1. A ripe Tomato is Red, Leaves are Green, Flower is Purple, Hair is Black. Bring out the pigments responsible for these colors respectively ?
[A] Lycopene, Melanin, Chlorophyll, Anthocyanin
[B] Lycopene, Chlorophyll, Anthocyanin, Melanin
[C] Anthocyanin, Chlorophyll, Lycopene, Melanin
[D] Melanin, Anthocyanin, Chlorophyll, Lycopene
Show Answer
Correct Answer: B [Lycopene, Chlorophyll, Anthocyanin, Melanin]
Notes:
A ripe Tomato is Red, Leaves are Green, Flower is Purple, Hair is Black. The pigments responsible for these colors are Lycopene, Chlorophyll, Anthocyanin, Melanin respectively.
2. 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.
3. Which of the following organism grows on Common Bread?
[A] Bacterium
[B] Yeast
[C] Mucor
[D] Virus
Show Answer
Correct Answer: C [Mucor]
Notes:
Mucor is a microbial genus of approximately 40 species of moulds commonly found in soil, digestive systems, plant surfaces. They also grow on common bread. Mucor may cause infections in man, frogs, amphibians, cattle, and swine.
4. What is the correct name of premature death of cells and living tissue?
[A] Neutrophilia
[B] Necrosis
[C] Neoplasia
[D] Nephrosis
Show Answer
Correct Answer: B [Necrosis]
Notes:
Necrosis is the name of premature death of cells and living tissue. It refers to the death of most or all of the cells in an organ or tissue due to disease, injury, or failure of the blood supply.
5. In which of the following era began the Self replicating RNA molecules on Earth ?
[A] Basin Era
[B] Nectarian Era
[C] Early Imbrian
[D] Cryptic Era
Show Answer
Correct Answer: A [Basin Era]
Notes:
Basin Groups refers to 9 subdivisions of the lunar Pre-Nectarian geologic period. It is the second era of the Hadean. In Basin Era began the Self-replicating RNA molecules on Earth.
6. Why do birds not experience respiratory issues while flying at high altitudes?
[A] Their lungs are larger relative to body size
[B] They fly inactively at high altitudes
[C] None of the above is correct
[D] Birds possess additional air sacs
Show Answer
Correct Answer: D [Birds possess additional air sacs]
Notes:
Birds have unique respiratory systems with extra air sacs that provide continuous airflow and efficient oxygen exchange, even at high altitudes where air is thinner. These adaptations help birds avoid respiratory trouble during flight.
7. Urea is one of the major constituents of Urine in our body. In which among the following organs, Urea is formed?
[A] Kidneys
[B] Urinary Bladder
[C] Urethra
[D] Liver
Show Answer
Correct Answer: D [ Liver]
Notes:
Urea is a nitrogenous waste that is produced in the liver; urine is produced in the kidney. We note here that Uric acid is excreted as a crystal to conserve water by many terrestrial animals. However, humans and earthworms release nitrogenous waste in the form of urea.
8. Duodenum, jejunum, and ileum are associated with which of the following?
[A] Small intestine
[B] Large intestine
[C] Hypothalamus
[D] Epididymis
Show Answer
Correct Answer: A [ Small intestine]
Notes:
The primary function of the small intestine is the absorption of nutrients and minerals from food. The small intestine has three distinct regions the duodenum, jejunum and ileum. The duodenum receives bile and pancreatic juice through the pancreatic duct. The jejunum is the midsection of the small intestine, connecting the duodenum to the ileum.
9. Who among the following proposed the Five Kingdom Classification?
[A] R.H. Whittaker
[B] Linnaeus
[C] Carl Woese
[D] Smith Fox
Show Answer
Correct Answer: A [R.H. Whittaker]
Notes:
R.H. Whittaker proposed an elaborated five kingdom classification. He was the first to propose the five-kingdom of organisms taxonomic classification of the world’s biota into the Animalia, Plantae, Fungi, Protista, and Monera in 1969. He also proposed the Whittaker Biome Classification, which categorized biome-types upon two abiotic factors: temperature and precipitation.
10. Niacin is the chemical name of which vitamin?
[A] Vitamin B1
[B] Vitamin B3
[C] Vitamin B2
[D] Vitamin C
Show Answer
Correct Answer: B [Vitamin B3]
Notes:
The chemical name of Vitamin B3 is Niacin which is a water soluble vitamin. It is an important nutrient. In fact, every part of your body needs it to function properly. As a supplement, niacin may help lower cholesterol, ease arthritis and boost brain function, among other benefits.
