1. Chlorophyll absorbs which of the wavelength of the Sun light ?
[A] Green & Blue
[B] Green & Red
[C] Red & Blue
[D] Red & Yellow
Show Answer
Correct Answer: C [Red & Blue]
Notes:
Chlorophyll absorbs red and blue light but reflects green light.
2. Amino acids join together to make polypeptides. What polypeptides make by joining together?
[A] Carbohydrates
[B] proteins
[C] vitamins
[D] All the above
Show Answer
Correct Answer: B [proteins]
Notes:
Proteins are made up of chains of amino acids bound by bonds called peptide bond. There are some 22 different known amino acids which can compose proteins. There may be many more unknown to us.
3. Among typhoid, hysteria, measles & influenza which is / are not contagious disease(s)?
[A] Hysteria only
[B] Hysteria & Measles
[C] Hysteria, Typhoid & Measles
[D] All are contagious diseases
Show Answer
Correct Answer: A [Hysteria only]
Notes:
Among typhoid, hysteria, measles & influenza, only Hysteria is not a contagious disease. A contagious disease is a subset category of transmissible diseases, which are transmitted to other persons.
4. Digestion is not a function of which of the following ?
[A] Biotin
[B] Pepsin
[C] Renin
[D] None of the above
Show Answer
Correct Answer: A [Biotin]
Notes:
Biotin also called vitamin H, vitamin B₇ or vitamin B₈ is a water-soluble B vitamin. It is also known as vitamin H. Biotin is not a used in the Digestion of food.
5. The edible part of ‘cabbage’ is which of the following?
[A] Inflorescence
[B] Bud
[C] fruit
[D] none of the above
Show Answer
Correct Answer: B [Bud]
Notes:
The edible part of ‘cabbage’ is the vegetative bud. Vegetative buds are the buds from which vegetative parts like stems and leaves arise, rather than flowers.
6. Which of the following disease is found in ground nut?
[A] Downy mildew
[B] Bunt
[C] Ikki
[D] None of the above
Show Answer
Correct Answer: C [Ikki]
Notes:
Ikki disease is found in ground nut. Groundnut is taxonomically classified as Arachis hypogaea, is a legume crop grown mainly for its edible seeds. It is widely grown in the tropics and subtropics.
7. Which among the following is caused by Virus?
[A] Mumps
[B] Beri Beri
[C] Tuberculosis
[D] Dysentery
Show Answer
Correct Answer: A [Mumps]
Notes:
Mumps is caused by Virus. Mumps is a viral infection that affects the salivary glands that’s easily preventable by a vaccine. Initial signs and symptoms include fever, muscle pain, headache, poor appetite, and feeling generally unwell.
8. Which of the following part of the body stores Vitamin A, Vitamin D as well as Vitamin B12?
[A] Brain
[B] Liver
[C] Pancreas
[D] Red Blood Cells
Show Answer
Correct Answer: B [Liver]
Notes:
Liver stores Vitamin A, Vitamin D as well as Vitamin B12. The bile juice secreted during digestion is essential for absorbing them so that the body can use them.
9. In context with the connective tissues, which among the following connect Bones to Bones?
[A] Ligaments
[B] Tendons
[C] Reticular fibers
[D] Raphe
Show Answer
Correct Answer: A [Ligaments]
Notes:
In context with the connective tissues, ligaments connect join Bones to Bones. It is also known with the name of articular ligament, articular larua, fibrous ligament, or true ligament.
10. What is common to the techniques (i) in vitro fertilisation, (ii) Cryo preservation and (iii) tissue culture?
[A] All are in situ conservation methods
[B] All are ex situ conservation methods
[C] All require ultra modern equipment and large space
[D] All are methods of conservation of extinct organisms
Show Answer
Correct Answer: B [All are ex situ conservation methods]
Notes:
In vitro fertilisation, cryo preservation and tissue culture all are ex situ conservation methods. Ex situ conservation is a technique of conservation outside natural habitats.
