1. Which among the following is the correct location of Adrenal Glands in Human Body?
[A] Above kidneys
[B] Below kidneys
[C] Above Medulla Oblongata
[D] Near Pancreases
Show Answer
Correct Answer: A [Above kidneys]
Notes:
Each adrenal gland is located on the top of each kidney (forming a hat-like structure on the top of the kidneys). Each adrenal gland has two parts viz. outer cortical portion and inner adrenal cortex. Further, there is a central part called adrenal medulla.
2. Deficiency of Tocopherol leads to sterility in males and females. The popular word for Tocopherol is ___?
[A] Vitamin B3
[B] Vitamin K
[C] Vitamin D
[D] Vitamin E
Show Answer
Correct Answer: D [Vitamin E]
Notes:
Tocopherols are a class of organic chemical compounds, many of which have vitamin E activity. Deficiency of Tocopherol leads to sterility in males and females. Tocopherol exists in four different forms designated as α, β, δ, and γ.
3. Which of the following vertebrae are found in Neck ?
[A] Cervical
[B] Thoracic
[C] Lumbar
[D] None
Show Answer
Correct Answer: A [Cervical]
Notes:
Cervical vertebrae are found in neck. The cervical vertebrae of the spine is consisted of seven bony rings that reside in the neck between the base of the skull and the thoracic vertebrae in the trunk.
4. In which of the following conditions a person is born with both ovarian and testicular tissues i.e. both female & male organs?
[A] Swyer syndrome
[B] Penile agenesis
[C] Polyorchidism
[D] Hermaphroditism
Show Answer
Correct Answer: D [Hermaphroditism]
Notes:
A hermaphrodite is an organism that has complete or partial reproductive organs and produces gametes normally associated with both male and female sexes. It has both ovarian and testicular tissues.
5. Which of the following plant growth hormone was recognized by Japanese scientists?
[A] Auxin
[B] Gibberellins
[C] Abscisic acid
[D] Cytokinin
Show Answer
Correct Answer: B [Gibberellins]
Notes:
Gibberellins, first recognized in 1926 by a Japanese scientist, Eiichi Kurosawa. He was studying foolish seedling disease in Rice called as bakanae
6. Which among the following live tissues of the Human Eye does not have blood vessels?
[A] Sclera
[B] Cornea
[C] Choroid
[D] Iris
Show Answer
Correct Answer: B [Cornea]
Notes:
Cornea does not have blood vessels. It is the transparent part of the eye that covers the front portion of the eye. It covers the pupil, iris, and anterior chamber.
7. Which endocrine gland in human body secrets lactogenic hormone?
[A] Pituitary gland
[B] Thyroid gland
[C] Adrenal gland
[D] Pineal gland
Show Answer
Correct Answer: A [Pituitary gland]
Notes:
Lactogenic hormone is a gonadotropic hormone which is secreted by anterior pituitary gland. It stimulates growth of the mammary glands and lactation after childbirth.
8. What is the scientific name of human beings?
[A] Melongena sapiens
[B] Tigris solanum
[C] Homo sigrum
[D] Homo sapiens
Show Answer
Correct Answer: D [Homo sapiens]
Notes:
In taxonomy, Homo sapiens is the only extant human species. The name is Latin for “wise man” and was introduced in 1758 by Carl Linnaeus. Humans are the only extant members of the subtribe Hominina.
9. Synapse gap is present between which of the following?
[A] Brain and Spinal cord
[B] Two eyes
[C] Two Kidneys
[D] Two neurons
Show Answer
Correct Answer: D [Two neurons]
Notes:
Information from one neuron flows to another neuron across a synapse. The synapse contains a small gap separating neurons. The synapse consists of: a presynaptic ending that contains neurotransmitters, mitochondria and other cell organelles.
10. What is the full form of RNA?
[A] Reverse Nucleic Acid
[B] Ribonitric Acid
[C] Ribonutrient Acid
[D] Ribonucleic Acid
Show Answer
Correct Answer: D [Ribonucleic Acid]
Notes:
Ribonucleic acid (RNA) is a polymeric molecule essential in various biological roles in coding, decoding, regulation and expression of genes. An example of RNA is a chain of cells that carries genetic information of many viruses from the cell to the cytoplasm.
