In China rose the inflorescence is
In China rose, the inflorescence is
Options
(a) Cymose (b) Capitulum (c) Racemose (d) Solitary cyme
Correct Answer:
Solitary cyme
Explanation:
Flower occurs singly in the axil of a leaf, example china, rose, […]
Biology
In case of poriferans the spongocoel is lined with flagellated cells called
In case of poriferans, the spongocoel is lined with flagellated cells called as
Options
(a) Mesenchymal cells (b) Ostia (c) Oscula (d) Choanocytes
Correct Answer:
Choanocytes
Explanation:
Choanocytes (collar cells) form the lining […]
In bryophytes and pteridophytes transport of male gametes requires
In bryophytes and pteridophytes, transport of male gametes requires
Options
(a) Wind (b) insects (c) Birds (d) Water
Correct Answer:
Water
Explanation:
In several simple plants like algae, bryophytes, and pteridophytes, water is […]
In Bougainvillea thorns are the modifications of
In Bougainvillea thorns are the modifications of
Options
(a) Leaf (b) Stipules (c) Adventitious root (d) Stem
Correct Answer:
Stem
Explanation:
Thorns are hard, pointed straight structures for protection. These are modified stem
In birds some of the vertebrae are fused to form
In birds, some of the vertebrae are fused to form
Options
(a) Synsacrum (b) Symphysis (c) Synkaryon (d) Sympelvis
Correct Answer:
Synsacrum
Explanation:
Synsacrum is a composite bone in birds which consists of […]
In animal gametes are derived from
In animal, gametes are derived from
Options
(a) Epithelial tissue (b) Nervous tissue (c) Occur singly (d) None of the above
Correct Answer:
Epithelial tissue
Explanation:
The cell of Germinal epithelium is cuboidal, […]
In anaerobic respiration the pyruvic acid in muscle will form
In anaerobic respiration the pyruvic acid in muscle will form
Options
(a) Lactic acid (C₃H₆O₃) and H₂O (b) Alcohol (C₂H₅OH) and H₂O (c) Acetaldehyde and H₂O (d) Acetyl CoA and H₂O
Correct Answer: […]
In a relaxed fibril Hzone a lighter region of low density can be seen in the
In a relaxed fibril, H-zone, a lighter region of low density can be seen in the centre of
Options
(a) Anisotropic or A-band (b) Isotropic or I-band (c) Z-band (d) Both in A […]
In a neuron the concentration of intracellular potassium and extracellular
In a neuron the concentration of intracellular potassium and extracellular sodium is in a ratio of
Options
(a) 1:1 (b) 30:1 (c) 10:1 (d) 3:1
Correct Answer:
1:1
Explanation:
The amount of total […]
In a minute normal man respires
In a minute normal man respires
Options
(a) 10 times (b) 16 times (c) 30 times (d) 4 times
Correct Answer:
16 times
Explanation:
During normal breathing the respiratory movement in 25 years […]