Which one of the following is a possibility for most of us in regard to breathing, by making a conscious effort?
Options
(a) One can breathe out air totally without oxygen (b) One can […]
Given below is the ECG of a normal human. Which one of itss components in human is correctly interpreted below
Options
(a) complex QRS – One complete Pulse (b) Peak T – Inititation […]
Bulk of carbon dioxide (CO₂) released form body tissues into the blood is present as
Options
(a) bicarbonate in blood plasma and RBCs (b) free CO₂ in blood plasma (c) 70% carbamino – […]
Biodiversity of a geographical region represents
Options
(a) endangered species found in the region (b) the diversity in the organisms living in the region (c) genetic diversity present in the dominant species of […]
Good ozone is found in the
Options
(a) mesosphere (b) troposphere (c) stratosphere (d) ionosphere
Correct Answer:
stratosphere
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Both, hydrarch and xerarch successions lead to:
Options
(a) medium water conditions (b) xeric conditions (c) highly dry conditions (d) excessive wet conditions
Correct Answer:
medium water conditions
Explanation:
No explanation available. Be […]
The logistic population growth is expressed by the equation :
Options
(a) dt/dN = Nr(K-N)/K (b) dN/dt = rN(K-N)/K (c) dN/dt = rN (d) dN/dt = rN(N-K)/K
Correct Answer:
dN/dt = rN(K-N)/K
Explanation:
The […]
Which one of the following animals may occupy more than one trophic levels in the same ecosystem at the same time?
Options
(a) Sparrow (b) Lion (c) Goat (d) Frog
Correct Answer:
Sparrow
Guttation is the result of:
Options
(a) diffusion (b) transpiration (c) osmosis (d) root pressure
Correct Answer:
root pressure
Explanation:
The main cause of guttation in plants is root pressure. During night when […]
Ureters act as urogenital ducts in
Options
(a) human males (b) human females (c) frog’s bothe males and females (d) frog’s males
Correct Answer:
frog’s males
Explanation:
In male frogs the sperms are carried […]
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