. |
Pollination takes place in the __________. |
| A. | roots |
| B. | leaves |
| C. | flowers |
| D. | fruits |
| Answer» D. fruits | |
| 1525. |
________ is a strong drug that doctors give to people to make them calm or help them sleep. |
| A. | Barbiturate |
| B. | Antidepressant |
| C. | Antihistamine |
| D. | Beta - Blocker |
| Answer» B. Antidepressant | |
| 1526. |
Deficiency of Vitamin 'C' causes a disease known as |
| A. | Beri Beri |
| B. | Goitre |
| C. | Scurvy |
| D. | Anaemia |
| Answer» D. Anaemia | |
| 1527. |
In addition to phloem, the following is made up of all the others. |
| A. | Sieve tubes |
| B. | Phloem vessel |
| C. | Celiac |
| D. | Phloem filaments |
| Answer» C. Celiac | |
| 1528. |
________ are called the ‘Powerhouses’ of the cell. |
| A. | Mitochondria |
| B. | Lungs |
| C. | Arteries |
| D. | Pituitary glands |
| Answer» B. Lungs | |
| 1529. |
In cactus, the spines are the modified: |
| A. | Fruit |
| B. | Stem |
| C. | Leaves |
| D. | Buds |
| E. | Flower |
| Answer» D. Buds | |
| 1530. |
Cranial nerve in mammals are |
| A. | 10 pairs |
| B. | 10 |
| C. | 12 pairs |
| D. | 12 |
| Answer» D. 12 | |
| 1531. |
Cholesterol is a? |
| A. | Type of chlorophyll |
| B. | Fatty alcohol found in animal fats |
| C. | Derivative of chloroform |
| D. | Chromium salt |
| Answer» C. Derivative of chloroform | |
| 1532. |
A multicellular organism grows by _________. |
| A. | Cell addition |
| B. | Cell explosion |
| C. | Cell implosion |
| D. | Cell division |
| Answer» E. | |
| 1533. |
Name two organelles that have their own genetic material. |
| A. | DNA and RNA |
| B. | Mitochondria and plastids |
| C. | Ribosome and Golgi bodies |
| D. | Dictyosome and endoplasmic reticulum |
| Answer» C. Ribosome and Golgi bodies | |
| 1534. |
One micronutrient and one macronutrient of plants are respectively |
| A. | Fe and Mg |
| B. | N and C |
| C. | P and Zn |
| D. | S and Ca |
| Answer» B. N and C | |
| 1535. |
Blood clot is formed because of the presence of certain cells in the blood called: |
| A. | chondrocytes |
| B. | platelets |
| C. | lymphocytes |
| D. | erythrocytes |
| Answer» C. lymphocytes | |
| 1536. |
A normal human ear can hear the sound of _______ frequency. |
| A. | 30 Hz - 30 kHz |
| B. | 40 Hz - 40 kHz |
| C. | 50 Hz - 50 kHz |
| D. | 20 Hz - 20 kHz |
| Answer» E. | |
| 1537. |
In a closed circulatory system, blood is completely enclosed within __________. |
| A. | The Skeleton |
| B. | Sinuses |
| C. | Blood Vessels |
| D. | Heart |
| Answer» D. Heart | |
| 1538. |
It takes __________ full grown trees to make one tonne of paper. |
| A. | 5 |
| B. | 17 |
| C. | 10 |
| D. | 25 |
| Answer» C. 10 | |
| 1539. |
Mitosis and meiosis always differ in regard to the presence of |
| A. | Chromatids |
| B. | Homologous chromosome |
| C. | Bivalents |
| D. | Centromeres |
| Answer» D. Centromeres | |
| 1540. |
During inhalation, the ribs ________. |
| A. | Move inwards |
| B. | Move sideways |
| C. | Move upwards |
| D. | Move downwards |
| Answer» D. Move downwards | |
| 1541. |
Name the bacteria that causes dysentery. |
| A. | Shigella |
| B. | Vibrio Cholerae |
| C. | Streptococcus pyogenes bacteria |
| D. | Mycobacterium tuberculosis |
| Answer» B. Vibrio Cholerae | |
| 1542. |
Beri-Beri is caused due to the lack of which one of the following substances? |
| A. | Vitamin B1 |
| B. | Protein |
| C. | Vitamin C |
| D. | Fats |
| Answer» B. Protein | |
| 1543. |
Identify the odd from the given group.Hydra, Sea Anemone, Psychon, Jellyfish |
| A. | Psychon |
| B. | Sea Anemone |
| C. | Jellyfish |
| D. | Hydra |
| Answer» B. Sea Anemone | |
| 1544. |
A deficiency of vitamin A results in ____. |
| A. | Pellagra |
| B. | Rickets |
| C. | Xerophthalmia |
| D. | Scurvy |
| Answer» D. Scurvy | |
| 1545. |
An earthworm has _________? |
| A. | Slimy body |
| B. | Segmented body |
| C. | Compound eyes |
| D. | Jointed legs |
| Answer» C. Compound eyes | |
| 1546. |
Asexual reproduction in Amoeba takes place through: |
| A. | Regeneration |
| B. | Budding |
| C. | Binary fission |
| D. | Fragmentation |
| Answer» D. Fragmentation | |
| 1547. |
Plants utilise ________ from the atmosphere for photosynthesis. |
| A. | Oxygen |
| B. | Nitrogen |
| C. | Carbon dioxide |
| D. | Hydrogen |
| Answer» D. Hydrogen | |
| 1548. |
In which of the following diseases immune-system of body breaks down? |
| A. | Diabetes |
| B. | AIDS |
| C. | Black fever |
| D. | Diarrhoea |
| Answer» C. Black fever | |
| 1549. |
A new born baby will double its weight in 2 months due to: |
| A. | Overeating |
| B. | Increase in the number of body cells |
| C. | Increase in fat |
| D. | Protein in milk |
| Answer» C. Increase in fat | |
| 1550. |
In which of the following forms are carbohydrates stored in our body? |
| A. | Lactose |
| B. | Glucose |
| C. | Glycogen |
| D. | Cellulose |
| Answer» D. Cellulose | |