Biology

Which of the following is polymerized to form proteins

Which of the following is polymerized to form proteins Options (a) fatty acids (b) amino acid (c) carbohydrates (d) muramic…

A cell may increase in volume if the external medium is

A cell may increase in volume if the external medium is Options (a) hypotonic (b) hypertonic (c) isotonic (d) none…

In phylogenetic classification, the groups are arranged

In phylogenetic classification, the groups are arranged Options (a) following evolutionary trends (b) according to floral similarities (c) according to…

Which are the first organisms to colonize on a bare rock?

Which are the first organisms to colonize on a bare rock? Options (a) fungi (b) lichens (c) diatoms (d) mosses…

Double fertilization in angiosperms was first explained by

Double fertilization in angiosperms was first explained by Options (a) Dutrachal (b) Nawaschin (c) Stewart (d) Maheswari Correct Answer: NawaschinExplanation:No…

Dring one Kreb’s cycle, number of CO₂ molecules released is

Dring one Kreb's cycle, number of CO₂ molecules released is Options (a) 1 (b) 2 (c) 3 (d) 4 Correct…

Excessive stimulation of vagus nerve in humans may lead to

Excessive stimulation of vagus nerve in humans may lead to Options (a) hoarse voice (b) peptic ulcers (c) efficient digestion…

Which of the following cells provide nutrition to the sperm?

Which of the following cells provide nutrition to the sperm? Options (a) Leydig's cells (b) granulosa cells (c) primary germ…

Wilson’s disease is associated with the abnormal metabolism of

Wilson's disease is associated with the abnormal metabolism of Options (a) iron (b) potassium (c) iodine (d) copper Correct Answer:…

Accumulation of which of the following in muscle causes fatigue

Accumulation of which of the following in muscle causes fatigue Options (a) acetic acid (b) carboxylic acid (c) hydrochloric acid…