1. Which among the following is the most abundant organic compound in nature?
[A] Glucose
[B] Fructose
[C] Sucrose
[D] Cellulose
Show Answer
Correct Answer: D [Cellulose]
Notes:
Cellulose is the most abundant organic compound on Earth, being a major component in the cell walls of plants. This complex carbohydrate provides structure and support for the plant and is indigestible to humans. Nonetheless, it is an important dietary element known as dietary fiber. It is notable for its role in the paper, textile, and food industries, and for its potential use in renewable energy sources like biofuels.
2. Amflora is a genetically modified ______?
[A] Rose
[B] Potato
[C] Lotus
[D] Tomato
Show Answer
Correct Answer: B [Potato]
Notes:
Amflora which is also known as EH92-527-1 is a genetically modified potato cultivar developed by BASF Plant Science. It is developed to produce a specific natural starch (amylopectin) needed for industrial applications.
3. Which among the following glands secrets Adrenocorticotrophic Hormone?
[A] Adrenal
[B] pancreas
[C] pituatry
[D] Thyriod
Show Answer
Correct Answer: C [pituatry]
Notes:
The pituitary gland or hypophysis is located in one of the bones at the base of the skull. It has two portions viz. anterior hypophysis and posterior hypophysis.
The anterior part produces two hormones that work directly viz. growth hormone (GH) and prolactin; and four tropic hormones {tropic hormones regulate the other endocrine glands} viz. adrenocorticotropic hormone (ACTH), thyroid-stimulating hormone (TSH), luteinizing hormone (LH) and follicle-stimulating hormone (FSH).
The posterior part releases two hormones produced in the hypothalamus viz. oxytocin and antidiuretic hormone (ADH or vasopressin).
4. Which one of the following does not belong with the others?
[A] Fish
[B] Crab
[C] Prawn
[D] Snail
Show Answer
Correct Answer: A [Fish]
Notes:
All the species listed are water-dwelling creatures. However, a fundamental difference is that fish belong to the group of vertebrates, meaning their body possesses a spinal column. In contrast, crabs, prawns, and snails are invertebrates, denoting that they lack a backbone. Specifically, crabs and prawns are crustaceans, within the larger class of invertebrates, characterised by their exoskeleton and segmented bodies. Snails are grouped as molluscs, also a class of invertebrates, known for their soft unsegmented body. Hence, in this context, fish are different from the others.
5. In which of the following diseases , nerve cells are affected?
[A] Tetanus
[B] Polio
[C] Whooping Cough
[D] Diphtheria
Show Answer
Correct Answer: B [Polio]
Notes:
Nerve cells are affected in Polio. Polio also known as poliomyelitis, is a disabling and life-threatening disease caused by the poliovirus. The virus spreads from person to person and can infect a person’s spinal cord, causing paralysis.
6. Which among the following makes the Cornea Transplantation easy and used more widely ?
[A] Cornea are easily available
[B] Cornea does not link up with blood vessels
[C] both of the above reasons
[D] none of the above
Show Answer
Correct Answer: B [Cornea does not link up with blood vessels]
Notes:
A cornea transplant also called as keratoplasty is a surgical procedure to replace part of your cornea with corneal tissue from a donor. Cornea does not link up with blood vessels, this makes the Cornea Transplantation easy and used more widely.
7. With which of the following diseases Project Kavach is related to?
[A] Malaria
[B] Dengue
[C] AIDS
[D] Swineflu
Show Answer
Correct Answer: C [AIDS]
Notes:
Project Kavach is related to AIDS. The AIDS virus can be transmitted through contact with infected blood, semen or vaginal fluids. Within a few weeks of HIV infection, flu-like symptoms such as fever, sore throat and fatigue can occur.
8. From which part of the plant Glycyrrhiza glabra , Liquorice or Mulethi is obtained?
[A] Leaves
[B] Roots
[C] Fruits
[D] Stem
Show Answer
Correct Answer: B [Roots]
Notes:
Mulethi is powdered liquorice root and is an effective expectorant used since ancient times in Ayurvedic medicines. Its is also used in Jastimadhu which is a tooth powder. many cough syrups today contain Liquorice as an ingredient. It is also used in mouth ulcers and peptic ulcers.
9. Hodophobia is the fear of which of the following?
[A] Sleeping
[B] Travel
[C] Drugs
[D] Cattle
Show Answer
Correct Answer: B [Travel]
Notes:
Hodophobia is the fear of travel. It is also referred to as travel phobia or fear of travel. Acute anxiety which is provoked by travel can be treated with anti-anxiety medication.
10. The nutritional supplements Spirulina, Chorella and the Vitamin-C supplement, Dunaliella are actually :
[A] Algae
[B] Lichens
[C] Probiotics
[D] Bryophytes
Show Answer
Correct Answer: A [Algae]
Notes:
The nutritional supplements Spirulina, Chorella and the Vitamin-C supplement, Dunaliella are actually unicellular algae that are commercially produced worldwide. These algae are concentrated sources of carotenoids (especially provitamin A carotenoids) and other nutrients.