Which of the following plants have not changed for several thousands of years?
Options
(a) Gnetum (b) Dryopteris (c) Gingko (d) Palms
Correct Answer:
Gingko
Explanation:
No explanation available. Be the first to […]
Which of the following is a component of electron transport chain in mitochondria
Options
(a) phytochrome (b) cytochrome oxidase (c) plastocyanin (d) carotenoids
Correct Answer:
cytochrome oxidase
Explanation:
No explanation available. Be the […]
The peg like process in the axis that allows the rotatory movement of the skull is
Options
(a) atlas (b) adontoid process (c) condyles (d) synovial capsule
Correct Answer:
adontoid process
Explanation:
No […]
Pacinian corpuscles occur in the skin of certain parts of body in mammals. These are
Options
(a) type of glands (b) pain receptors (c) naked tactile receptors (d) encapsulated pressure receptors
Correct Answer: […]
The portion of DNA which contains information for an entire polypeptide is called as
Options
(a) cistron (b) muton (c) recon (d) operon
Correct Answer:
cistron
Explanation:
No explanation available. Be the first […]
The pyruvic acid formed during glycolysis is oxidised to CO₂ and H₂O in a cycle called
Options
(a) Calvin cycle (b) Nitrogen cycle (c) Hill reaction (d) Kreb’s cycle
Correct Answer:
Kreb’s cycle
Which of the following chemical was likely to be absent at the time of origin of life?
Options
(a) oxygen (b) water (c) hydrogen (d) ammonia
Correct Answer:
oxygen
Explanation:
No explanation available. […]
When the light intensity changes from 1 to 100 units, the response of the eye will increase by
Options
(a) 0.01 (b) 10 (c) 100 (d) 200
Correct Answer:
10
Explanation:
No explanation […]
Which of the following is a recent application of genetic engineering in diagnostic technique?
Options
(a) PCR (b) ABC blood groups (c) ELISA test (d) gravidax test
Correct Answer:
PCR
Explanation:
No explanation […]
Which of the following isotopes is used for finding the fossil age having more than 4500 years?
Options
(a) ²³⁸U (b) ¹⁴C (c) ³H (d) ²⁰⁶Pb
Correct Answer:
²³⁸U
Explanation:
No explanation available. […]
2017-2025 Copyright Doctor Dreams Training Academy - About Us - Privacy Policy - Terms & Conditions - Contact Us - Refund Policy