The loss of water in C₄ plants compared to C₃ plants for the same amount of CO₂ fixed is
Options
(a) Half (b) one-third (c) one-fourth (d) double
Correct Answer:
one-third
Explanation:
The […]
The longest bone in human body is
Options
(a) femur (b) radius (c) tibia (d) fibula
Correct Answer:
femur
Explanation:
The femur or thigh bone is the longest, most voluminous, and strongest bone […]
The living beings are made up of cells. This was stated by
Options
(a) Lamarck (b) Hugo de Vries (c) Van Helmont (d) Schleidan and Schwann
Correct Answer:
Schleidan and Schwann
Explanation:
No […]
The leaves of Mimosa pudica droop down, when touched, due to
Options
(a) nyctinasty (b) seismonasty (c) photonasty (d) epinasty
Correct Answer:
seismonasty
Explanation:
Nastic movements occur in response to a stinulus. It […]
The leaf of Mimosa on touching becomes flaccid and droops down. This is due to
Options
(a) water goes into pulvinus (b) water movement (c) based on water concentration (d) based on water […]
The layer found between cell wall of two cells is called
Options
(a) lysosome (b) lomasome (c) microsome (d) middle lamella
Correct Answer:
middle lamella
Explanation:
No explanation available. Be the first to […]
The law of limiting factor, in photosynthesis, was given by
Options
(a) Blackman (b) Calvin (c) R. Hill (d) Arnon
Correct Answer:
Blackman
Explanation:
No explanation available. Be the first to write the […]
The latest model for plasma membrane is
Options
(a) lamellar model (b) unit membrane model (c) fluid mosaic model (d) molecular lipid model
Correct Answer:
fluid mosaic model
Explanation:
No explanation available. Be […]
The largest subunit of prokaryotic ribosomes is
Options
(a) 30 S (b) 40 S (c) 50 S (d) 60 S
Correct Answer:
50 S
Explanation:
No explanation available. Be the first to write […]
The joints between the carpal bones are
Options
(a) gliding joints (b) hinge joints (c) saddle joints (d) pivot joints
Correct Answer:
gliding joints
Explanation:
A gliding joint is the simplest of the […]
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